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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 14:31:17 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 14:31:17 +0000
commit8020f71afd34d7696d7933659df2d763ab05542f (patch)
tree2fdf1b5447ffd8bdd61e702ca183e814afdcb4fc /health/health.d
parentInitial commit. (diff)
downloadnetdata-8020f71afd34d7696d7933659df2d763ab05542f.tar.xz
netdata-8020f71afd34d7696d7933659df2d763ab05542f.zip
Adding upstream version 1.37.1.upstream/1.37.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'health/health.d')
-rw-r--r--health/health.d/adaptec_raid.conf30
-rw-r--r--health/health.d/anomalies.conf23
-rw-r--r--health/health.d/apcupsd.conf49
-rw-r--r--health/health.d/bcache.conf30
-rw-r--r--health/health.d/beanstalkd.conf41
-rw-r--r--health/health.d/bind_rndc.conf12
-rw-r--r--health/health.d/boinc.conf74
-rw-r--r--health/health.d/btrfs.conf68
-rw-r--r--health/health.d/ceph.conf15
-rw-r--r--health/health.d/cgroups.conf141
-rw-r--r--health/health.d/cockroachdb.conf73
-rw-r--r--health/health.d/cpu.conf67
-rw-r--r--health/health.d/dbengine.conf64
-rw-r--r--health/health.d/disks.conf173
-rw-r--r--health/health.d/dns_query.conf14
-rw-r--r--health/health.d/dnsmasq_dhcp.conf15
-rw-r--r--health/health.d/dockerd.conf11
-rw-r--r--health/health.d/entropy.conf19
-rw-r--r--health/health.d/exporting.conf29
-rw-r--r--health/health.d/fping.conf64
-rw-r--r--health/health.d/gearman.conf14
-rw-r--r--health/health.d/geth.conf12
-rw-r--r--health/health.d/go.d.plugin.conf17
-rw-r--r--health/health.d/haproxy.conf23
-rw-r--r--health/health.d/hdfs.conf76
-rw-r--r--health/health.d/httpcheck.conf112
-rw-r--r--health/health.d/ioping.conf16
-rw-r--r--health/health.d/ipc.conf34
-rw-r--r--health/health.d/ipfs.conf14
-rw-r--r--health/health.d/ipmi.conf26
-rw-r--r--health/health.d/isc_dhcpd.conf10
-rw-r--r--health/health.d/kubelet.conf145
-rw-r--r--health/health.d/linux_power_supply.conf15
-rw-r--r--health/health.d/load.conf66
-rw-r--r--health/health.d/mdstat.conf52
-rw-r--r--health/health.d/megacli.conf71
-rw-r--r--health/health.d/memcached.conf48
-rw-r--r--health/health.d/memory.conf47
-rw-r--r--health/health.d/ml.conf53
-rw-r--r--health/health.d/mysql.conf176
-rw-r--r--health/health.d/net.conf256
-rw-r--r--health/health.d/netfilter.conf19
-rw-r--r--health/health.d/nut.conf47
-rw-r--r--health/health.d/nvme.conf15
-rw-r--r--health/health.d/pihole.conf32
-rw-r--r--health/health.d/ping.conf50
-rw-r--r--health/health.d/portcheck.conf44
-rw-r--r--health/health.d/postgres.conf214
-rw-r--r--health/health.d/processes.conf16
-rw-r--r--health/health.d/python.d.plugin.conf17
-rw-r--r--health/health.d/qos.conf18
-rw-r--r--health/health.d/ram.conf80
-rw-r--r--health/health.d/redis.conf57
-rw-r--r--health/health.d/retroshare.conf16
-rw-r--r--health/health.d/riakkv.conf93
-rw-r--r--health/health.d/scaleio.conf31
-rw-r--r--health/health.d/softnet.conf54
-rw-r--r--health/health.d/swap.conf35
-rw-r--r--health/health.d/synchronization.conf12
-rw-r--r--health/health.d/systemdunits.conf141
-rw-r--r--health/health.d/tcp_conn.conf22
-rw-r--r--health/health.d/tcp_listen.conf96
-rw-r--r--health/health.d/tcp_mem.conf23
-rw-r--r--health/health.d/tcp_orphans.conf24
-rw-r--r--health/health.d/tcp_resets.conf69
-rw-r--r--health/health.d/timex.conf17
-rw-r--r--health/health.d/udp_errors.conf38
-rw-r--r--health/health.d/unbound.conf28
-rw-r--r--health/health.d/vcsa.conf141
-rw-r--r--health/health.d/vernemq.conf365
-rw-r--r--health/health.d/vsphere.conf174
-rw-r--r--health/health.d/web_log.conf210
-rw-r--r--health/health.d/whoisquery.conf13
-rw-r--r--health/health.d/wmi.conf139
-rw-r--r--health/health.d/x509check.conf24
-rw-r--r--health/health.d/zfs.conf41
76 files changed, 4710 insertions, 0 deletions
diff --git a/health/health.d/adaptec_raid.conf b/health/health.d/adaptec_raid.conf
new file mode 100644
index 0000000..1d823ad
--- /dev/null
+++ b/health/health.d/adaptec_raid.conf
@@ -0,0 +1,30 @@
+
+# logical device status check
+
+ template: adaptec_raid_ld_status
+ on: adaptec_raid.ld_status
+ class: Errors
+ type: System
+component: RAID
+ lookup: max -10s foreach *
+ units: bool
+ every: 10s
+ crit: $this > 0
+ delay: down 5m multiplier 1.5 max 1h
+ info: logical device status is failed or degraded
+ to: sysadmin
+
+# physical device state check
+
+ template: adaptec_raid_pd_state
+ on: adaptec_raid.pd_state
+ class: Errors
+ type: System
+component: RAID
+ lookup: max -10s foreach *
+ units: bool
+ every: 10s
+ crit: $this > 0
+ delay: down 5m multiplier 1.5 max 1h
+ info: physical device state is not online
+ to: sysadmin
diff --git a/health/health.d/anomalies.conf b/health/health.d/anomalies.conf
new file mode 100644
index 0000000..269ae54
--- /dev/null
+++ b/health/health.d/anomalies.conf
@@ -0,0 +1,23 @@
+# raise a warning alarm if an anomaly probability is consistently above 50%
+
+ template: anomalies_anomaly_probabilities
+ on: anomalies.probability
+ class: Errors
+ type: Netdata
+component: ML
+ lookup: average -2m foreach *
+ every: 1m
+ warn: $this > 50
+ info: average anomaly probability over the last 2 minutes
+
+# raise a warning alarm if an anomaly flag is consistently firing
+
+ template: anomalies_anomaly_flags
+ on: anomalies.anomaly
+ class: Errors
+ type: Netdata
+component: ML
+ lookup: sum -2m foreach *
+ every: 1m
+ warn: $this > 10
+ info: number of anomalies in the last 2 minutes
diff --git a/health/health.d/apcupsd.conf b/health/health.d/apcupsd.conf
new file mode 100644
index 0000000..65f1a69
--- /dev/null
+++ b/health/health.d/apcupsd.conf
@@ -0,0 +1,49 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: apcupsd_10min_ups_load
+ on: apcupsd.load
+ class: Utilization
+ type: Power Supply
+component: UPS
+ os: *
+ hosts: *
+ lookup: average -10m unaligned of percentage
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 10m multiplier 1.5 max 1h
+ info: average UPS load over the last 10 minutes
+ to: sitemgr
+
+# Discussion in https://github.com/netdata/netdata/pull/3928:
+# Fire the alarm as soon as it's going on battery (99% charge) and clear only when full.
+ template: apcupsd_ups_charge
+ on: apcupsd.charge
+ class: Errors
+ type: Power Supply
+component: UPS
+ os: *
+ hosts: *
+ lookup: average -60s unaligned of charge
+ units: %
+ every: 60s
+ warn: $this < 100
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 10m multiplier 1.5 max 1h
+ info: average UPS charge over the last minute
+ to: sitemgr
+
+ template: apcupsd_last_collected_secs
+ on: apcupsd.load
+ class: Latency
+ type: Power Supply
+component: UPS device
+ calc: $now - $last_collected_t
+ every: 10s
+ units: seconds ago
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of seconds since the last successful data collection
+ to: sitemgr
diff --git a/health/health.d/bcache.conf b/health/health.d/bcache.conf
new file mode 100644
index 0000000..49cb5ad
--- /dev/null
+++ b/health/health.d/bcache.conf
@@ -0,0 +1,30 @@
+
+ template: bcache_cache_errors
+ on: disk.bcache_cache_read_races
+ class: Errors
+ type: System
+component: Disk
+ lookup: sum -1m unaligned absolute
+ units: errors
+ every: 1m
+ warn: $this > 0
+ delay: up 2m down 1h multiplier 1.5 max 2h
+ info: number of times data was read from the cache, \
+ the bucket was reused and invalidated in the last 10 minutes \
+ (when this occurs the data is reread from the backing device)
+ to: sysadmin
+
+ template: bcache_cache_dirty
+ on: disk.bcache_cache_alloc
+ class: Utilization
+ type: System
+component: Disk
+ calc: $dirty + $metadata + $undefined
+ units: %
+ every: 1m
+ warn: $this > ( ($status >= $WARNING ) ? ( 70 ) : ( 90 ) )
+ crit: $this > ( ($status == $CRITICAL) ? ( 90 ) : ( 95 ) )
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: percentage of cache space used for dirty data and metadata \
+ (this usually means your SSD cache is too small)
+ to: sysadmin
diff --git a/health/health.d/beanstalkd.conf b/health/health.d/beanstalkd.conf
new file mode 100644
index 0000000..13ac8c1
--- /dev/null
+++ b/health/health.d/beanstalkd.conf
@@ -0,0 +1,41 @@
+# get the number of buried jobs in all queues
+
+ template: beanstalk_server_buried_jobs
+ on: beanstalk.current_jobs
+ class: Workload
+ type: Messaging
+component: Beanstalk
+ calc: $buried
+ units: jobs
+ every: 10s
+ warn: $this > 0
+ crit: $this > 10
+ delay: up 0 down 5m multiplier 1.2 max 1h
+ info: number of buried jobs across all tubes. \
+ You need to manually kick them so they can be processed. \
+ Presence of buried jobs in a tube does not affect new jobs.
+ to: sysadmin
+
+# get the number of buried jobs per queue
+
+#template: beanstalk_tube_buried_jobs
+# on: beanstalk.jobs
+# calc: $buried
+# units: jobs
+# every: 10s
+# warn: $this > 0
+# crit: $this > 10
+# delay: up 0 down 5m multiplier 1.2 max 1h
+# info: the number of jobs buried per tube
+# to: sysadmin
+
+# get the current number of tubes
+
+#template: beanstalk_number_of_tubes
+# on: beanstalk.current_tubes
+# calc: $tubes
+# every: 10s
+# warn: $this < 5
+# delay: up 0 down 5m multiplier 1.2 max 1h
+# info: the current number of tubes on the server
+# to: sysadmin
diff --git a/health/health.d/bind_rndc.conf b/health/health.d/bind_rndc.conf
new file mode 100644
index 0000000..7c09225
--- /dev/null
+++ b/health/health.d/bind_rndc.conf
@@ -0,0 +1,12 @@
+ template: bind_rndc_stats_file_size
+ on: bind_rndc.stats_size
+ class: Utilization
+ type: DNS
+component: BIND
+ units: megabytes
+ every: 60
+ calc: $stats_size
+ warn: $this > 512
+ crit: $this > 1024
+ info: BIND statistics-file size
+ to: sysadmin
diff --git a/health/health.d/boinc.conf b/health/health.d/boinc.conf
new file mode 100644
index 0000000..7d7a4fd
--- /dev/null
+++ b/health/health.d/boinc.conf
@@ -0,0 +1,74 @@
+# Alarms for various BOINC issues.
+
+# Warn on any compute errors encountered.
+ template: boinc_compute_errors
+ on: boinc.states
+ class: Errors
+ type: Computing
+component: BOINC
+ os: *
+ hosts: *
+ families: *
+ lookup: average -10m unaligned of comperror
+ units: tasks
+ every: 1m
+ warn: $this > 0
+ crit: $this > 1
+ delay: up 1m down 5m multiplier 1.5 max 1h
+ info: average number of compute errors over the last 10 minutes
+ to: sysadmin
+
+# Warn on lots of upload errors
+ template: boinc_upload_errors
+ on: boinc.states
+ class: Errors
+ type: Computing
+component: BOINC
+ os: *
+ hosts: *
+ families: *
+ lookup: average -10m unaligned of upload_failed
+ units: tasks
+ every: 1m
+ warn: $this > 0
+ crit: $this > 1
+ delay: up 1m down 5m multiplier 1.5 max 1h
+ info: average number of failed uploads over the last 10 minutes
+ to: sysadmin
+
+# Warn on the task queue being empty
+ template: boinc_total_tasks
+ on: boinc.tasks
+ class: Utilization
+ type: Computing
+component: BOINC
+ os: *
+ hosts: *
+ families: *
+ lookup: average -10m unaligned of total
+ units: tasks
+ every: 1m
+ warn: $this < 1
+ crit: $this < 0.1
+ delay: up 5m down 10m multiplier 1.5 max 1h
+ info: average number of total tasks over the last 10 minutes
+ to: sysadmin
+
+# Warn on no active tasks with a non-empty queue
+ template: boinc_active_tasks
+ on: boinc.tasks
+ class: Utilization
+ type: Computing
+component: BOINC
+ os: *
+ hosts: *
+ families: *
+ lookup: average -10m unaligned of active
+ calc: ($boinc_total_tasks >= 1) ? ($this) : (inf)
+ units: tasks
+ every: 1m
+ warn: $this < 1
+ crit: $this < 0.1
+ delay: up 5m down 10m multiplier 1.5 max 1h
+ info: average number of active tasks over the last 10 minutes
+ to: sysadmin
diff --git a/health/health.d/btrfs.conf b/health/health.d/btrfs.conf
new file mode 100644
index 0000000..8d197aa
--- /dev/null
+++ b/health/health.d/btrfs.conf
@@ -0,0 +1,68 @@
+
+ template: btrfs_allocated
+ on: btrfs.disk
+ class: Utilization
+ type: System
+component: File system
+ os: *
+ hosts: *
+ families: *
+ calc: 100 - ($unallocated * 100 / ($unallocated + $data_used + $data_free + $meta_used + $meta_free + $sys_used + $sys_free))
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (90) : (95))
+ crit: $this > (($status == $CRITICAL) ? (95) : (98))
+ delay: up 1m down 15m multiplier 1.5 max 1h
+ info: percentage of allocated BTRFS physical disk space
+ to: sysadmin
+
+ template: btrfs_data
+ on: btrfs.data
+ class: Utilization
+ type: System
+component: File system
+ os: *
+ hosts: *
+ families: *
+ calc: $used * 100 / ($used + $free)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (90) : (95)) && $btrfs_allocated > 98
+ crit: $this > (($status == $CRITICAL) ? (95) : (98)) && $btrfs_allocated > 98
+ delay: up 1m down 15m multiplier 1.5 max 1h
+ info: utilization of BTRFS data space
+ to: sysadmin
+
+ template: btrfs_metadata
+ on: btrfs.metadata
+ class: Utilization
+ type: System
+component: File system
+ os: *
+ hosts: *
+ families: *
+ calc: ($used + $reserved) * 100 / ($used + $free + $reserved)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (90) : (95)) && $btrfs_allocated > 98
+ crit: $this > (($status == $CRITICAL) ? (95) : (98)) && $btrfs_allocated > 98
+ delay: up 1m down 15m multiplier 1.5 max 1h
+ info: utilization of BTRFS metadata space
+ to: sysadmin
+
+ template: btrfs_system
+ on: btrfs.system
+ class: Utilization
+ type: System
+component: File system
+ os: *
+ hosts: *
+ families: *
+ calc: $used * 100 / ($used + $free)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (90) : (95)) && $btrfs_allocated > 98
+ crit: $this > (($status == $CRITICAL) ? (95) : (98)) && $btrfs_allocated > 98
+ delay: up 1m down 15m multiplier 1.5 max 1h
+ info: utilization of BTRFS system space
+ to: sysadmin
diff --git a/health/health.d/ceph.conf b/health/health.d/ceph.conf
new file mode 100644
index 0000000..1f9da25
--- /dev/null
+++ b/health/health.d/ceph.conf
@@ -0,0 +1,15 @@
+# low ceph disk available
+
+ template: ceph_cluster_space_usage
+ on: ceph.general_usage
+ class: Utilization
+ type: Storage
+component: Ceph
+ calc: $used * 100 / ($used + $avail)
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING ) ? (85) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 5m multiplier 1.2 max 1h
+ info: cluster disk space utilization
+ to: sysadmin
diff --git a/health/health.d/cgroups.conf b/health/health.d/cgroups.conf
new file mode 100644
index 0000000..4bfe38b
--- /dev/null
+++ b/health/health.d/cgroups.conf
@@ -0,0 +1,141 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: cgroup_10min_cpu_usage
+ on: cgroup.cpu_limit
+ class: Utilization
+ type: Cgroups
+component: CPU
+ os: linux
+ hosts: *
+ lookup: average -10m unaligned
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average cgroup CPU utilization over the last 10 minutes
+ to: sysadmin
+
+ template: cgroup_ram_in_use
+ on: cgroup.mem_usage
+ class: Utilization
+ type: Cgroups
+component: Memory
+ os: linux
+ hosts: *
+ calc: ($ram) * 100 / $memory_limit
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: cgroup memory utilization
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# check for packet storms
+
+# 1. calculate the rate packets are received in 1m: 1m_received_packets_rate
+# 2. do the same for the last 10s
+# 3. raise an alarm if the later is 10x or 20x the first
+# we assume the minimum packet storm should at least have
+# 10000 packets/s, average of the last 10 seconds
+
+ template: cgroup_1m_received_packets_rate
+ on: cgroup.net_packets
+ class: Workload
+ type: Cgroups
+component: Network
+ hosts: *
+ lookup: average -1m unaligned of received
+ units: packets
+ every: 10s
+ info: average number of packets received by the network interface $family over the last minute
+
+ template: cgroup_10s_received_packets_storm
+ on: cgroup.net_packets
+ class: Workload
+ type: Cgroups
+component: Network
+ hosts: *
+ lookup: average -10s unaligned of received
+ calc: $this * 100 / (($1m_received_packets_rate < 1000)?(1000):($1m_received_packets_rate))
+ every: 10s
+ units: %
+ warn: $this > (($status >= $WARNING)?(200):(5000))
+ crit: $this > (($status == $CRITICAL)?(5000):(6000))
+ options: no-clear-notification
+ info: ratio of average number of received packets for the network interface $family over the last 10 seconds, \
+ compared to the rate over the last minute
+ to: sysadmin
+
+# ---------------------------------K8s containers--------------------------------------------
+
+ template: k8s_cgroup_10min_cpu_usage
+ on: k8s.cgroup.cpu_limit
+ class: Utilization
+ type: Cgroups
+component: CPU
+ os: linux
+ hosts: *
+ lookup: average -10m unaligned
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average cgroup CPU utilization over the last 10 minutes
+ to: sysadmin
+
+ template: k8s_cgroup_ram_in_use
+ on: k8s.cgroup.mem_usage
+ class: Utilization
+ type: Cgroups
+component: Memory
+ os: linux
+ hosts: *
+ calc: ($ram) * 100 / $memory_limit
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: cgroup memory utilization
+ to: sysadmin
+
+# check for packet storms
+
+# 1. calculate the rate packets are received in 1m: 1m_received_packets_rate
+# 2. do the same for the last 10s
+# 3. raise an alarm if the later is 10x or 20x the first
+# we assume the minimum packet storm should at least have
+# 10000 packets/s, average of the last 10 seconds
+
+ template: k8s_cgroup_1m_received_packets_rate
+ on: k8s.cgroup.net_packets
+ class: Workload
+ type: Cgroups
+component: Network
+ hosts: *
+ lookup: average -1m unaligned of received
+ units: packets
+ every: 10s
+ info: average number of packets received by the network interface $family over the last minute
+
+ template: k8s_cgroup_10s_received_packets_storm
+ on: k8s.cgroup.net_packets
+ class: Workload
+ type: Cgroups
+component: Network
+ hosts: *
+ lookup: average -10s unaligned of received
+ calc: $this * 100 / (($k8s_cgroup_10s_received_packets_storm < 1000)?(1000):($k8s_cgroup_10s_received_packets_storm))
+ every: 10s
+ units: %
+ warn: $this > (($status >= $WARNING)?(200):(5000))
+ crit: $this > (($status == $CRITICAL)?(5000):(6000))
+ options: no-clear-notification
+ info: ratio of average number of received packets for the network interface $family over the last 10 seconds, \
+ compared to the rate over the last minute
+ to: sysadmin
diff --git a/health/health.d/cockroachdb.conf b/health/health.d/cockroachdb.conf
new file mode 100644
index 0000000..1f22784
--- /dev/null
+++ b/health/health.d/cockroachdb.conf
@@ -0,0 +1,73 @@
+
+# Capacity
+
+ template: cockroachdb_used_storage_capacity
+ on: cockroachdb.storage_used_capacity_percentage
+ class: Utilization
+ type: Database
+component: CockroachDB
+ calc: $capacity_used_percent
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: storage capacity utilization
+ to: dba
+
+ template: cockroachdb_used_usable_storage_capacity
+ on: cockroachdb.storage_used_capacity_percentage
+ class: Utilization
+ type: Database
+component: CockroachDB
+ calc: $capacity_usable_used_percent
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: storage usable space utilization
+ to: dba
+
+# Replication
+
+ template: cockroachdb_unavailable_ranges
+ on: cockroachdb.ranges_replication_problem
+ class: Errors
+ type: Database
+component: CockroachDB
+ calc: $ranges_unavailable
+ units: num
+ every: 10s
+ warn: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of ranges with fewer live replicas than needed for quorum
+ to: dba
+
+ template: cockroachdb_underreplicated_ranges
+ on: cockroachdb.ranges_replication_problem
+ class: Errors
+ type: Database
+component: CockroachDB
+ calc: $ranges_underreplicated
+ units: num
+ every: 10s
+ warn: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of ranges with fewer live replicas than the replication target
+ to: dba
+
+# FD
+
+ template: cockroachdb_open_file_descriptors_limit
+ on: cockroachdb.process_file_descriptors
+ class: Utilization
+ type: Database
+component: CockroachDB
+ calc: $sys_fd_open/$sys_fd_softlimit * 100
+ units: %
+ every: 10s
+ warn: $this > 80
+ delay: down 15m multiplier 1.5 max 1h
+ info: open file descriptors utilization (against softlimit)
+ to: dba
diff --git a/health/health.d/cpu.conf b/health/health.d/cpu.conf
new file mode 100644
index 0000000..ad69528
--- /dev/null
+++ b/health/health.d/cpu.conf
@@ -0,0 +1,67 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: 10min_cpu_usage
+ on: system.cpu
+ class: Utilization
+ type: System
+component: CPU
+ os: linux
+ hosts: *
+ lookup: average -10m unaligned of user,system,softirq,irq,guest
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average CPU utilization over the last 10 minutes (excluding iowait, nice and steal)
+ to: sysadmin
+
+ template: 10min_cpu_iowait
+ on: system.cpu
+ class: Utilization
+ type: System
+component: CPU
+ os: linux
+ hosts: *
+ lookup: average -10m unaligned of iowait
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (20) : (40))
+ crit: $this > (($status == $CRITICAL) ? (40) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average CPU iowait time over the last 10 minutes
+ to: sysadmin
+
+ template: 20min_steal_cpu
+ on: system.cpu
+ class: Latency
+ type: System
+component: CPU
+ os: linux
+ hosts: *
+ lookup: average -20m unaligned of steal
+ units: %
+ every: 5m
+ warn: $this > (($status >= $WARNING) ? (5) : (10))
+ crit: $this > (($status == $CRITICAL) ? (20) : (30))
+ delay: down 1h multiplier 1.5 max 2h
+ info: average CPU steal time over the last 20 minutes
+ to: sysadmin
+
+## FreeBSD
+ template: 10min_cpu_usage
+ on: system.cpu
+ class: Utilization
+ type: System
+component: CPU
+ os: freebsd
+ hosts: *
+ lookup: average -10m unaligned of user,system,interrupt
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average CPU utilization over the last 10 minutes (excluding nice)
+ to: sysadmin
diff --git a/health/health.d/dbengine.conf b/health/health.d/dbengine.conf
new file mode 100644
index 0000000..65c41b8
--- /dev/null
+++ b/health/health.d/dbengine.conf
@@ -0,0 +1,64 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: 10min_dbengine_global_fs_errors
+ on: netdata.dbengine_global_errors
+ class: Errors
+ type: Netdata
+component: DB engine
+ os: linux freebsd macos
+ hosts: *
+ lookup: sum -10m unaligned of fs_errors
+ units: errors
+ every: 10s
+ crit: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of filesystem errors in the last 10 minutes (too many open files, wrong permissions, etc)
+ to: sysadmin
+
+ alarm: 10min_dbengine_global_io_errors
+ on: netdata.dbengine_global_errors
+ class: Errors
+ type: Netdata
+component: DB engine
+ os: linux freebsd macos
+ hosts: *
+ lookup: sum -10m unaligned of io_errors
+ units: errors
+ every: 10s
+ crit: $this > 0
+ delay: down 1h multiplier 1.5 max 3h
+ info: number of IO errors in the last 10 minutes (CRC errors, out of space, bad disk, etc)
+ to: sysadmin
+
+ alarm: 10min_dbengine_global_flushing_warnings
+ on: netdata.dbengine_global_errors
+ class: Errors
+ type: Netdata
+component: DB engine
+ os: linux freebsd macos
+ hosts: *
+ lookup: sum -10m unaligned of pg_cache_over_half_dirty_events
+ units: errors
+ every: 10s
+ warn: $this > 0
+ delay: down 1h multiplier 1.5 max 3h
+ info: number of times when dbengine dirty pages were over 50% of the instance's page cache in the last 10 minutes. \
+ Metric data are at risk of not being stored in the database. To remedy, reduce disk load or use faster disks.
+ to: sysadmin
+
+ alarm: 10min_dbengine_global_flushing_errors
+ on: netdata.dbengine_long_term_page_stats
+ class: Errors
+ type: Netdata
+component: DB engine
+ os: linux freebsd macos
+ hosts: *
+ lookup: sum -10m unaligned of flushing_pressure_deletions
+ units: pages
+ every: 10s
+ crit: $this != 0
+ delay: down 1h multiplier 1.5 max 3h
+ info: number of pages deleted due to failure to flush data to disk in the last 10 minutes. \
+ Metric data were lost to unblock data collection. To fix, reduce disk load or use faster disks.
+ to: sysadmin
diff --git a/health/health.d/disks.conf b/health/health.d/disks.conf
new file mode 100644
index 0000000..5daff61
--- /dev/null
+++ b/health/health.d/disks.conf
@@ -0,0 +1,173 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+
+# -----------------------------------------------------------------------------
+# low disk space
+
+# checking the latest collected values
+# raise an alarm if the disk is low on
+# available disk space
+
+ template: disk_space_usage
+ on: disk.space
+ class: Utilization
+ type: System
+component: Disk
+ os: linux freebsd
+ hosts: *
+ families: !/dev !/dev/* !/run !/run/* *
+ calc: $used * 100 / ($avail + $used)
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING ) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: up 1m down 15m multiplier 1.5 max 1h
+ info: disk $family space utilization
+ to: sysadmin
+
+ template: disk_inode_usage
+ on: disk.inodes
+ class: Utilization
+ type: System
+component: Disk
+ os: linux freebsd
+ hosts: *
+ families: !/dev !/dev/* !/run !/run/* *
+ calc: $used * 100 / ($avail + $used)
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: up 1m down 15m multiplier 1.5 max 1h
+ info: disk $family inode utilization
+ to: sysadmin
+
+
+# -----------------------------------------------------------------------------
+# disk fill rate
+
+# calculate the rate the disk fills
+# use as base, the available space change
+# during the last hour
+
+# this is just a calculation - it has no alarm
+# we will use it in the next template to find
+# the hours remaining
+
+# template: disk_fill_rate
+# on: disk.space
+# os: linux freebsd
+# hosts: *
+# families: *
+# lookup: min -10m at -50m unaligned of avail
+# calc: ($this - $avail) / (($now - $after) / 3600)
+# every: 1m
+# units: GB/hour
+# info: average rate the disk fills up (positive), or frees up (negative) space, for the last hour
+
+
+# calculate the hours remaining
+# if the disk continues to fill
+# in this rate
+
+# template: out_of_disk_space_time
+# on: disk.space
+# os: linux freebsd
+# hosts: *
+# families: *
+# calc: ($disk_fill_rate > 0) ? ($avail / $disk_fill_rate) : (inf)
+# units: hours
+# every: 10s
+# warn: $this > 0 and $this < (($status >= $WARNING) ? (48) : (8))
+# crit: $this > 0 and $this < (($status == $CRITICAL) ? (24) : (2))
+# delay: down 15m multiplier 1.2 max 1h
+# info: estimated time the disk will run out of space, if the system continues to add data with the rate of the last hour
+# to: sysadmin
+
+
+# -----------------------------------------------------------------------------
+# disk inode fill rate
+
+# calculate the rate the disk inodes are allocated
+# use as base, the available inodes change
+# during the last hour
+
+# this is just a calculation - it has no alarm
+# we will use it in the next template to find
+# the hours remaining
+
+# template: disk_inode_rate
+# on: disk.inodes
+# os: linux freebsd
+# hosts: *
+# families: *
+# lookup: min -10m at -50m unaligned of avail
+# calc: ($this - $avail) / (($now - $after) / 3600)
+# every: 1m
+# units: inodes/hour
+# info: average rate at which disk inodes are allocated (positive), or freed (negative), for the last hour
+
+# calculate the hours remaining
+# if the disk inodes are allocated
+# in this rate
+
+# template: out_of_disk_inodes_time
+# on: disk.inodes
+# os: linux freebsd
+# hosts: *
+# families: *
+# calc: ($disk_inode_rate > 0) ? ($avail / $disk_inode_rate) : (inf)
+# units: hours
+# every: 10s
+# warn: $this > 0 and $this < (($status >= $WARNING) ? (48) : (8))
+# crit: $this > 0 and $this < (($status == $CRITICAL) ? (24) : (2))
+# delay: down 15m multiplier 1.2 max 1h
+# info: estimated time the disk will run out of inodes, if the system continues to allocate inodes with the rate of the last hour
+# to: sysadmin
+
+
+# -----------------------------------------------------------------------------
+# disk congestion
+
+# raise an alarm if the disk is congested
+# by calculating the average disk utilization
+# for the last 10 minutes
+
+ template: 10min_disk_utilization
+ on: disk.util
+ class: Utilization
+ type: System
+component: Disk
+ os: linux freebsd
+ hosts: *
+ families: *
+ lookup: average -10m unaligned
+ units: %
+ every: 1m
+ warn: $this > 98 * (($status >= $WARNING) ? (0.7) : (1))
+ delay: down 15m multiplier 1.2 max 1h
+ info: average percentage of time $family disk was busy over the last 10 minutes
+ to: silent
+
+
+# raise an alarm if the disk backlog
+# is above 1000ms (1s) per second
+# for 10 minutes
+# (i.e. the disk cannot catch up)
+
+ template: 10min_disk_backlog
+ on: disk.backlog
+ class: Latency
+ type: System
+component: Disk
+ os: linux
+ hosts: *
+ families: *
+ lookup: average -10m unaligned
+ units: ms
+ every: 1m
+ warn: $this > 5000 * (($status >= $WARNING) ? (0.7) : (1))
+ delay: down 15m multiplier 1.2 max 1h
+ info: average backlog size of the $family disk over the last 10 minutes
+ to: silent
diff --git a/health/health.d/dns_query.conf b/health/health.d/dns_query.conf
new file mode 100644
index 0000000..b9d6c23
--- /dev/null
+++ b/health/health.d/dns_query.conf
@@ -0,0 +1,14 @@
+# detect dns query failure
+
+ template: dns_query_query_status
+ on: dns_query.query_status
+ class: Errors
+ type: DNS
+component: DNS
+ calc: $success
+ units: status
+ every: 10s
+ warn: $this != nan && $this != 1
+ delay: up 30s down 5m multiplier 1.5 max 1h
+ info: DNS request type $label:record_type to server $label:server is unsuccessful
+ to: sysadmin
diff --git a/health/health.d/dnsmasq_dhcp.conf b/health/health.d/dnsmasq_dhcp.conf
new file mode 100644
index 0000000..010b945
--- /dev/null
+++ b/health/health.d/dnsmasq_dhcp.conf
@@ -0,0 +1,15 @@
+# dhcp-range utilization
+
+ template: dnsmasq_dhcp_dhcp_range_utilization
+ on: dnsmasq_dhcp.dhcp_range_utilization
+ class: Utilization
+ type: DHCP
+component: Dnsmasq
+ every: 10s
+ units: %
+ calc: $used
+ warn: $this > ( ($status >= $WARNING ) ? ( 80 ) : ( 90 ) )
+ crit: $this > ( ($status == $CRITICAL) ? ( 90 ) : ( 95 ) )
+ delay: down 5m
+ info: DHCP range utilization
+ to: sysadmin
diff --git a/health/health.d/dockerd.conf b/health/health.d/dockerd.conf
new file mode 100644
index 0000000..220ddd6
--- /dev/null
+++ b/health/health.d/dockerd.conf
@@ -0,0 +1,11 @@
+ template: docker_unhealthy_containers
+ on: docker.unhealthy_containers
+ class: Errors
+ type: Containers
+component: Docker
+ units: unhealthy containers
+ every: 10s
+ lookup: average -10s
+ crit: $this > 0
+ info: average number of unhealthy docker containers over the last 10 seconds
+ to: sysadmin
diff --git a/health/health.d/entropy.conf b/health/health.d/entropy.conf
new file mode 100644
index 0000000..13b0fcd
--- /dev/null
+++ b/health/health.d/entropy.conf
@@ -0,0 +1,19 @@
+
+# check if entropy is too low
+# the alarm is checked every 1 minute
+# and examines the last hour of data
+
+ alarm: lowest_entropy
+ on: system.entropy
+ class: Utilization
+ type: System
+component: Cryptography
+ os: linux
+ hosts: *
+ lookup: min -5m unaligned
+ units: entries
+ every: 5m
+ warn: $this < (($status >= $WARNING) ? (200) : (100))
+ delay: down 1h multiplier 1.5 max 2h
+ info: minimum number of entries in the random numbers pool in the last 5 minutes
+ to: silent
diff --git a/health/health.d/exporting.conf b/health/health.d/exporting.conf
new file mode 100644
index 0000000..06f398c
--- /dev/null
+++ b/health/health.d/exporting.conf
@@ -0,0 +1,29 @@
+
+ template: exporting_last_buffering
+ families: *
+ on: exporting_data_size
+ class: Latency
+ type: Netdata
+component: Exporting engine
+ calc: $now - $last_collected_t
+ units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of seconds since the last successful buffering of exporting data
+ to: dba
+
+ template: exporting_metrics_sent
+ families: *
+ on: exporting_data_size
+ class: Workload
+ type: Netdata
+component: Exporting engine
+ units: %
+ calc: abs($sent) * 100 / abs($buffered)
+ every: 10s
+ warn: $this != 100
+ delay: down 5m multiplier 1.5 max 1h
+ info: percentage of metrics sent to the external database server
+ to: dba
diff --git a/health/health.d/fping.conf b/health/health.d/fping.conf
new file mode 100644
index 0000000..bb22419
--- /dev/null
+++ b/health/health.d/fping.conf
@@ -0,0 +1,64 @@
+
+ template: fping_last_collected_secs
+ families: *
+ on: fping.latency
+ class: Latency
+ type: Other
+component: Network
+ calc: $now - $last_collected_t
+ units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of seconds since the last successful data collection
+ to: sysadmin
+
+ template: fping_host_reachable
+ families: *
+ on: fping.latency
+ class: Errors
+ type: Other
+component: Network
+ calc: $average != nan
+ units: up/down
+ every: 10s
+ crit: $this == 0
+ delay: down 30m multiplier 1.5 max 2h
+ info: reachability status of the network host (0: unreachable, 1: reachable)
+ to: sysadmin
+
+ template: fping_host_latency
+ families: *
+ on: fping.latency
+ class: Latency
+ type: Other
+component: Network
+ lookup: average -10s unaligned of average
+ units: ms
+ every: 10s
+ green: 500
+ red: 1000
+ warn: $this > $green OR $max > $red
+ crit: $this > $red
+ delay: down 30m multiplier 1.5 max 2h
+ info: average latency to the network host over the last 10 seconds
+ to: sysadmin
+
+ template: fping_packet_loss
+ families: *
+ on: fping.quality
+ class: Errors
+ type: System
+component: Network
+ lookup: average -10m unaligned of returned
+ calc: 100 - $this
+ green: 1
+ red: 10
+ units: %
+ every: 10s
+ warn: $this > $green
+ crit: $this > $red
+ delay: down 30m multiplier 1.5 max 2h
+ info: packet loss ratio to the network host over the last 10 minutes
+ to: sysadmin
diff --git a/health/health.d/gearman.conf b/health/health.d/gearman.conf
new file mode 100644
index 0000000..14010d4
--- /dev/null
+++ b/health/health.d/gearman.conf
@@ -0,0 +1,14 @@
+
+ template: gearman_workers_queued
+ on: gearman.single_job
+ class: Latency
+ type: Computing
+component: Gearman
+ lookup: average -10m unaligned match-names of Pending
+ units: workers
+ every: 10s
+ warn: $this > 30000
+ crit: $this > 100000
+ delay: down 5m multiplier 1.5 max 1h
+ info: average number of queued jobs over the last 10 minutes
+ to: sysadmin
diff --git a/health/health.d/geth.conf b/health/health.d/geth.conf
new file mode 100644
index 0000000..dd1eb47
--- /dev/null
+++ b/health/health.d/geth.conf
@@ -0,0 +1,12 @@
+#chainhead_header is expected momenterarily to be ahead. If its considerably ahead (e.g more than 5 blocks), then the node is definitely out of sync.
+ template: geth_chainhead_diff_between_header_block
+ on: geth.chainhead
+ class: Workload
+ type: ethereum_node
+component: geth
+ every: 10s
+ calc: $chain_head_block - $chain_head_header
+ units: blocks
+ warn: $this != 0
+ crit: $this > 5
+ delay: down 1m multiplier 1.5 max 1h
diff --git a/health/health.d/go.d.plugin.conf b/health/health.d/go.d.plugin.conf
new file mode 100644
index 0000000..cd87fe0
--- /dev/null
+++ b/health/health.d/go.d.plugin.conf
@@ -0,0 +1,17 @@
+
+# make sure go.d.plugin data collection job is running
+
+ template: go.d_job_last_collected_secs
+ on: netdata.go_plugin_execution_time
+ class: Errors
+ type: Netdata
+component: go.d.plugin
+ module: !* *
+ calc: $now - $last_collected_t
+ units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of seconds since the last successful data collection
+ to: webmaster
diff --git a/health/health.d/haproxy.conf b/health/health.d/haproxy.conf
new file mode 100644
index 0000000..a0ab52b
--- /dev/null
+++ b/health/health.d/haproxy.conf
@@ -0,0 +1,23 @@
+ template: haproxy_backend_server_status
+ on: haproxy_hs.down
+ class: Errors
+ type: Web Proxy
+component: HAProxy
+ units: failed servers
+ every: 10s
+ lookup: average -10s
+ crit: $this > 0
+ info: average number of failed haproxy backend servers over the last 10 seconds
+ to: sysadmin
+
+ template: haproxy_backend_status
+ on: haproxy_hb.down
+ class: Errors
+ type: Web Proxy
+component: HAProxy
+ units: failed backend
+ every: 10s
+ lookup: average -10s
+ crit: $this > 0
+ info: average number of failed haproxy backends over the last 10 seconds
+ to: sysadmin
diff --git a/health/health.d/hdfs.conf b/health/health.d/hdfs.conf
new file mode 100644
index 0000000..ca8df31
--- /dev/null
+++ b/health/health.d/hdfs.conf
@@ -0,0 +1,76 @@
+
+# Common
+
+ template: hdfs_capacity_usage
+ on: hdfs.capacity
+ class: Utilization
+ type: Storage
+component: HDFS
+ calc: ($used) * 100 / ($used + $remaining)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (80) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: summary datanodes space capacity utilization
+ to: sysadmin
+
+
+# NameNode
+
+ template: hdfs_missing_blocks
+ on: hdfs.blocks
+ class: Errors
+ type: Storage
+component: HDFS
+ calc: $missing
+ units: missing blocks
+ every: 10s
+ warn: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of missing blocks
+ to: sysadmin
+
+
+ template: hdfs_stale_nodes
+ on: hdfs.data_nodes
+ class: Errors
+ type: Storage
+component: HDFS
+ calc: $stale
+ units: dead nodes
+ every: 10s
+ warn: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of datanodes marked stale due to delayed heartbeat
+ to: sysadmin
+
+
+ template: hdfs_dead_nodes
+ on: hdfs.data_nodes
+ class: Errors
+ type: Storage
+component: HDFS
+ calc: $dead
+ units: dead nodes
+ every: 10s
+ crit: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of datanodes which are currently dead
+ to: sysadmin
+
+
+# DataNode
+
+ template: hdfs_num_failed_volumes
+ on: hdfs.num_failed_volumes
+ class: Errors
+ type: Storage
+component: HDFS
+ calc: $fsds_num_failed_volumes
+ units: failed volumes
+ every: 10s
+ warn: $this > 0
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of failed volumes
+ to: sysadmin
diff --git a/health/health.d/httpcheck.conf b/health/health.d/httpcheck.conf
new file mode 100644
index 0000000..599c47a
--- /dev/null
+++ b/health/health.d/httpcheck.conf
@@ -0,0 +1,112 @@
+
+# This is a fast-reacting no-notification alarm ideal for custom dashboards or badges
+ template: httpcheck_web_service_up
+ families: *
+ on: httpcheck.status
+ class: Utilization
+ type: Web Server
+component: HTTP endpoint
+ lookup: average -1m unaligned percentage of success
+ calc: ($this < 75) ? (0) : ($this)
+ every: 5s
+ units: up/down
+ info: average ratio of successful HTTP requests over the last minute (at least 75%)
+ to: silent
+
+ template: httpcheck_web_service_bad_content
+ families: *
+ on: httpcheck.status
+ class: Workload
+ type: Web Server
+component: HTTP endpoint
+ lookup: average -5m unaligned percentage of bad_content
+ every: 10s
+ units: %
+ warn: $this >= 10 AND $this < 40
+ crit: $this >= 40
+ delay: down 5m multiplier 1.5 max 1h
+ info: average ratio of HTTP responses with unexpected content over the last 5 minutes
+ options: no-clear-notification
+ to: webmaster
+
+ template: httpcheck_web_service_bad_status
+ families: *
+ on: httpcheck.status
+ class: Workload
+ type: Web Server
+component: HTTP endpoint
+ lookup: average -5m unaligned percentage of bad_status
+ every: 10s
+ units: %
+ warn: $this >= 10 AND $this < 40
+ crit: $this >= 40
+ delay: down 5m multiplier 1.5 max 1h
+ info: average ratio of HTTP responses with unexpected status over the last 5 minutes
+ options: no-clear-notification
+ to: webmaster
+
+ template: httpcheck_web_service_timeouts
+ families: *
+ on: httpcheck.status
+ class: Latency
+ type: Web Server
+component: HTTP endpoint
+ lookup: average -5m unaligned percentage of timeout
+ every: 10s
+ units: %
+ info: average ratio of HTTP request timeouts over the last 5 minutes
+
+ template: httpcheck_no_web_service_connections
+ families: *
+ on: httpcheck.status
+ class: Errors
+ type: Other
+component: HTTP endpoint
+ lookup: average -5m unaligned percentage of no_connection
+ every: 10s
+ units: %
+ info: average ratio of failed requests during the last 5 minutes
+
+# combined timeout & no connection alarm
+ template: httpcheck_web_service_unreachable
+ families: *
+ on: httpcheck.status
+ class: Errors
+ type: Web Server
+component: HTTP endpoint
+ calc: ($httpcheck_no_web_service_connections >= $httpcheck_web_service_timeouts) ? ($httpcheck_no_web_service_connections) : ($httpcheck_web_service_timeouts)
+ units: %
+ every: 10s
+ warn: ($httpcheck_no_web_service_connections >= 10 OR $httpcheck_web_service_timeouts >= 10) AND ($httpcheck_no_web_service_connections < 40 OR $httpcheck_web_service_timeouts < 40)
+ crit: $httpcheck_no_web_service_connections >= 40 OR $httpcheck_web_service_timeouts >= 40
+ delay: down 5m multiplier 1.5 max 1h
+ info: ratio of failed requests either due to timeouts or no connection over the last 5 minutes
+ options: no-clear-notification
+ to: webmaster
+
+ template: httpcheck_1h_web_service_response_time
+ families: *
+ on: httpcheck.responsetime
+ class: Latency
+ type: Other
+component: HTTP endpoint
+ lookup: average -1h unaligned of time
+ every: 30s
+ units: ms
+ info: average HTTP response time over the last hour
+
+ template: httpcheck_web_service_slow
+ families: *
+ on: httpcheck.responsetime
+ class: Latency
+ type: Web Server
+component: HTTP endpoint
+ lookup: average -3m unaligned of time
+ units: ms
+ every: 10s
+ warn: ($this > ($httpcheck_1h_web_service_response_time * 2) )
+ crit: ($this > ($httpcheck_1h_web_service_response_time * 3) )
+ delay: down 5m multiplier 1.5 max 1h
+ info: average HTTP response time over the last 3 minutes, compared to the average over the last hour
+ options: no-clear-notification
+ to: webmaster
diff --git a/health/health.d/ioping.conf b/health/health.d/ioping.conf
new file mode 100644
index 0000000..8b498ad
--- /dev/null
+++ b/health/health.d/ioping.conf
@@ -0,0 +1,16 @@
+ template: ioping_disk_latency
+ families: *
+ on: ioping.latency
+ class: Latency
+ type: System
+component: Disk
+ lookup: average -10s unaligned of latency
+ units: microseconds
+ every: 10s
+ green: 5000
+ red: 10000
+ warn: $this > $green
+ crit: $this > $red
+ delay: down 30m multiplier 1.5 max 2h
+ info: average I/O latency over the last 10 seconds
+ to: sysadmin
diff --git a/health/health.d/ipc.conf b/health/health.d/ipc.conf
new file mode 100644
index 0000000..c178a41
--- /dev/null
+++ b/health/health.d/ipc.conf
@@ -0,0 +1,34 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: semaphores_used
+ on: system.ipc_semaphores
+ class: Utilization
+ type: System
+component: IPC
+ os: linux
+ hosts: *
+ calc: $semaphores * 100 / $ipc_semaphores_max
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (70) : (90))
+ delay: down 5m multiplier 1.5 max 1h
+ info: IPC semaphore utilization
+ to: sysadmin
+
+ alarm: semaphore_arrays_used
+ on: system.ipc_semaphore_arrays
+ class: Utilization
+ type: System
+component: IPC
+ os: linux
+ hosts: *
+ calc: $arrays * 100 / $ipc_semaphores_arrays_max
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (70) : (90))
+ delay: down 5m multiplier 1.5 max 1h
+ info: IPC semaphore arrays utilization
+ to: sysadmin
diff --git a/health/health.d/ipfs.conf b/health/health.d/ipfs.conf
new file mode 100644
index 0000000..a514ddf
--- /dev/null
+++ b/health/health.d/ipfs.conf
@@ -0,0 +1,14 @@
+
+ template: ipfs_datastore_usage
+ on: ipfs.repo_size
+ class: Utilization
+ type: Data Sharing
+component: IPFS
+ calc: $size * 100 / $avail
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: IPFS datastore utilization
+ to: sysadmin
diff --git a/health/health.d/ipmi.conf b/health/health.d/ipmi.conf
new file mode 100644
index 0000000..feadba1
--- /dev/null
+++ b/health/health.d/ipmi.conf
@@ -0,0 +1,26 @@
+ alarm: ipmi_sensors_states
+ on: ipmi.sensors_states
+ class: Errors
+ type: System
+component: IPMI
+ calc: $warning + $critical
+ units: sensors
+ every: 10s
+ warn: $this > 0
+ crit: $critical > 0
+ delay: up 5m down 15m multiplier 1.5 max 1h
+ info: number of IPMI sensors in non-nominal state
+ to: sysadmin
+
+ alarm: ipmi_events
+ on: ipmi.events
+ class: Utilization
+ type: System
+component: IPMI
+ calc: $events
+ units: events
+ every: 10s
+ warn: $this > 0
+ delay: up 5m down 15m multiplier 1.5 max 1h
+ info: number of events in the IPMI System Event Log (SEL)
+ to: sysadmin
diff --git a/health/health.d/isc_dhcpd.conf b/health/health.d/isc_dhcpd.conf
new file mode 100644
index 0000000..d1f9396
--- /dev/null
+++ b/health/health.d/isc_dhcpd.conf
@@ -0,0 +1,10 @@
+# template: isc_dhcpd_leases_size
+# on: isc_dhcpd.leases_total
+# units: KB
+# every: 60
+# calc: $leases_size
+# warn: $this > 3072
+# crit: $this > 6144
+# delay: up 2m down 5m
+# info: dhcpd.leases file too big! Module can slow down your server.
+# to: sysadmin
diff --git a/health/health.d/kubelet.conf b/health/health.d/kubelet.conf
new file mode 100644
index 0000000..c2778cc
--- /dev/null
+++ b/health/health.d/kubelet.conf
@@ -0,0 +1,145 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# -----------------------------------------------------------------------------
+
+# True (1) if the node is experiencing a configuration-related error, false (0) otherwise.
+
+ template: kubelet_node_config_error
+ on: k8s_kubelet.kubelet_node_config_error
+ class: Errors
+ type: Kubernetes
+component: Kubelet
+ calc: $kubelet_node_config_error
+ units: bool
+ every: 10s
+ warn: $this == 1
+ delay: down 1m multiplier 1.5 max 2h
+ info: the node is experiencing a configuration-related error (0: false, 1: true)
+ to: sysadmin
+
+# Failed Token() requests to the alternate token source
+
+ template: kubelet_token_requests
+ lookup: sum -10s of token_fail_count
+ on: k8s_kubelet.kubelet_token_requests
+ class: Errors
+ type: Kubernetes
+component: Kubelet
+ units: failed requests
+ every: 10s
+ warn: $this > 0
+ delay: down 1m multiplier 1.5 max 2h
+ info: number of failed Token() requests to the alternate token source
+ to: sysadmin
+
+# Docker and runtime operation errors
+
+ template: kubelet_operations_error
+ lookup: sum -1m
+ on: k8s_kubelet.kubelet_operations_errors
+ class: Errors
+ type: Kubernetes
+component: Kubelet
+ units: errors
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : (20))
+ delay: up 30s down 1m multiplier 1.5 max 2h
+ info: number of Docker or runtime operation errors
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+
+# Pod Lifecycle Event Generator Relisting Latency
+
+# 1. calculate the pleg relisting latency for 1m (quantile 0.5, quantile 0.9, quantile 0.99)
+# 2. do the same for the last 10s
+# 3. raise an alarm if the later is:
+# - 2x the first for quantile 0.5
+# - 4x the first for quantile 0.9
+# - 8x the first for quantile 0.99
+#
+# we assume the minimum latency is 1000 microseconds
+
+# quantile 0.5
+
+ template: kubelet_1m_pleg_relist_latency_quantile_05
+ on: k8s_kubelet.kubelet_pleg_relist_latency_microseconds
+ class: Latency
+ type: Kubernetes
+component: Kubelet
+ lookup: average -1m unaligned of kubelet_pleg_relist_latency_05
+ units: microseconds
+ every: 10s
+ info: average Pod Lifecycle Event Generator relisting latency over the last minute (quantile 0.5)
+
+ template: kubelet_10s_pleg_relist_latency_quantile_05
+ on: k8s_kubelet.kubelet_pleg_relist_latency_microseconds
+ class: Latency
+ type: Kubernetes
+component: Kubelet
+ lookup: average -10s unaligned of kubelet_pleg_relist_latency_05
+ calc: $this * 100 / (($kubelet_1m_pleg_relist_latency_quantile_05 < 1000)?(1000):($kubelet_1m_pleg_relist_latency_quantile_05))
+ every: 10s
+ units: %
+ warn: $this > (($status >= $WARNING)?(100):(200))
+ crit: $this > (($status >= $WARNING)?(200):(400))
+ delay: down 1m multiplier 1.5 max 2h
+ info: ratio of average Pod Lifecycle Event Generator relisting latency over the last 10 seconds, \
+ compared to the last minute (quantile 0.5)
+ to: sysadmin
+
+# quantile 0.9
+
+ template: kubelet_1m_pleg_relist_latency_quantile_09
+ on: k8s_kubelet.kubelet_pleg_relist_latency_microseconds
+ class: Latency
+ type: Kubernetes
+component: Kubelet
+ lookup: average -1m unaligned of kubelet_pleg_relist_latency_09
+ units: microseconds
+ every: 10s
+ info: average Pod Lifecycle Event Generator relisting latency over the last minute (quantile 0.9)
+
+ template: kubelet_10s_pleg_relist_latency_quantile_09
+ on: k8s_kubelet.kubelet_pleg_relist_latency_microseconds
+ class: Latency
+ type: Kubernetes
+component: Kubelet
+ lookup: average -10s unaligned of kubelet_pleg_relist_latency_09
+ calc: $this * 100 / (($kubelet_1m_pleg_relist_latency_quantile_09 < 1000)?(1000):($kubelet_1m_pleg_relist_latency_quantile_09))
+ every: 10s
+ units: %
+ warn: $this > (($status >= $WARNING)?(200):(400))
+ crit: $this > (($status >= $WARNING)?(400):(800))
+ delay: down 1m multiplier 1.5 max 2h
+ info: ratio of average Pod Lifecycle Event Generator relisting latency over the last 10 seconds, \
+ compared to the last minute (quantile 0.9)
+ to: sysadmin
+
+# quantile 0.99
+
+ template: kubelet_1m_pleg_relist_latency_quantile_099
+ on: k8s_kubelet.kubelet_pleg_relist_latency_microseconds
+ class: Latency
+ type: Kubernetes
+component: Kubelet
+ lookup: average -1m unaligned of kubelet_pleg_relist_latency_099
+ units: microseconds
+ every: 10s
+ info: average Pod Lifecycle Event Generator relisting latency over the last minute (quantile 0.99)
+
+ template: kubelet_10s_pleg_relist_latency_quantile_099
+ on: k8s_kubelet.kubelet_pleg_relist_latency_microseconds
+ class: Latency
+ type: Kubernetes
+component: Kubelet
+ lookup: average -10s unaligned of kubelet_pleg_relist_latency_099
+ calc: $this * 100 / (($kubelet_1m_pleg_relist_latency_quantile_099 < 1000)?(1000):($kubelet_1m_pleg_relist_latency_quantile_099))
+ every: 10s
+ units: %
+ warn: $this > (($status >= $WARNING)?(400):(800))
+ crit: $this > (($status >= $WARNING)?(800):(1200))
+ delay: down 1m multiplier 1.5 max 2h
+ info: ratio of average Pod Lifecycle Event Generator relisting latency over the last 10 seconds, \
+ compared to the last minute (quantile 0.99)
+ to: sysadmin
diff --git a/health/health.d/linux_power_supply.conf b/health/health.d/linux_power_supply.conf
new file mode 100644
index 0000000..c0bc6de
--- /dev/null
+++ b/health/health.d/linux_power_supply.conf
@@ -0,0 +1,15 @@
+# Alert on low battery capacity.
+
+ template: linux_power_supply_capacity
+ on: powersupply.capacity
+ class: Utilization
+ type: Power Supply
+component: Battery
+ calc: $capacity
+ units: %
+ every: 10s
+ warn: $this < 10
+ crit: $this < 5
+ delay: up 30s down 5m multiplier 1.2 max 1h
+ info: percentage of remaining power supply capacity
+ to: sysadmin
diff --git a/health/health.d/load.conf b/health/health.d/load.conf
new file mode 100644
index 0000000..0bd872f
--- /dev/null
+++ b/health/health.d/load.conf
@@ -0,0 +1,66 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# Calculate the base trigger point for the load average alarms.
+# This is the maximum number of CPU's in the system over the past 1
+# minute, with a special case for a single CPU of setting the trigger at 2.
+ alarm: load_cpu_number
+ on: system.load
+ class: Utilization
+ type: System
+component: Load
+ os: linux
+ hosts: *
+ calc: ($active_processors == nan or $active_processors == inf or $active_processors < 2) ? ( 2 ) : ( $active_processors )
+ units: cpus
+ every: 1m
+ info: number of active CPU cores in the system
+
+# Send alarms if the load average is unusually high.
+# These intentionally _do not_ calculate the average over the sampled
+# time period because the values being checked already are averages.
+
+ alarm: load_average_15
+ on: system.load
+ class: Utilization
+ type: System
+component: Load
+ os: linux
+ hosts: *
+ lookup: max -1m unaligned of load15
+ units: load
+ every: 1m
+ warn: ($this * 100 / $load_cpu_number) > (($status >= $WARNING) ? 175 : 200)
+ delay: down 15m multiplier 1.5 max 1h
+ info: system fifteen-minute load average
+ to: sysadmin
+
+ alarm: load_average_5
+ on: system.load
+ class: Utilization
+ type: System
+component: Load
+ os: linux
+ hosts: *
+ lookup: max -1m unaligned of load5
+ units: load
+ every: 1m
+ warn: ($this * 100 / $load_cpu_number) > (($status >= $WARNING) ? 350 : 400)
+ delay: down 15m multiplier 1.5 max 1h
+ info: system five-minute load average
+ to: sysadmin
+
+ alarm: load_average_1
+ on: system.load
+ class: Utilization
+ type: System
+component: Load
+ os: linux
+ hosts: *
+ lookup: max -1m unaligned of load1
+ units: load
+ every: 1m
+ warn: ($this * 100 / $load_cpu_number) > (($status >= $WARNING) ? 700 : 800)
+ delay: down 15m multiplier 1.5 max 1h
+ info: system one-minute load average
+ to: sysadmin
diff --git a/health/health.d/mdstat.conf b/health/health.d/mdstat.conf
new file mode 100644
index 0000000..cedaa00
--- /dev/null
+++ b/health/health.d/mdstat.conf
@@ -0,0 +1,52 @@
+ template: mdstat_last_collected
+ on: md.disks
+ class: Latency
+ type: System
+component: RAID
+ calc: $now - $last_collected_t
+ units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ info: number of seconds since the last successful data collection
+ to: sysadmin
+
+ template: mdstat_disks
+ on: md.disks
+ class: Errors
+ type: System
+component: RAID
+ units: failed devices
+ every: 10s
+ calc: $down
+ crit: $this > 0
+ info: number of devices in the down state for the $family array. \
+ Any number > 0 indicates that the array is degraded.
+ to: sysadmin
+
+ template: mdstat_mismatch_cnt
+ on: md.mismatch_cnt
+ class: Errors
+ type: System
+component: RAID
+ families: !*(raid1) !*(raid10) *
+ units: unsynchronized blocks
+ calc: $count
+ every: 60s
+ warn: $this > 1024
+ delay: up 30m
+ info: number of unsynchronized blocks for the $family array
+ to: sysadmin
+
+ template: mdstat_nonredundant_last_collected
+ on: md.nonredundant
+ class: Latency
+ type: System
+component: RAID
+ calc: $now - $last_collected_t
+ units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ info: number of seconds since the last successful data collection
+ to: sysadmin
diff --git a/health/health.d/megacli.conf b/health/health.d/megacli.conf
new file mode 100644
index 0000000..9fbcfdb
--- /dev/null
+++ b/health/health.d/megacli.conf
@@ -0,0 +1,71 @@
+
+## Adapters (controllers)
+
+ template: megacli_adapter_state
+ on: megacli.adapter_degraded
+ class: Errors
+ type: System
+component: RAID
+ lookup: max -10s foreach *
+ units: boolean
+ every: 10s
+ crit: $this > 0
+ delay: down 5m multiplier 2 max 10m
+ info: adapter is in the degraded state (0: false, 1: true)
+ to: sysadmin
+
+## Physical Disks
+
+ template: megacli_pd_predictive_failures
+ on: megacli.pd_predictive_failure
+ class: Errors
+ type: System
+component: RAID
+ lookup: sum -10s foreach *
+ units: predictive failures
+ every: 10s
+ warn: $this > 0
+ delay: up 1m down 5m multiplier 2 max 10m
+ info: number of physical drive predictive failures
+ to: sysadmin
+
+ template: megacli_pd_media_errors
+ on: megacli.pd_media_error
+ class: Errors
+ type: System
+component: RAID
+ lookup: sum -10s foreach *
+ units: media errors
+ every: 10s
+ warn: $this > 0
+ delay: up 1m down 5m multiplier 2 max 10m
+ info: number of physical drive media errors
+ to: sysadmin
+
+## Battery Backup Units (BBU)
+
+ template: megacli_bbu_relative_charge
+ on: megacli.bbu_relative_charge
+ class: Workload
+ type: System
+component: RAID
+ lookup: average -10s
+ units: percent
+ every: 10s
+ warn: $this <= (($status >= $WARNING) ? (85) : (80))
+ crit: $this <= (($status == $CRITICAL) ? (50) : (40))
+ info: average battery backup unit (BBU) relative state of charge over the last 10 seconds
+ to: sysadmin
+
+ template: megacli_bbu_cycle_count
+ on: megacli.bbu_cycle_count
+ class: Workload
+ type: System
+component: RAID
+ lookup: average -10s
+ units: cycles
+ every: 10s
+ warn: $this >= 100
+ crit: $this >= 500
+ info: average battery backup unit (BBU) charge cycles count over the last 10 seconds
+ to: sysadmin
diff --git a/health/health.d/memcached.conf b/health/health.d/memcached.conf
new file mode 100644
index 0000000..2a2fe4b
--- /dev/null
+++ b/health/health.d/memcached.conf
@@ -0,0 +1,48 @@
+
+# detect if memcached cache is full
+
+ template: memcached_cache_memory_usage
+ on: memcached.cache
+ class: Utilization
+ type: KV Storage
+component: Memcached
+ calc: $used * 100 / ($used + $available)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (80) : (90))
+ delay: up 0 down 15m multiplier 1.5 max 1h
+ info: cache memory utilization
+ to: dba
+
+
+# find the rate memcached cache is filling
+
+ template: memcached_cache_fill_rate
+ on: memcached.cache
+ class: Utilization
+ type: KV Storage
+component: Memcached
+ lookup: min -10m at -50m unaligned of available
+ calc: ($this - $available) / (($now - $after) / 3600)
+ units: KB/hour
+ every: 1m
+ info: average rate the cache fills up (positive), or frees up (negative) space over the last hour
+
+
+# find the hours remaining until memcached cache is full
+
+ template: memcached_out_of_cache_space_time
+ on: memcached.cache
+ class: Utilization
+ type: KV Storage
+component: Memcached
+ calc: ($memcached_cache_fill_rate > 0) ? ($available / $memcached_cache_fill_rate) : (inf)
+ units: hours
+ every: 10s
+ warn: $this > 0 and $this < (($status >= $WARNING) ? (48) : (8))
+ crit: $this > 0 and $this < (($status == $CRITICAL) ? (24) : (2))
+ delay: down 15m multiplier 1.5 max 1h
+ info: estimated time the cache will run out of space \
+ if the system continues to add data at the same rate as the past hour
+ to: dba
diff --git a/health/health.d/memory.conf b/health/health.d/memory.conf
new file mode 100644
index 0000000..010cbbd
--- /dev/null
+++ b/health/health.d/memory.conf
@@ -0,0 +1,47 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: 1hour_ecc_memory_correctable
+ on: mem.ecc_ce
+ class: Errors
+ type: System
+component: Memory
+ os: linux
+ hosts: *
+ lookup: sum -10m unaligned
+ units: errors
+ every: 1m
+ warn: $this > 0
+ delay: down 1h multiplier 1.5 max 1h
+ info: number of ECC correctable errors in the last 10 minutes
+ to: sysadmin
+
+ alarm: 1hour_ecc_memory_uncorrectable
+ on: mem.ecc_ue
+ class: Errors
+ type: System
+component: Memory
+ os: linux
+ hosts: *
+ lookup: sum -10m unaligned
+ units: errors
+ every: 1m
+ crit: $this > 0
+ delay: down 1h multiplier 1.5 max 1h
+ info: number of ECC uncorrectable errors in the last 10 minutes
+ to: sysadmin
+
+ alarm: 1hour_memory_hw_corrupted
+ on: mem.hwcorrupt
+ class: Errors
+ type: System
+component: Memory
+ os: linux
+ hosts: *
+ calc: $HardwareCorrupted
+ units: MB
+ every: 10s
+ warn: $this > 0
+ delay: down 1h multiplier 1.5 max 1h
+ info: amount of memory corrupted due to a hardware failure
+ to: sysadmin
diff --git a/health/health.d/ml.conf b/health/health.d/ml.conf
new file mode 100644
index 0000000..6836ce7
--- /dev/null
+++ b/health/health.d/ml.conf
@@ -0,0 +1,53 @@
+# below are some examples of using the `anomaly-bit` option to define alerts based on anomaly
+# rates as opposed to raw metric values. You can read more about the anomaly-bit and Netdata's
+# native anomaly detection here:
+# https://learn.netdata.cloud/docs/agent/ml#anomaly-bit---100--anomalous-0--normal
+
+# examples below are commented, you would need to uncomment and adjust as desired to enable them.
+
+# node level anomaly rate example
+# https://learn.netdata.cloud/docs/agent/ml#node-anomaly-rate
+# if node level anomaly rate is between 1-5% then warning (pick your own threshold that works best via tial and error).
+# if node level anomaly rate is above 5% then critical (pick your own threshold that works best via tial and error).
+# template: ml_1min_node_ar
+# on: anomaly_detection.anomaly_rate
+# os: linux
+# hosts: *
+# lookup: average -1m foreach anomaly_rate
+# calc: $this
+# units: %
+# every: 30s
+# warn: $this > (($status >= $WARNING) ? (1) : (5))
+# crit: $this > (($status == $CRITICAL) ? (5) : (100))
+# info: rolling 1min node level anomaly rate
+
+# alert per dimension example
+# if anomaly rate is between 5-20% then warning (pick your own threshold that works best via tial and error).
+# if anomaly rate is above 20% then critical (pick your own threshold that works best via tial and error).
+# template: ml_5min_cpu_dims
+# on: system.cpu
+# os: linux
+# hosts: *
+# lookup: average -5m anomaly-bit foreach *
+# calc: $this
+# units: %
+# every: 30s
+# warn: $this > (($status >= $WARNING) ? (5) : (20))
+# crit: $this > (($status == $CRITICAL) ? (20) : (100))
+# info: rolling 5min anomaly rate for each system.cpu dimension
+
+# alert per chart example
+# if anomaly rate is between 5-20% then warning (pick your own threshold that works best via tial and error).
+# if anomaly rate is above 20% then critical (pick your own threshold that works best via tial and error).
+# template: ml_5min_cpu_chart
+# on: system.cpu
+# os: linux
+# hosts: *
+# lookup: average -5m anomaly-bit of *
+# calc: $this
+# units: %
+# every: 30s
+# warn: $this > (($status >= $WARNING) ? (5) : (20))
+# crit: $this > (($status == $CRITICAL) ? (20) : (100))
+# info: rolling 5min anomaly rate for system.cpu chart
+
diff --git a/health/health.d/mysql.conf b/health/health.d/mysql.conf
new file mode 100644
index 0000000..3941c71
--- /dev/null
+++ b/health/health.d/mysql.conf
@@ -0,0 +1,176 @@
+
+# slow queries
+
+ template: mysql_10s_slow_queries
+ on: mysql.queries
+ class: Latency
+ type: Database
+component: MySQL
+ lookup: sum -10s of slow_queries
+ units: slow queries
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (5) : (10))
+ crit: $this > (($status == $CRITICAL) ? (10) : (20))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of slow queries in the last 10 seconds
+ to: dba
+
+
+# -----------------------------------------------------------------------------
+# lock waits
+
+ template: mysql_10s_table_locks_immediate
+ on: mysql.table_locks
+ class: Utilization
+ type: Database
+component: MySQL
+ lookup: sum -10s absolute of immediate
+ units: immediate locks
+ every: 10s
+ info: number of table immediate locks in the last 10 seconds
+ to: dba
+
+ template: mysql_10s_table_locks_waited
+ on: mysql.table_locks
+ class: Latency
+ type: Database
+component: MySQL
+ lookup: sum -10s absolute of waited
+ units: waited locks
+ every: 10s
+ info: number of table waited locks in the last 10 seconds
+ to: dba
+
+ template: mysql_10s_waited_locks_ratio
+ on: mysql.table_locks
+ class: Latency
+ type: Database
+component: MySQL
+ calc: ( ($mysql_10s_table_locks_waited + $mysql_10s_table_locks_immediate) > 0 ) ? (($mysql_10s_table_locks_waited * 100) / ($mysql_10s_table_locks_waited + $mysql_10s_table_locks_immediate)) : 0
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (10) : (25))
+ crit: $this > (($status == $CRITICAL) ? (25) : (50))
+ delay: down 30m multiplier 1.5 max 1h
+ info: ratio of waited table locks over the last 10 seconds
+ to: dba
+
+
+# -----------------------------------------------------------------------------
+# connections
+
+ template: mysql_connections
+ on: mysql.connections_active
+ class: Utilization
+ type: Database
+component: MySQL
+ calc: $active * 100 / $limit
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (60) : (70))
+ crit: $this > (($status == $CRITICAL) ? (80) : (90))
+ delay: down 15m multiplier 1.5 max 1h
+ info: client connections utilization
+ to: dba
+
+
+# -----------------------------------------------------------------------------
+# replication
+
+ template: mysql_replication
+ on: mysql.slave_status
+ class: Errors
+ type: Database
+component: MySQL
+ calc: ($sql_running <= 0 OR $io_running <= 0)?0:1
+ units: ok/failed
+ every: 10s
+ crit: $this == 0
+ delay: down 5m multiplier 1.5 max 1h
+ info: replication status (0: stopped, 1: working)
+ to: dba
+
+ template: mysql_replication_lag
+ on: mysql.slave_behind
+ class: Latency
+ type: Database
+component: MySQL
+ calc: $seconds
+ units: seconds
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (5) : (10))
+ crit: $this > (($status == $CRITICAL) ? (10) : (30))
+ delay: down 15m multiplier 1.5 max 1h
+ info: difference between the timestamp of the latest transaction processed by the SQL thread and \
+ the timestamp of the same transaction when it was processed on the master
+ to: dba
+
+
+# -----------------------------------------------------------------------------
+# galera cluster size
+
+ template: mysql_galera_cluster_size_max_2m
+ on: mysql.galera_cluster_size
+ class: Utilization
+ type: Database
+component: MySQL
+ lookup: max -2m at -1m unaligned
+ units: nodes
+ every: 10s
+ info: maximum galera cluster size in the last 2 minutes starting one minute ago
+ to: dba
+
+ template: mysql_galera_cluster_size
+ on: mysql.galera_cluster_size
+ class: Utilization
+ type: Database
+component: MySQL
+ calc: $nodes
+ units: nodes
+ every: 10s
+ warn: $this > $mysql_galera_cluster_size_max_2m
+ crit: $this < $mysql_galera_cluster_size_max_2m
+ delay: up 20s down 5m multiplier 1.5 max 1h
+ info: current galera cluster size, compared to the maximum size in the last 2 minutes
+ to: dba
+
+# galera node state
+
+ template: mysql_galera_cluster_state_warn
+ on: mysql.galera_cluster_state
+ class: Errors
+ type: Database
+component: MySQL
+ calc: $donor + $joined
+ every: 10s
+ warn: $this != nan AND $this != 0
+ delay: up 30s down 5m multiplier 1.5 max 1h
+ info: galera node state is either Donor/Desynced or Joined.
+ to: dba
+
+ template: mysql_galera_cluster_state_crit
+ on: mysql.galera_cluster_state
+ class: Errors
+ type: Database
+component: MySQL
+ calc: $undefined + $joining + $error
+ every: 10s
+ crit: $this != nan AND $this != 0
+ delay: up 30s down 5m multiplier 1.5 max 1h
+ info: galera node state is either Undefined or Joining or Error.
+ to: dba
+
+# galera node status
+
+ template: mysql_galera_cluster_status
+ on: mysql.galera_cluster_status
+ class: Errors
+ type: Database
+component: MySQL
+ calc: $primary
+ every: 10s
+ crit: $this != nan AND $this != 1
+ delay: up 30s down 5m multiplier 1.5 max 1h
+ info: galera node is part of a nonoperational component. \
+ This occurs in cases of multiple membership changes that result in a loss of Quorum or in cases of split-brain situations.
+ to: dba
diff --git a/health/health.d/net.conf b/health/health.d/net.conf
new file mode 100644
index 0000000..9d5b3b8
--- /dev/null
+++ b/health/health.d/net.conf
@@ -0,0 +1,256 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# -----------------------------------------------------------------------------
+# net traffic overflow
+
+ template: interface_speed
+ on: net.net
+ class: Latency
+ type: System
+component: Network
+ os: *
+ hosts: *
+ families: *
+ calc: ( $nic_speed_max > 0 ) ? ( $nic_speed_max) : ( nan )
+ units: Mbit
+ every: 10s
+ info: network interface $family current speed
+
+ template: 1m_received_traffic_overflow
+ on: net.net
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: average -1m unaligned absolute of received
+ calc: ($interface_speed > 0) ? ($this * 100 / ($interface_speed)) : ( nan )
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (85) : (90))
+ delay: up 1m down 1m multiplier 1.5 max 1h
+ info: average inbound utilization for the network interface $family over the last minute
+ to: sysadmin
+
+ template: 1m_sent_traffic_overflow
+ on: net.net
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: average -1m unaligned absolute of sent
+ calc: ($interface_speed > 0) ? ($this * 100 / ($interface_speed)) : ( nan )
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (85) : (90))
+ delay: up 1m down 1m multiplier 1.5 max 1h
+ info: average outbound utilization for the network interface $family over the last minute
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# dropped packets
+
+# check if an interface is dropping packets
+# the alarm is checked every 1 minute
+# and examines the last 10 minutes of data
+#
+# it is possible to have expected packet drops on an interface for some network configurations
+# look at the Monitoring Network Interfaces section in the proc.plugin documentation for more information
+
+ template: inbound_packets_dropped
+ on: net.drops
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute of inbound
+ units: packets
+ every: 1m
+ info: number of inbound dropped packets for the network interface $family in the last 10 minutes
+
+ template: outbound_packets_dropped
+ on: net.drops
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute of outbound
+ units: packets
+ every: 1m
+ info: number of outbound dropped packets for the network interface $family in the last 10 minutes
+
+ template: inbound_packets_dropped_ratio
+ on: net.packets
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: !wl* *
+ lookup: sum -10m unaligned absolute of received
+ calc: (($inbound_packets_dropped != nan AND $this > 10000) ? ($inbound_packets_dropped * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of inbound dropped packets for the network interface $family over the last 10 minutes
+ to: sysadmin
+
+ template: outbound_packets_dropped_ratio
+ on: net.packets
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: !wl* *
+ lookup: sum -10m unaligned absolute of sent
+ calc: (($outbound_packets_dropped != nan AND $this > 1000) ? ($outbound_packets_dropped * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of outbound dropped packets for the network interface $family over the last 10 minutes
+ to: sysadmin
+
+ template: wifi_inbound_packets_dropped_ratio
+ on: net.packets
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: wl*
+ lookup: sum -10m unaligned absolute of received
+ calc: (($inbound_packets_dropped != nan AND $this > 10000) ? ($inbound_packets_dropped * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 10
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of inbound dropped packets for the network interface $family over the last 10 minutes
+ to: sysadmin
+
+ template: wifi_outbound_packets_dropped_ratio
+ on: net.packets
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: wl*
+ lookup: sum -10m unaligned absolute of sent
+ calc: (($outbound_packets_dropped != nan AND $this > 1000) ? ($outbound_packets_dropped * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 10
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of outbound dropped packets for the network interface $family over the last 10 minutes
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# interface errors
+
+ template: interface_inbound_errors
+ on: net.errors
+ class: Errors
+ type: System
+component: Network
+ os: freebsd
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute of inbound
+ units: errors
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of inbound errors for the network interface $family in the last 10 minutes
+ to: sysadmin
+
+ template: interface_outbound_errors
+ on: net.errors
+ class: Errors
+ type: System
+component: Network
+ os: freebsd
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute of outbound
+ units: errors
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of outbound errors for the network interface $family in the last 10 minutes
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# FIFO errors
+
+# check if an interface is having FIFO
+# buffer errors
+# the alarm is checked every 1 minute
+# and examines the last 10 minutes of data
+
+ template: 10min_fifo_errors
+ on: net.fifo
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute
+ units: errors
+ every: 1m
+ warn: $this > 0
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of FIFO errors for the network interface $family in the last 10 minutes
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# check for packet storms
+
+# 1. calculate the rate packets are received in 1m: 1m_received_packets_rate
+# 2. do the same for the last 10s
+# 3. raise an alarm if the later is 10x or 20x the first
+# we assume the minimum packet storm should at least have
+# 10000 packets/s, average of the last 10 seconds
+
+ template: 1m_received_packets_rate
+ on: net.packets
+ class: Workload
+ type: System
+component: Network
+ os: linux freebsd
+ hosts: *
+ families: *
+ lookup: average -1m unaligned of received
+ units: packets
+ every: 10s
+ info: average number of packets received by the network interface $family over the last minute
+
+ template: 10s_received_packets_storm
+ on: net.packets
+ class: Workload
+ type: System
+component: Network
+ os: linux freebsd
+ hosts: *
+ families: *
+ lookup: average -10s unaligned of received
+ calc: $this * 100 / (($1m_received_packets_rate < 1000)?(1000):($1m_received_packets_rate))
+ every: 10s
+ units: %
+ warn: $this > (($status >= $WARNING)?(200):(5000))
+ crit: $this > (($status == $CRITICAL)?(5000):(6000))
+ options: no-clear-notification
+ info: ratio of average number of received packets for the network interface $family over the last 10 seconds, \
+ compared to the rate over the last minute
+ to: sysadmin
diff --git a/health/health.d/netfilter.conf b/health/health.d/netfilter.conf
new file mode 100644
index 0000000..7de383f
--- /dev/null
+++ b/health/health.d/netfilter.conf
@@ -0,0 +1,19 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: netfilter_conntrack_full
+ on: netfilter.conntrack_sockets
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: max -10s unaligned of connections
+ calc: $this * 100 / $netfilter_conntrack_max
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (85) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (95))
+ delay: down 5m multiplier 1.5 max 1h
+ info: netfilter connection tracker table size utilization
+ to: sysadmin
diff --git a/health/health.d/nut.conf b/health/health.d/nut.conf
new file mode 100644
index 0000000..6231dd9
--- /dev/null
+++ b/health/health.d/nut.conf
@@ -0,0 +1,47 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: nut_10min_ups_load
+ on: nut.load
+ class: Utilization
+ type: Power Supply
+component: UPS
+ os: *
+ hosts: *
+ lookup: average -10m unaligned of load
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 10m multiplier 1.5 max 1h
+ info: average UPS load over the last 10 minutes
+ to: sitemgr
+
+ template: nut_ups_charge
+ on: nut.charge
+ class: Errors
+ type: Power Supply
+component: UPS
+ os: *
+ hosts: *
+ lookup: average -60s unaligned of battery_charge
+ units: %
+ every: 60s
+ warn: $this < 100
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 10m multiplier 1.5 max 1h
+ info: average UPS charge over the last minute
+ to: sitemgr
+
+ template: nut_last_collected_secs
+ on: nut.load
+ class: Latency
+ type: Power Supply
+component: UPS device
+ calc: $now - $last_collected_t
+ every: 10s
+ units: seconds ago
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of seconds since the last successful data collection
+ to: sitemgr
diff --git a/health/health.d/nvme.conf b/health/health.d/nvme.conf
new file mode 100644
index 0000000..5f729d5
--- /dev/null
+++ b/health/health.d/nvme.conf
@@ -0,0 +1,15 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: nvme_device_critical_warnings_state
+ families: *
+ on: nvme.device_critical_warnings_state
+ class: Errors
+ type: System
+component: Disk
+ lookup: max -30s unaligned
+ units: state
+ every: 10s
+ crit: $this != nan AND $this != 0
+ delay: down 5m multiplier 1.5 max 2h
+ info: NVMe device $label:device has critical warnings
+ to: sysadmin
diff --git a/health/health.d/pihole.conf b/health/health.d/pihole.conf
new file mode 100644
index 0000000..ee6c57c
--- /dev/null
+++ b/health/health.d/pihole.conf
@@ -0,0 +1,32 @@
+
+# Blocklist last update time.
+# Default update interval is a week.
+
+ template: pihole_blocklist_last_update
+ on: pihole.blocklist_last_update
+ class: Errors
+ type: Ad Filtering
+component: Pi-hole
+ every: 10s
+ units: seconds
+ calc: $ago
+ warn: $this > 60 * 60 * 24 * 8
+ crit: $this > 60 * 60 * 24 * 8 * 2
+ info: gravity.list (blocklist) file last update time
+ to: sysadmin
+
+# Pi-hole's ability to block unwanted domains.
+# Should be enabled. The whole point of Pi-hole!
+
+ template: pihole_status
+ on: pihole.unwanted_domains_blocking_status
+ class: Errors
+ type: Ad Filtering
+component: Pi-hole
+ every: 10s
+ units: status
+ calc: $disabled
+ warn: $this != nan AND $this == 1
+ delay: up 2m down 5m
+ info: unwanted domains blocking is disabled
+ to: sysadmin
diff --git a/health/health.d/ping.conf b/health/health.d/ping.conf
new file mode 100644
index 0000000..cbe7c30
--- /dev/null
+++ b/health/health.d/ping.conf
@@ -0,0 +1,50 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: ping_host_reachable
+ families: *
+ on: ping.host_packet_loss
+ class: Errors
+ type: Other
+component: Network
+ lookup: average -30s unaligned of loss
+ calc: $this != nan AND $this < 100
+ units: up/down
+ every: 10s
+ crit: $this == 0
+ delay: down 30m multiplier 1.5 max 2h
+ info: network host $label:host reachability status
+ to: sysadmin
+
+ template: ping_packet_loss
+ families: *
+ on: ping.host_packet_loss
+ class: Errors
+ type: Other
+component: Network
+ lookup: average -10m unaligned of loss
+ green: 5
+ red: 10
+ units: %
+ every: 10s
+ warn: $this > $green
+ crit: $this > $red
+ delay: down 30m multiplier 1.5 max 2h
+ info: packet loss percentage to the network host $label:host over the last 10 minutes
+ to: sysadmin
+
+ template: ping_host_latency
+ families: *
+ on: ping.host_rtt
+ class: Latency
+ type: Other
+component: Network
+ lookup: average -10s unaligned of avg
+ units: ms
+ every: 10s
+ green: 500
+ red: 1000
+ warn: $this > $green OR $max > $red
+ crit: $this > $red
+ delay: down 30m multiplier 1.5 max 2h
+ info: average latency to the network host $label:host over the last 10 seconds
+ to: sysadmin
diff --git a/health/health.d/portcheck.conf b/health/health.d/portcheck.conf
new file mode 100644
index 0000000..8cbd772
--- /dev/null
+++ b/health/health.d/portcheck.conf
@@ -0,0 +1,44 @@
+
+# This is a fast-reacting no-notification alarm ideal for custom dashboards or badges
+ template: portcheck_service_reachable
+ families: *
+ on: portcheck.status
+ class: Workload
+ type: Other
+component: TCP endpoint
+ lookup: average -1m unaligned percentage of success
+ calc: ($this < 75) ? (0) : ($this)
+ every: 5s
+ units: up/down
+ info: average ratio of successful connections over the last minute (at least 75%)
+ to: silent
+
+ template: portcheck_connection_timeouts
+ families: *
+ on: portcheck.status
+ class: Errors
+ type: Other
+component: TCP endpoint
+ lookup: average -5m unaligned percentage of timeout
+ every: 10s
+ units: %
+ warn: $this >= 10 AND $this < 40
+ crit: $this >= 40
+ delay: down 5m multiplier 1.5 max 1h
+ info: average ratio of timeouts over the last 5 minutes
+ to: sysadmin
+
+ template: portcheck_connection_fails
+ families: *
+ on: portcheck.status
+ class: Errors
+ type: Other
+component: TCP endpoint
+ lookup: average -5m unaligned percentage of no_connection,failed
+ every: 10s
+ units: %
+ warn: $this >= 10 AND $this < 40
+ crit: $this >= 40
+ delay: down 5m multiplier 1.5 max 1h
+ info: average ratio of failed connections over the last 5 minutes
+ to: sysadmin
diff --git a/health/health.d/postgres.conf b/health/health.d/postgres.conf
new file mode 100644
index 0000000..66d034c
--- /dev/null
+++ b/health/health.d/postgres.conf
@@ -0,0 +1,214 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: postgres_total_connection_utilization
+ on: postgres.connections_utilization
+ class: Utilization
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of used
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (80) : (90))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average total connection utilization over the last minute
+ to: dba
+
+ template: postgres_acquired_locks_utilization
+ on: postgres.locks_utilization
+ class: Utilization
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of used
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (15) : (20))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average acquired locks utilization over the last minute
+ to: dba
+
+ template: postgres_txid_exhaustion_perc
+ on: postgres.txid_exhaustion_perc
+ class: Utilization
+ type: Database
+component: PostgreSQL
+ hosts: *
+ calc: $txid_exhaustion
+ units: %
+ every: 1m
+ warn: $this > 90
+ delay: down 15m multiplier 1.5 max 1h
+ info: percent towards TXID wraparound
+ to: dba
+
+# Database alarms
+
+ template: postgres_db_cache_io_ratio
+ on: postgres.db_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average cache hit ratio in db $label:database over the last minute
+ to: dba
+
+ template: postgres_db_transactions_rollback_ratio
+ on: postgres.db_transactions_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -5m unaligned of rollback
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (2))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average aborted transactions percentage in db $label:database over the last five minutes
+ to: dba
+
+ template: postgres_db_deadlocks_rate
+ on: postgres.db_deadlocks_rate
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: sum -1m unaligned of deadlocks
+ units: deadlocks
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ delay: down 15m multiplier 1.5 max 1h
+ info: number of deadlocks detected in db $label:database in the last minute
+ to: dba
+
+# Table alarms
+
+ template: postgres_table_cache_io_ratio
+ on: postgres.table_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average cache hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_index_cache_io_ratio
+ on: postgres.table_index_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average index cache hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_toast_cache_io_ratio
+ on: postgres.table_toast_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average TOAST hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_toast_index_cache_io_ratio
+ on: postgres.table_toast_index_cache_io_ratio
+ class: Workload
+ type: Database
+component: PostgreSQL
+ hosts: *
+ lookup: average -1m unaligned of miss
+ calc: 100 - $this
+ units: %
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (70) : (60))
+ crit: $this < (($status == $CRITICAL) ? (60) : (50))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average index TOAST hit ratio in db $label:database table $label:table over the last minute
+ to: dba
+
+ template: postgres_table_bloat_size_perc
+ on: postgres.table_bloat_size_perc
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: *
+ calc: $bloat
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (60) : (70))
+ crit: $this > (($status == $CRITICAL) ? (70) : (80))
+ delay: down 15m multiplier 1.5 max 1h
+ info: bloat size percentage in db $label:database table $label:table
+ to: dba
+
+ template: postgres_table_last_autovacuum_time
+ on: postgres.table_autovacuum_since_time
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: !*
+ calc: $time
+ units: seconds
+ every: 1m
+ warn: $this != nan AND $this > (60 * 60 * 24 * 7)
+ info: time elapsed since db $label:database table $label:table was vacuumed by the autovacuum daemon
+ to: dba
+
+ template: postgres_table_last_autoanalyze_time
+ on: postgres.table_autoanalyze_since_time
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: !*
+ calc: $time
+ units: seconds
+ every: 1m
+ warn: $this != nan AND $this > (60 * 60 * 24 * 7)
+ info: time elapsed since db $label:database table $label:table was analyzed by the autovacuum daemon
+ to: dba
+
+# Index alarms
+
+ template: postgres_index_bloat_size_perc
+ on: postgres.index_bloat_size_perc
+ class: Errors
+ type: Database
+component: PostgreSQL
+ hosts: *
+ calc: $bloat
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (60) : (70))
+ crit: $this > (($status == $CRITICAL) ? (70) : (80))
+ delay: down 15m multiplier 1.5 max 1h
+ info: bloat size percentage in db $label:database table $label:table index $label:index
+ to: dba
diff --git a/health/health.d/processes.conf b/health/health.d/processes.conf
new file mode 100644
index 0000000..2929ee3
--- /dev/null
+++ b/health/health.d/processes.conf
@@ -0,0 +1,16 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: active_processes
+ on: system.active_processes
+ class: Workload
+ type: System
+component: Processes
+ hosts: *
+ calc: $active * 100 / $pidmax
+ units: %
+ every: 5s
+ warn: $this > (($status >= $WARNING) ? (85) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (95))
+ delay: down 5m multiplier 1.5 max 1h
+ info: system process IDs (PID) space utilization
+ to: sysadmin
diff --git a/health/health.d/python.d.plugin.conf b/health/health.d/python.d.plugin.conf
new file mode 100644
index 0000000..0e81a48
--- /dev/null
+++ b/health/health.d/python.d.plugin.conf
@@ -0,0 +1,17 @@
+
+# make sure python.d.plugin data collection job is running
+
+ template: python.d_job_last_collected_secs
+ on: netdata.pythond_runtime
+ class: Errors
+ type: Netdata
+component: python.d.plugin
+ module: !* *
+ calc: $now - $last_collected_t
+ units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of seconds since the last successful data collection
+ to: webmaster
diff --git a/health/health.d/qos.conf b/health/health.d/qos.conf
new file mode 100644
index 0000000..7290d15
--- /dev/null
+++ b/health/health.d/qos.conf
@@ -0,0 +1,18 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# check if a QoS class is dropping packets
+# the alarm is checked every 10 seconds
+# and examines the last minute of data
+
+#template: 10min_qos_packet_drops
+# on: tc.qos_dropped
+# os: linux
+# hosts: *
+# lookup: sum -10m unaligned absolute
+# every: 30s
+# warn: $this > 0
+# delay: up 0 down 30m multiplier 1.5 max 1h
+# units: packets
+# info: dropped packets in the last 30 minutes
+# to: sysadmin
diff --git a/health/health.d/ram.conf b/health/health.d/ram.conf
new file mode 100644
index 0000000..ab382c4
--- /dev/null
+++ b/health/health.d/ram.conf
@@ -0,0 +1,80 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: ram_in_use
+ on: system.ram
+ class: Utilization
+ type: System
+component: Memory
+ os: linux
+ hosts: *
+ calc: $used * 100 / ($used + $cached + $free + $buffers)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: system memory utilization
+ to: sysadmin
+
+ alarm: ram_available
+ on: mem.available
+ class: Utilization
+ type: System
+component: Memory
+ os: linux
+ hosts: *
+ calc: $avail * 100 / ($system.ram.used + $system.ram.cached + $system.ram.free + $system.ram.buffers)
+ units: %
+ every: 10s
+ warn: $this < (($status >= $WARNING) ? (15) : (10))
+ crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
+ delay: down 15m multiplier 1.5 max 1h
+ info: percentage of estimated amount of RAM available for userspace processes, without causing swapping
+ to: sysadmin
+
+ alarm: oom_kill
+ on: mem.oom_kill
+ os: linux
+ hosts: *
+ lookup: sum -30m unaligned
+ units: kills
+ every: 5m
+ warn: $this > 0
+ delay: down 10m
+host labels: _is_k8s_node = false
+ info: number of out of memory kills in the last 30 minutes
+ to: sysadmin
+
+## FreeBSD
+ alarm: ram_in_use
+ on: system.ram
+ class: Utilization
+ type: System
+component: Memory
+ os: freebsd
+ hosts: *
+ calc: ($active + $wired + $laundry + $buffers) * 100 / ($active + $wired + $laundry + $buffers + $cache + $free + $inactive)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: system memory utilization
+ to: sysadmin
+
+ alarm: ram_available
+ on: mem.available
+ class: Utilization
+ type: System
+component: Memory
+ os: freebsd
+ hosts: *
+ calc: $avail * 100 / ($system.ram.free + $system.ram.active + $system.ram.inactive + $system.ram.wired + $system.ram.cache + $system.ram.laundry + $system.ram.buffers)
+ units: %
+ every: 10s
+ warn: $this < (($status >= $WARNING) ? (15) : (10))
+ crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
+ delay: down 15m multiplier 1.5 max 1h
+ info: percentage of estimated amount of RAM available for userspace processes, without causing swapping
+ to: sysadmin
diff --git a/health/health.d/redis.conf b/health/health.d/redis.conf
new file mode 100644
index 0000000..34d00b5
--- /dev/null
+++ b/health/health.d/redis.conf
@@ -0,0 +1,57 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ template: redis_connections_rejected
+ families: *
+ on: redis.connections
+ class: Errors
+ type: KV Storage
+component: Redis
+ lookup: sum -1m unaligned of rejected
+ every: 10s
+ units: connections
+ warn: $this > 0
+ info: connections rejected because of maxclients limit in the last minute
+ delay: down 5m multiplier 1.5 max 1h
+ to: dba
+
+ template: redis_bgsave_broken
+ families: *
+ on: redis.bgsave_health
+ class: Errors
+ type: KV Storage
+component: Redis
+ every: 10s
+ crit: $last_bgsave != nan AND $last_bgsave != 0
+ units: ok/failed
+ info: status of the last RDB save operation (0: ok, 1: error)
+ delay: down 5m multiplier 1.5 max 1h
+ to: dba
+
+ template: redis_bgsave_slow
+ families: *
+ on: redis.bgsave_now
+ class: Latency
+ type: KV Storage
+component: Redis
+ every: 10s
+ calc: $current_bgsave_time
+ warn: $this > 600
+ crit: $this > 1200
+ units: seconds
+ info: duration of the on-going RDB save operation
+ delay: down 5m multiplier 1.5 max 1h
+ to: dba
+
+ template: redis_master_link_down
+ families: *
+ on: redis.master_link_down_since_time
+ class: Errors
+ type: KV Storage
+component: Redis
+ every: 10s
+ calc: $time
+ units: seconds
+ crit: $this != nan AND $this > 0
+ info: time elapsed since the link between master and slave is down
+ delay: down 5m multiplier 1.5 max 1h
+ to: dba
diff --git a/health/health.d/retroshare.conf b/health/health.d/retroshare.conf
new file mode 100644
index 0000000..14aa76b
--- /dev/null
+++ b/health/health.d/retroshare.conf
@@ -0,0 +1,16 @@
+
+# make sure the DHT is fine when active
+
+ template: retroshare_dht_working
+ on: retroshare.dht
+ class: Utilization
+ type: Data Sharing
+component: Retroshare
+ calc: $dht_size_all
+ units: peers
+ every: 1m
+ warn: $this < (($status >= $WARNING) ? (120) : (100))
+ crit: $this < (($status == $CRITICAL) ? (10) : (1))
+ delay: up 0 down 15m multiplier 1.5 max 1h
+ info: number of DHT peers
+ to: sysadmin
diff --git a/health/health.d/riakkv.conf b/health/health.d/riakkv.conf
new file mode 100644
index 0000000..261fd48
--- /dev/null
+++ b/health/health.d/riakkv.conf
@@ -0,0 +1,93 @@
+
+# Warn if a list keys operation is running.
+ template: riakkv_list_keys_active
+ on: riak.core.fsm_active
+ class: Utilization
+ type: Database
+component: Riak KV
+ calc: $list_fsm_active
+ units: state machines
+ every: 10s
+ warn: $list_fsm_active > 0
+ info: number of currently running list keys finite state machines
+ to: dba
+
+
+## Timing healthchecks
+# KV GET
+ template: riakkv_1h_kv_get_mean_latency
+ on: riak.kv.latency.get
+ class: Latency
+ type: Database
+component: Riak KV
+ calc: $node_get_fsm_time_mean
+ lookup: average -1h unaligned of time
+ every: 30s
+ units: ms
+ info: average time between reception of client GET request and \
+ subsequent response to client over the last hour
+
+ template: riakkv_kv_get_slow
+ on: riak.kv.latency.get
+ class: Latency
+ type: Database
+component: Riak KV
+ calc: $mean
+ lookup: average -3m unaligned of time
+ units: ms
+ every: 10s
+ warn: ($this > ($riakkv_1h_kv_get_mean_latency * 2) )
+ crit: ($this > ($riakkv_1h_kv_get_mean_latency * 3) )
+ info: average time between reception of client GET request and \
+ subsequent response to the client over the last 3 minutes, \
+ compared to the average over the last hour
+ delay: down 5m multiplier 1.5 max 1h
+ to: dba
+
+# KV PUT
+ template: riakkv_1h_kv_put_mean_latency
+ on: riak.kv.latency.put
+ class: Latency
+ type: Database
+component: Riak KV
+ calc: $node_put_fsm_time_mean
+ lookup: average -1h unaligned of time
+ every: 30s
+ units: ms
+ info: average time between reception of client PUT request and \
+ subsequent response to the client over the last hour
+
+ template: riakkv_kv_put_slow
+ on: riak.kv.latency.put
+ class: Latency
+ type: Database
+component: Riak KV
+ calc: $mean
+ lookup: average -3m unaligned of time
+ units: ms
+ every: 10s
+ warn: ($this > ($riakkv_1h_kv_put_mean_latency * 2) )
+ crit: ($this > ($riakkv_1h_kv_put_mean_latency * 3) )
+ info: average time between reception of client PUT request and \
+ subsequent response to the client over the last 3 minutes, \
+ compared to the average over the last hour
+ delay: down 5m multiplier 1.5 max 1h
+ to: dba
+
+
+## VM healthchecks
+
+# Default Erlang VM process limit: 262144
+# On systems observed, this is < 2000, but may grow depending on load.
+ template: riakkv_vm_high_process_count
+ on: riak.vm
+ class: Utilization
+ type: Database
+component: Riak KV
+ calc: $sys_process_count
+ units: processes
+ every: 10s
+ warn: $this > 10000
+ crit: $this > 100000
+ info: number of processes running in the Erlang VM
+ to: dba
diff --git a/health/health.d/scaleio.conf b/health/health.d/scaleio.conf
new file mode 100644
index 0000000..ab110bf
--- /dev/null
+++ b/health/health.d/scaleio.conf
@@ -0,0 +1,31 @@
+
+# make sure Storage Pool capacity utilization is under limit
+
+ template: scaleio_storage_pool_capacity_utilization
+ on: scaleio.storage_pool_capacity_utilization
+ class: Utilization
+ type: Storage
+component: ScaleIO
+ calc: $used
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: storage pool capacity utilization
+ to: sysadmin
+
+
+# make sure Sdc is connected to MDM
+
+ template: scaleio_sdc_mdm_connection_state
+ on: scaleio.sdc_mdm_connection_state
+ class: Utilization
+ type: Storage
+component: ScaleIO
+ calc: $connected
+ every: 10s
+ warn: $this != 1
+ delay: up 30s down 5m multiplier 1.5 max 1h
+ info: Data Client (SDC) to Metadata Manager (MDM) connection state (0: disconnected, 1: connected)
+ to: sysadmin
diff --git a/health/health.d/softnet.conf b/health/health.d/softnet.conf
new file mode 100644
index 0000000..345f875
--- /dev/null
+++ b/health/health.d/softnet.conf
@@ -0,0 +1,54 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# check for common /proc/net/softnet_stat errors
+
+ alarm: 1min_netdev_backlog_exceeded
+ on: system.softnet_stat
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -1m unaligned absolute of dropped
+ units: packets
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ delay: down 1h multiplier 1.5 max 2h
+ info: average number of dropped packets in the last minute \
+ due to exceeded net.core.netdev_max_backlog
+ to: sysadmin
+
+ alarm: 1min_netdev_budget_ran_outs
+ on: system.softnet_stat
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -1m unaligned absolute of squeezed
+ units: events
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ delay: down 1h multiplier 1.5 max 2h
+ info: average number of times ksoftirq ran out of sysctl net.core.netdev_budget or \
+ net.core.netdev_budget_usecs with work remaining over the last minute \
+ (this can be a cause for dropped packets)
+ to: silent
+
+ alarm: 10min_netisr_backlog_exceeded
+ on: system.softnet_stat
+ class: Errors
+ type: System
+component: Network
+ os: freebsd
+ hosts: *
+ lookup: average -1m unaligned absolute of qdrops
+ units: packets
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ delay: down 1h multiplier 1.5 max 2h
+ info: average number of drops in the last minute \
+ due to exceeded sysctl net.route.netisr_maxqlen \
+ (this can be a cause for dropped packets)
+ to: sysadmin
diff --git a/health/health.d/swap.conf b/health/health.d/swap.conf
new file mode 100644
index 0000000..d30c74c
--- /dev/null
+++ b/health/health.d/swap.conf
@@ -0,0 +1,35 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+ alarm: 30min_ram_swapped_out
+ on: system.swapio
+ class: Workload
+ type: System
+component: Memory
+ os: linux freebsd
+ hosts: *
+ lookup: sum -30m unaligned absolute of out
+ # we have to convert KB to MB by dividing $this (i.e. the result of the lookup) with 1024
+ calc: $this / 1024 * 100 / ( $system.ram.used + $system.ram.cached + $system.ram.free )
+ units: % of RAM
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (20) : (30))
+ delay: down 15m multiplier 1.5 max 1h
+ info: percentage of the system RAM swapped in the last 30 minutes
+ to: sysadmin
+
+ alarm: used_swap
+ on: system.swap
+ class: Utilization
+ type: System
+component: Memory
+ os: linux freebsd
+ hosts: *
+ calc: (($used + $free) > 0) ? ($used * 100 / ($used + $free)) : 0
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: up 30s down 15m multiplier 1.5 max 1h
+ info: swap memory utilization
+ to: sysadmin
diff --git a/health/health.d/synchronization.conf b/health/health.d/synchronization.conf
new file mode 100644
index 0000000..417624a
--- /dev/null
+++ b/health/health.d/synchronization.conf
@@ -0,0 +1,12 @@
+ alarm: sync_freq
+ on: mem.sync
+ lookup: sum -1m of sync
+ units: calls
+ plugin: ebpf.plugin
+ every: 1m
+ warn: $this > 6
+ delay: up 1m down 10m multiplier 1.5 max 1h
+ info: number of sync() system calls. \
+ Every call causes all pending modifications to filesystem metadata and \
+ cached file data to be written to the underlying filesystems.
+ to: sysadmin
diff --git a/health/health.d/systemdunits.conf b/health/health.d/systemdunits.conf
new file mode 100644
index 0000000..531d62f
--- /dev/null
+++ b/health/health.d/systemdunits.conf
@@ -0,0 +1,141 @@
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+## Service units
+ template: systemd_service_unit_failed_state
+ on: systemd.service_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd service unit in the failed state
+ to: sysadmin
+
+## Socket units
+ template: systemd_socket_unit_failed_state
+ on: systemd.socket_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd socket unit in the failed state
+ to: sysadmin
+
+## Target units
+ template: systemd_target_unit_failed_state
+ on: systemd.target_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd target unit in the failed state
+ to: sysadmin
+
+## Path units
+ template: systemd_path_unit_failed_state
+ on: systemd.path_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd path unit in the failed state
+ to: sysadmin
+
+## Device units
+ template: systemd_device_unit_failed_state
+ on: systemd.device_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd device unit in the failed state
+ to: sysadmin
+
+## Mount units
+ template: systemd_mount_unit_failed_state
+ on: systemd.mount_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd mount units in the failed state
+ to: sysadmin
+
+## Automount units
+ template: systemd_automount_unit_failed_state
+ on: systemd.automount_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd automount unit in the failed state
+ to: sysadmin
+
+## Swap units
+ template: systemd_swap_unit_failed_state
+ on: systemd.swap_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd swap units in the failed state
+ to: sysadmin
+
+## Scope units
+ template: systemd_scope_unit_failed_state
+ on: systemd.scope_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd scope units in the failed state
+ to: sysadmin
+
+## Slice units
+ template: systemd_slice_unit_failed_state
+ on: systemd.slice_unit_state
+ class: Errors
+ type: Linux
+component: Systemd units
+ calc: $failed
+ units: state
+ every: 10s
+ warn: $this != nan AND $this == 1
+ delay: down 5m multiplier 1.5 max 1h
+ info: systemd slice units in the failed state
+ to: sysadmin
diff --git a/health/health.d/tcp_conn.conf b/health/health.d/tcp_conn.conf
new file mode 100644
index 0000000..67b3bee
--- /dev/null
+++ b/health/health.d/tcp_conn.conf
@@ -0,0 +1,22 @@
+
+#
+# ${tcp_max_connections} may be nan or -1 if the system
+# supports dynamic threshold for TCP connections.
+# In this case, the alarm will always be zero.
+#
+
+ alarm: tcp_connections
+ on: ipv4.tcpsock
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ calc: (${tcp_max_connections} > 0) ? ( ${connections} * 100 / ${tcp_max_connections} ) : 0
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING ) ? ( 60 ) : ( 80 ))
+ crit: $this > (($status == $CRITICAL) ? ( 80 ) : ( 90 ))
+ delay: up 0 down 5m multiplier 1.5 max 1h
+ info: IPv4 TCP connections utilization
+ to: sysadmin
diff --git a/health/health.d/tcp_listen.conf b/health/health.d/tcp_listen.conf
new file mode 100644
index 0000000..d4bcfa2
--- /dev/null
+++ b/health/health.d/tcp_listen.conf
@@ -0,0 +1,96 @@
+#
+# There are two queues involved when incoming TCP connections are handled
+# (both at the kernel):
+#
+# SYN queue
+# The SYN queue tracks TCP handshakes until connections are fully established.
+# It overflows when too many incoming TCP connection requests hang in the
+# half-open state and the server is not configured to fall back to SYN cookies.
+# Overflows are usually caused by SYN flood DoS attacks (i.e. someone sends
+# lots of SYN packets and never completes the handshakes).
+#
+# Accept queue
+# The accept queue holds fully established TCP connections waiting to be handled
+# by the listening application. It overflows when the server application fails
+# to accept new connections at the rate they are coming in.
+#
+#
+# -----------------------------------------------------------------------------
+# tcp accept queue (at the kernel)
+
+ alarm: 1m_tcp_accept_queue_overflows
+ on: ip.tcp_accept_queue
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -60s unaligned absolute of ListenOverflows
+ units: overflows
+ every: 10s
+ warn: $this > 1
+ crit: $this > (($status == $CRITICAL) ? (1) : (5))
+ delay: up 0 down 5m multiplier 1.5 max 1h
+ info: average number of overflows in the TCP accept queue over the last minute
+ to: sysadmin
+
+# THIS IS TOO GENERIC
+# CHECK: https://github.com/netdata/netdata/issues/3234#issuecomment-423935842
+ alarm: 1m_tcp_accept_queue_drops
+ on: ip.tcp_accept_queue
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -60s unaligned absolute of ListenDrops
+ units: drops
+ every: 10s
+ warn: $this > 1
+ crit: $this > (($status == $CRITICAL) ? (1) : (5))
+ delay: up 0 down 5m multiplier 1.5 max 1h
+ info: average number of dropped packets in the TCP accept queue over the last minute
+ to: sysadmin
+
+
+# -----------------------------------------------------------------------------
+# tcp SYN queue (at the kernel)
+
+# When the SYN queue is full, either TcpExtTCPReqQFullDoCookies or
+# TcpExtTCPReqQFullDrop is incremented, depending on whether SYN cookies are
+# enabled or not. In both cases this probably indicates a SYN flood attack,
+# so i guess a notification should be sent.
+
+ alarm: 1m_tcp_syn_queue_drops
+ on: ip.tcp_syn_queue
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -60s unaligned absolute of TCPReqQFullDrop
+ units: drops
+ every: 10s
+ warn: $this > 1
+ crit: $this > (($status == $CRITICAL) ? (0) : (5))
+ delay: up 10 down 5m multiplier 1.5 max 1h
+ info: average number of SYN requests was dropped due to the full TCP SYN queue over the last minute \
+ (SYN cookies were not enabled)
+ to: sysadmin
+
+ alarm: 1m_tcp_syn_queue_cookies
+ on: ip.tcp_syn_queue
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -60s unaligned absolute of TCPReqQFullDoCookies
+ units: cookies
+ every: 10s
+ warn: $this > 1
+ crit: $this > (($status == $CRITICAL) ? (0) : (5))
+ delay: up 10 down 5m multiplier 1.5 max 1h
+ info: average number of sent SYN cookies due to the full TCP SYN queue over the last minute
+ to: sysadmin
+
diff --git a/health/health.d/tcp_mem.conf b/health/health.d/tcp_mem.conf
new file mode 100644
index 0000000..318be20
--- /dev/null
+++ b/health/health.d/tcp_mem.conf
@@ -0,0 +1,23 @@
+#
+# check
+# http://blog.tsunanet.net/2011/03/out-of-socket-memory.html
+#
+# We give a warning when TCP is under memory pressure
+# and a critical when TCP is 90% of its upper memory limit
+#
+
+ alarm: tcp_memory
+ on: ipv4.sockstat_tcp_mem
+ class: Utilization
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ calc: ${mem} * 100 / ${tcp_mem_high}
+ units: %
+ every: 10s
+ warn: ${mem} > (($status >= $WARNING ) ? ( ${tcp_mem_pressure} * 0.8 ) : ( ${tcp_mem_pressure} ))
+ crit: ${mem} > (($status == $CRITICAL ) ? ( ${tcp_mem_pressure} ) : ( ${tcp_mem_high} * 0.9 ))
+ delay: up 0 down 5m multiplier 1.5 max 1h
+ info: TCP memory utilization
+ to: sysadmin
diff --git a/health/health.d/tcp_orphans.conf b/health/health.d/tcp_orphans.conf
new file mode 100644
index 0000000..cbd628d
--- /dev/null
+++ b/health/health.d/tcp_orphans.conf
@@ -0,0 +1,24 @@
+
+#
+# check
+# http://blog.tsunanet.net/2011/03/out-of-socket-memory.html
+#
+# The kernel may penalize orphans by 2x or even 4x
+# so we alarm warning at 25% and critical at 50%
+#
+
+ alarm: tcp_orphans
+ on: ipv4.sockstat_tcp_sockets
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ calc: ${orphan} * 100 / ${tcp_max_orphans}
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING ) ? ( 20 ) : ( 25 ))
+ crit: $this > (($status == $CRITICAL) ? ( 25 ) : ( 50 ))
+ delay: up 0 down 5m multiplier 1.5 max 1h
+ info: orphan IPv4 TCP sockets utilization
+ to: sysadmin
diff --git a/health/health.d/tcp_resets.conf b/health/health.d/tcp_resets.conf
new file mode 100644
index 0000000..ff116db
--- /dev/null
+++ b/health/health.d/tcp_resets.conf
@@ -0,0 +1,69 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# -----------------------------------------------------------------------------
+# tcp resets this host sends
+
+ alarm: 1m_ipv4_tcp_resets_sent
+ on: ipv4.tcphandshake
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -1m at -10s unaligned absolute of OutRsts
+ units: tcp resets/s
+ every: 10s
+ info: average number of sent TCP RESETS over the last minute
+
+ alarm: 10s_ipv4_tcp_resets_sent
+ on: ipv4.tcphandshake
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -10s unaligned absolute of OutRsts
+ units: tcp resets/s
+ every: 10s
+ warn: $netdata.uptime.uptime > (1 * 60) AND $this > ((($1m_ipv4_tcp_resets_sent < 5)?(5):($1m_ipv4_tcp_resets_sent)) * (($status >= $WARNING) ? (1) : (10)))
+ delay: up 20s down 60m multiplier 1.2 max 2h
+ options: no-clear-notification
+ info: average number of sent TCP RESETS over the last 10 seconds. \
+ This can indicate a port scan, \
+ or that a service running on this host has crashed. \
+ Netdata will not send a clear notification for this alarm.
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# tcp resets this host receives
+
+ alarm: 1m_ipv4_tcp_resets_received
+ on: ipv4.tcphandshake
+ class: Errors
+ type: System
+component: Network
+ os: linux freebsd
+ hosts: *
+ lookup: average -1m at -10s unaligned absolute of AttemptFails
+ units: tcp resets/s
+ every: 10s
+ info: average number of received TCP RESETS over the last minute
+
+ alarm: 10s_ipv4_tcp_resets_received
+ on: ipv4.tcphandshake
+ class: Errors
+ type: System
+component: Network
+ os: linux freebsd
+ hosts: *
+ lookup: average -10s unaligned absolute of AttemptFails
+ units: tcp resets/s
+ every: 10s
+ warn: $netdata.uptime.uptime > (1 * 60) AND $this > ((($1m_ipv4_tcp_resets_received < 5)?(5):($1m_ipv4_tcp_resets_received)) * (($status >= $WARNING) ? (1) : (10)))
+ delay: up 20s down 60m multiplier 1.2 max 2h
+ options: no-clear-notification
+ info: average number of received TCP RESETS over the last 10 seconds. \
+ This can be an indication that a service this host needs has crashed. \
+ Netdata will not send a clear notification for this alarm.
+ to: sysadmin
diff --git a/health/health.d/timex.conf b/health/health.d/timex.conf
new file mode 100644
index 0000000..2e9b1a3
--- /dev/null
+++ b/health/health.d/timex.conf
@@ -0,0 +1,17 @@
+
+# It can take several minutes before ntpd selects a server to synchronize with;
+# try checking after 17 minutes (1024 seconds).
+
+ alarm: system_clock_sync_state
+ on: system.clock_sync_state
+ os: linux
+ class: Errors
+ type: System
+component: Clock
+ calc: $state
+ units: synchronization state
+ every: 10s
+ warn: $system.uptime.uptime > 17 * 60 AND $this == 0
+ delay: down 5m
+ info: when set to 0, the system kernel believes the system clock is not properly synchronized to a reliable server
+ to: silent
diff --git a/health/health.d/udp_errors.conf b/health/health.d/udp_errors.conf
new file mode 100644
index 0000000..64f47df
--- /dev/null
+++ b/health/health.d/udp_errors.conf
@@ -0,0 +1,38 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# -----------------------------------------------------------------------------
+# UDP receive buffer errors
+
+ alarm: 1m_ipv4_udp_receive_buffer_errors
+ on: ipv4.udperrors
+ class: Errors
+ type: System
+component: Network
+ os: linux freebsd
+ hosts: *
+ lookup: average -1m unaligned absolute of RcvbufErrors
+ units: errors
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ info: average number of UDP receive buffer errors over the last minute
+ delay: up 1m down 60m multiplier 1.2 max 2h
+ to: sysadmin
+
+# -----------------------------------------------------------------------------
+# UDP send buffer errors
+
+ alarm: 1m_ipv4_udp_send_buffer_errors
+ on: ipv4.udperrors
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -1m unaligned absolute of SndbufErrors
+ units: errors
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : (10))
+ info: average number of UDP send buffer errors over the last minute
+ delay: up 1m down 60m multiplier 1.2 max 2h
+ to: sysadmin
diff --git a/health/health.d/unbound.conf b/health/health.d/unbound.conf
new file mode 100644
index 0000000..4e8d164
--- /dev/null
+++ b/health/health.d/unbound.conf
@@ -0,0 +1,28 @@
+
+# make sure there is no overwritten/dropped queries in the request-list
+
+ template: unbound_request_list_overwritten
+ on: unbound.request_list_jostle_list
+ class: Errors
+ type: DNS
+component: Unbound
+ lookup: average -60s unaligned absolute match-names of overwritten
+ units: queries
+ every: 10s
+ warn: $this > 5
+ delay: up 10 down 5m multiplier 1.5 max 1h
+ info: number of overwritten queries in the request-list
+ to: sysadmin
+
+ template: unbound_request_list_dropped
+ on: unbound.request_list_jostle_list
+ class: Errors
+ type: DNS
+component: Unbound
+ lookup: average -60s unaligned absolute match-names of dropped
+ units: queries
+ every: 10s
+ warn: $this > 0
+ delay: up 10 down 5m multiplier 1.5 max 1h
+ info: number of dropped queries in the request-list
+ to: sysadmin
diff --git a/health/health.d/vcsa.conf b/health/health.d/vcsa.conf
new file mode 100644
index 0000000..a9cc7ce
--- /dev/null
+++ b/health/health.d/vcsa.conf
@@ -0,0 +1,141 @@
+
+# Overall system health:
+# - 0: all components are healthy.
+# - 1: one or more components might become overloaded soon.
+# - 2: one or more components in the appliance might be degraded.
+# - 3: one or more components might be in an unusable status and the appliance might become unresponsive soon.
+# - 4: no health data is available.
+
+ template: vcsa_system_health
+ on: vcsa.system_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of system
+ units: status
+ every: 10s
+ warn: ($this == 1) || ($this == 2)
+ crit: $this == 3
+ delay: down 1m multiplier 1.5 max 1h
+ info: overall system health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+# Components health:
+# - 0: healthy.
+# - 1: healthy, but may have some problems.
+# - 2: degraded, and may have serious problems.
+# - 3: unavailable, or will stop functioning soon.
+# - 4: no health data is available.
+
+ template: vcsa_swap_health
+ on: vcsa.components_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of swap
+ units: status
+ every: 10s
+ warn: $this == 1
+ crit: ($this == 2) || ($this == 3)
+ delay: down 1m multiplier 1.5 max 1h
+ info: swap health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+ template: vcsa_storage_health
+ on: vcsa.components_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of storage
+ units: status
+ every: 10s
+ warn: $this == 1
+ crit: ($this == 2) || ($this == 3)
+ delay: down 1m multiplier 1.5 max 1h
+ info: storage health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+ template: vcsa_mem_health
+ on: vcsa.components_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of mem
+ units: status
+ every: 10s
+ warn: $this == 1
+ crit: ($this == 2) || ($this == 3)
+ delay: down 1m multiplier 1.5 max 1h
+ info: memory health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+ template: vcsa_load_health
+ on: vcsa.components_health
+ class: Utilization
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of load
+ units: status
+ every: 10s
+ warn: $this == 1
+ crit: ($this == 2) || ($this == 3)
+ delay: down 1m multiplier 1.5 max 1h
+ info: load health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+ template: vcsa_database_storage_health
+ on: vcsa.components_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of database_storage
+ units: status
+ every: 10s
+ warn: $this == 1
+ crit: ($this == 2) || ($this == 3)
+ delay: down 1m multiplier 1.5 max 1h
+ info: database storage health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+ template: vcsa_applmgmt_health
+ on: vcsa.components_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of applmgmt
+ units: status
+ every: 10s
+ warn: $this == 1
+ crit: ($this == 2) || ($this == 3)
+ delay: down 1m multiplier 1.5 max 1h
+ info: applmgmt health status \
+ (-1: unknown, 0: green, 1: yellow, 2: orange, 3: red, 4: grey)
+ to: sysadmin
+
+
+# Software updates health:
+# - 0: no updates available.
+# - 2: non-security updates are available.
+# - 3: security updates are available.
+# - 4: an error retrieving information on software updates.
+
+ template: vcsa_software_updates_health
+ on: vcsa.software_updates_health
+ class: Errors
+ type: Virtual Machine
+component: VMware vCenter
+ lookup: max -10s unaligned of software_packages
+ units: status
+ every: 10s
+ warn: $this == 4
+ crit: $this == 3
+ delay: down 1m multiplier 1.5 max 1h
+ info: software updates availability status \
+ (-1: unknown, 0: green, 2: orange, 3: red, 4: grey)
+ to: sysadmin
diff --git a/health/health.d/vernemq.conf b/health/health.d/vernemq.conf
new file mode 100644
index 0000000..cfbe2a5
--- /dev/null
+++ b/health/health.d/vernemq.conf
@@ -0,0 +1,365 @@
+
+# Socket errors
+
+ template: vernemq_socket_errors
+ on: vernemq.socket_errors
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: sum -1m unaligned absolute of socket_error
+ units: errors
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of socket errors in the last minute
+ to: sysadmin
+
+# Queues dropped/expired/unhandled PUBLISH messages
+
+ template: vernemq_queue_message_drop
+ on: vernemq.queue_undelivered_messages
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute of queue_message_drop
+ units: dropped messages
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of dropped messaged due to full queues in the last minute
+ to: sysadmin
+
+ template: vernemq_queue_message_expired
+ on: vernemq.queue_undelivered_messages
+ class: Latency
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute of queue_message_expired
+ units: expired messages
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of messages which expired before delivery in the last minute
+ to: sysadmin
+
+ template: vernemq_queue_message_unhandled
+ on: vernemq.queue_undelivered_messages
+ class: Latency
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute of queue_message_unhandled
+ units: unhandled messages
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of unhandled messages (connections with clean session=true) in the last minute
+ to: sysadmin
+
+# Erlang VM
+
+ template: vernemq_average_scheduler_utilization
+ on: vernemq.average_scheduler_utilization
+ class: Utilization
+ type: Messaging
+component: VerneMQ
+ lookup: average -10m unaligned
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average scheduler utilization over the last 10 minutes
+ to: sysadmin
+
+# Cluster communication and netsplits
+
+ template: vernemq_cluster_dropped
+ on: vernemq.cluster_dropped
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: sum -1m unaligned
+ units: KiB
+ every: 1m
+ warn: $this > 0
+ delay: up 5m down 5m multiplier 1.5 max 1h
+ info: amount of traffic dropped during communication with the cluster nodes in the last minute
+ to: sysadmin
+
+ template: vernemq_netsplits
+ on: vernemq.netsplits
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: sum -1m unaligned absolute of netsplit_detected
+ units: netsplits
+ every: 10s
+ warn: $this > 0
+ delay: down 5m multiplier 1.5 max 2h
+ info: number of detected netsplits (split brain situation) in the last minute
+ to: sysadmin
+
+# Unsuccessful CONNACK
+
+ template: vernemq_mqtt_connack_sent_reason_unsuccessful
+ on: vernemq.mqtt_connack_sent_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of sent unsuccessful v3/v5 CONNACK packets in the last minute
+ to: sysadmin
+
+# Not normal DISCONNECT
+
+ template: vernemq_mqtt_disconnect_received_reason_not_normal
+ on: vernemq.mqtt_disconnect_received_reason
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !normal_disconnect,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received not normal v5 DISCONNECT packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_disconnect_sent_reason_not_normal
+ on: vernemq.mqtt_disconnect_sent_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !normal_disconnect,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of sent not normal v5 DISCONNECT packets in the last minute
+ to: sysadmin
+
+# SUBSCRIBE errors and unauthorized attempts
+
+ template: vernemq_mqtt_subscribe_error
+ on: vernemq.mqtt_subscribe_error
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: failed ops
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of failed v3/v5 SUBSCRIBE operations in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_subscribe_auth_error
+ on: vernemq.mqtt_subscribe_auth_error
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: attempts
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of unauthorized v3/v5 SUBSCRIBE attempts in the last minute
+ to: sysadmin
+
+# UNSUBSCRIBE errors
+
+ template: vernemq_mqtt_unsubscribe_error
+ on: vernemq.mqtt_unsubscribe_error
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: failed ops
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of failed v3/v5 UNSUBSCRIBE operations in the last minute
+ to: sysadmin
+
+# PUBLISH errors and unauthorized attempts
+
+ template: vernemq_mqtt_publish_errors
+ on: vernemq.mqtt_publish_errors
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: failed ops
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of failed v3/v5 PUBLISH operations in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_publish_auth_errors
+ on: vernemq.mqtt_publish_auth_errors
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: attempts
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of unauthorized v3/v5 PUBLISH attempts in the last minute
+ to: sysadmin
+
+# Unsuccessful and unexpected PUBACK
+
+ template: vernemq_mqtt_puback_received_reason_unsuccessful
+ on: vernemq.mqtt_puback_received_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unsuccessful v5 PUBACK packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_puback_sent_reason_unsuccessful
+ on: vernemq.mqtt_puback_sent_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of sent unsuccessful v5 PUBACK packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_puback_unexpected
+ on: vernemq.mqtt_puback_invalid_error
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: messages
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unexpected v3/v5 PUBACK packets in the last minute
+ to: sysadmin
+
+# Unsuccessful and unexpected PUBREC
+
+ template: vernemq_mqtt_pubrec_received_reason_unsuccessful
+ on: vernemq.mqtt_pubrec_received_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unsuccessful v5 PUBREC packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_pubrec_sent_reason_unsuccessful
+ on: vernemq.mqtt_pubrec_sent_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of sent unsuccessful v5 PUBREC packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_pubrec_invalid_error
+ on: vernemq.mqtt_pubrec_invalid_error
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: messages
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unexpected v3 PUBREC packets in the last minute
+ to: sysadmin
+
+# Unsuccessful PUBREL
+
+ template: vernemq_mqtt_pubrel_received_reason_unsuccessful
+ on: vernemq.mqtt_pubrel_received_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unsuccessful v5 PUBREL packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_pubrel_sent_reason_unsuccessful
+ on: vernemq.mqtt_pubrel_sent_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of sent unsuccessful v5 PUBREL packets in the last minute
+ to: sysadmin
+
+# Unsuccessful and unexpected PUBCOMP
+
+ template: vernemq_mqtt_pubcomp_received_reason_unsuccessful
+ on: vernemq.mqtt_pubcomp_received_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unsuccessful v5 PUBCOMP packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_pubcomp_sent_reason_unsuccessful
+ on: vernemq.mqtt_pubcomp_sent_reason
+ class: Errors
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute match-names of !success,*
+ units: packets
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of sent unsuccessful v5 PUBCOMP packets in the last minute
+ to: sysadmin
+
+ template: vernemq_mqtt_pubcomp_unexpected
+ on: vernemq.mqtt_pubcomp_invalid_error
+ class: Workload
+ type: Messaging
+component: VerneMQ
+ lookup: average -1m unaligned absolute
+ units: messages
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (0) : (5))
+ delay: up 2m down 5m multiplier 1.5 max 2h
+ info: number of received unexpected v3/v5 PUBCOMP packets in the last minute
+ to: sysadmin
diff --git a/health/health.d/vsphere.conf b/health/health.d/vsphere.conf
new file mode 100644
index 0000000..d8fc899
--- /dev/null
+++ b/health/health.d/vsphere.conf
@@ -0,0 +1,174 @@
+
+# you can disable an alarm notification by setting the 'to' line to: silent
+
+# -----------------------------------------------VM Specific------------------------------------------------------------
+# Memory
+
+ template: vsphere_vm_mem_usage
+ on: vsphere.vm_mem_usage_percentage
+ class: Utilization
+ type: Virtual Machine
+component: Memory
+ hosts: *
+ calc: $used
+ units: %
+ every: 20s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: virtual machine memory utilization
+
+# -----------------------------------------------HOST Specific----------------------------------------------------------
+# Memory
+
+ template: vsphere_host_mem_usage
+ on: vsphere.host_mem_usage_percentage
+ class: Utilization
+ type: Virtual Machine
+component: Memory
+ hosts: *
+ calc: $used
+ units: %
+ every: 20s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: host memory utilization
+
+# Network errors
+
+ template: vsphere_inbound_packets_errors
+ on: vsphere.net_errors_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of rx
+ units: packets
+ every: 1m
+ info: number of inbound errors for the network interface in the last 10 minutes
+
+ template: vsphere_outbound_packets_errors
+ on: vsphere.net_errors_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of tx
+ units: packets
+ every: 1m
+ info: number of outbound errors for the network interface in the last 10 minutes
+
+# Network errors ratio
+
+ template: vsphere_inbound_packets_errors_ratio
+ on: vsphere.net_packets_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of rx
+ calc: (($vsphere_inbound_packets_errors != nan AND $this > 1000) ? ($vsphere_inbound_packets_errors * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of inbound errors for the network interface over the last 10 minutes
+ to: sysadmin
+
+ template: vsphere_outbound_packets_errors_ratio
+ on: vsphere.net_packets_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of tx
+ calc: (($vsphere_outbound_packets_errors != nan AND $this > 1000) ? ($vsphere_outbound_packets_errors * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of outbound errors for the network interface over the last 10 minutes
+ to: sysadmin
+
+# -----------------------------------------------Common-------------------------------------------------------------------
+# CPU
+
+ template: vsphere_cpu_usage
+ on: vsphere.cpu_usage_total
+ class: Utilization
+ type: Virtual Machine
+component: CPU
+ hosts: *
+ lookup: average -10m unaligned match-names of used
+ units: %
+ every: 20s
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average CPU utilization
+ to: sysadmin
+
+# Network drops
+
+ template: vsphere_inbound_packets_dropped
+ on: vsphere.net_drops_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of rx
+ units: packets
+ every: 1m
+ info: number of inbound dropped packets for the network interface in the last 10 minutes
+
+ template: vsphere_outbound_packets_dropped
+ on: vsphere.net_drops_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of tx
+ units: packets
+ every: 1m
+ info: number of outbound dropped packets for the network interface in the last 10 minutes
+
+# Network drops ratio
+
+ template: vsphere_inbound_packets_dropped_ratio
+ on: vsphere.net_packets_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of rx
+ calc: (($vsphere_inbound_packets_dropped != nan AND $this > 1000) ? ($vsphere_inbound_packets_dropped * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of inbound dropped packets for the network interface over the last 10 minutes
+ to: sysadmin
+
+ template: vsphere_outbound_packets_dropped_ratio
+ on: vsphere.net_packets_total
+ class: Errors
+ type: Virtual Machine
+component: Network
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of tx
+ calc: (($vsphere_outbound_packets_dropped != nan AND $this > 1000) ? ($vsphere_outbound_packets_dropped * 100 / $this) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ info: ratio of outbound dropped packets for the network interface over the last 10 minutes
+ to: sysadmin
diff --git a/health/health.d/web_log.conf b/health/health.d/web_log.conf
new file mode 100644
index 0000000..c33c466
--- /dev/null
+++ b/health/health.d/web_log.conf
@@ -0,0 +1,210 @@
+
+# unmatched lines
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+# $1m_total_requests > 120
+#
+# i.e. when there are at least 120 requests during the last minute
+
+ template: web_log_1m_total_requests
+ on: web_log.requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned
+ calc: ($this == 0)?(1):($this)
+ units: requests
+ every: 10s
+ info: number of HTTP requests in the last minute
+
+ template: web_log_1m_unmatched
+ on: web_log.excluded_requests
+ class: Errors
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned of unmatched
+ calc: $this * 100 / $web_log_1m_total_requests
+ units: %
+ every: 10s
+ warn: ($web_log_1m_total_requests > 120) ? ($this > 1) : ( 0 )
+ delay: up 1m down 5m multiplier 1.5 max 1h
+ info: percentage of unparsed log lines over the last minute
+ to: webmaster
+
+# -----------------------------------------------------------------------------
+# high level response code alarms
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+# $1m_requests > 120
+#
+# i.e. when there are at least 120 requests during the last minute
+
+ template: web_log_1m_requests
+ on: web_log.type_requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned
+ calc: ($this == 0)?(1):($this)
+ units: requests
+ every: 10s
+ info: number of HTTP requests in the last minute
+
+ template: web_log_1m_successful
+ on: web_log.type_requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned of success
+ calc: $this * 100 / $web_log_1m_requests
+ units: %
+ every: 10s
+ warn: ($web_log_1m_requests > 120) ? ($this < (($status >= $WARNING ) ? ( 95 ) : ( 85 )) ) : ( 0 )
+ crit: ($web_log_1m_requests > 120) ? ($this < (($status == $CRITICAL) ? ( 85 ) : ( 75 )) ) : ( 0 )
+ delay: up 2m down 15m multiplier 1.5 max 1h
+ info: ratio of successful HTTP requests over the last minute (1xx, 2xx, 304, 401)
+ to: webmaster
+
+ template: web_log_1m_redirects
+ on: web_log.type_requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned of redirect
+ calc: $this * 100 / $web_log_1m_requests
+ units: %
+ every: 10s
+ warn: ($web_log_1m_requests > 120) ? ($this > (($status >= $WARNING ) ? ( 1 ) : ( 20 )) ) : ( 0 )
+ delay: up 2m down 15m multiplier 1.5 max 1h
+ info: ratio of redirection HTTP requests over the last minute (3xx except 304)
+ to: webmaster
+
+ template: web_log_1m_bad_requests
+ on: web_log.type_requests
+ class: Errors
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned of bad
+ calc: $this * 100 / $web_log_1m_requests
+ units: %
+ every: 10s
+ warn: ($web_log_1m_requests > 120) ? ($this > (($status >= $WARNING) ? ( 10 ) : ( 30 )) ) : ( 0 )
+ delay: up 2m down 15m multiplier 1.5 max 1h
+ info: ratio of client error HTTP requests over the last minute (4xx except 401)
+ to: webmaster
+
+ template: web_log_1m_internal_errors
+ on: web_log.type_requests
+ class: Errors
+ type: Web Server
+component: Web log
+ families: *
+ lookup: sum -1m unaligned of error
+ calc: $this * 100 / $web_log_1m_requests
+ units: %
+ every: 10s
+ warn: ($web_log_1m_requests > 120) ? ($this > (($status >= $WARNING) ? ( 1 ) : ( 2 )) ) : ( 0 )
+ crit: ($web_log_1m_requests > 120) ? ($this > (($status == $CRITICAL) ? ( 2 ) : ( 5 )) ) : ( 0 )
+ delay: up 2m down 15m multiplier 1.5 max 1h
+ info: ratio of server error HTTP requests over the last minute (5xx)
+ to: webmaster
+
+# -----------------------------------------------------------------------------
+# web slow
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+# $1m_requests > 120
+#
+# i.e. when there are at least 120 requests during the last minute
+
+ template: web_log_10m_response_time
+ on: web_log.request_processing_time
+ class: Latency
+ type: System
+component: Web log
+ families: *
+ lookup: average -10m unaligned of avg
+ units: ms
+ every: 30s
+ info: average HTTP response time over the last 10 minutes
+
+ template: web_log_web_slow
+ on: web_log.request_processing_time
+ class: Latency
+ type: Web Server
+component: Web log
+ families: *
+ lookup: average -1m unaligned of avg
+ units: ms
+ every: 10s
+ green: 500
+ red: 1000
+ warn: ($web_log_1m_requests > 120) ? ($this > $green && $this > ($web_log_10m_response_time * 2) ) : ( 0 )
+ crit: ($web_log_1m_requests > 120) ? ($this > $red && $this > ($web_log_10m_response_time * 4) ) : ( 0 )
+ delay: down 15m multiplier 1.5 max 1h
+ info: average HTTP response time over the last 1 minute
+ options: no-clear-notification
+ to: webmaster
+
+# -----------------------------------------------------------------------------
+# web too many or too few requests
+
+# the following alarms trigger only when there are enough data.
+# we assume there are enough data when:
+#
+# $5m_successful_old > 120
+#
+# i.e. when there were at least 120 requests during the 5 minutes starting
+# at -10m and ending at -5m
+
+ template: web_log_5m_successful_old
+ on: web_log.type_requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ lookup: average -5m at -5m unaligned of success
+ units: requests/s
+ every: 30s
+ info: average number of successful HTTP requests for the 5 minutes starting 10 minutes ago
+
+ template: web_log_5m_successful
+ on: web_log.type_requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ lookup: average -5m unaligned of success
+ units: requests/s
+ every: 30s
+ info: average number of successful HTTP requests over the last 5 minutes
+
+ template: web_log_5m_requests_ratio
+ on: web_log.type_requests
+ class: Workload
+ type: Web Server
+component: Web log
+ families: *
+ calc: ($web_log_5m_successful_old > 0)?($web_log_5m_successful * 100 / $web_log_5m_successful_old):(100)
+ units: %
+ every: 30s
+ warn: ($web_log_5m_successful_old > 120) ? ($this > 200 OR $this < 50) : (0)
+ crit: ($web_log_5m_successful_old > 120) ? ($this > 400 OR $this < 25) : (0)
+ delay: down 15m multiplier 1.5 max 1h
+ options: no-clear-notification
+ info: ratio of successful HTTP requests over over the last 5 minutes, \
+ compared with the previous 5 minutes \
+ (clear notification for this alarm will not be sent)
+ to: webmaster
diff --git a/health/health.d/whoisquery.conf b/health/health.d/whoisquery.conf
new file mode 100644
index 0000000..be5eb58
--- /dev/null
+++ b/health/health.d/whoisquery.conf
@@ -0,0 +1,13 @@
+
+ template: whoisquery_days_until_expiration
+ on: whoisquery.time_until_expiration
+ class: Utilization
+ type: Other
+component: WHOIS
+ calc: $expiry
+ units: seconds
+ every: 60s
+ warn: $this < $days_until_expiration_warning*24*60*60
+ crit: $this < $days_until_expiration_critical*24*60*60
+ info: time until the domain name registration expires
+ to: webmaster
diff --git a/health/health.d/wmi.conf b/health/health.d/wmi.conf
new file mode 100644
index 0000000..90d39ce
--- /dev/null
+++ b/health/health.d/wmi.conf
@@ -0,0 +1,139 @@
+
+## CPU
+
+ template: wmi_10min_cpu_usage
+ on: wmi.cpu_utilization_total
+ class: Utilization
+ type: Windows
+component: CPU
+ os: linux
+ hosts: *
+ lookup: average -10m unaligned match-names of dpc,user,privileged,interrupt
+ units: %
+ every: 1m
+ warn: $this > (($status >= $WARNING) ? (75) : (85))
+ crit: $this > (($status == $CRITICAL) ? (85) : (95))
+ delay: down 15m multiplier 1.5 max 1h
+ info: average CPU utilization over the last 10 minutes
+ to: sysadmin
+
+
+## Memory
+
+ template: wmi_ram_in_use
+ on: wmi.memory_utilization
+ class: Utilization
+ type: Windows
+component: Memory
+ os: linux
+ hosts: *
+ calc: ($used) * 100 / ($used + $available)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: memory utilization
+ to: sysadmin
+
+ template: wmi_swap_in_use
+ on: wmi.memory_swap_utilization
+ class: Utilization
+ type: Windows
+component: Memory
+ os: linux
+ hosts: *
+ calc: ($used) * 100 / ($used + $available)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: swap memory utilization
+ to: sysadmin
+
+
+## Network
+
+ template: wmi_inbound_packets_discarded
+ on: wmi.net_discarded
+ class: Errors
+ type: Windows
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of inbound
+ units: packets
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of inbound discarded packets for the network interface in the last 10 minutes
+ to: sysadmin
+
+ template: wmi_outbound_packets_discarded
+ on: wmi.net_discarded
+ class: Errors
+ type: Windows
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of outbound
+ units: packets
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of outbound discarded packets for the network interface in the last 10 minutes
+ to: sysadmin
+
+ template: wmi_inbound_packets_errors
+ on: wmi.net_errors
+ class: Errors
+ type: Windows
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of inbound
+ units: packets
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of inbound errors for the network interface in the last 10 minutes
+ to: sysadmin
+
+ template: wmi_outbound_packets_errors
+ on: wmi.net_errors
+ class: Errors
+ type: Windows
+component: Network
+ os: linux
+ hosts: *
+ families: *
+ lookup: sum -10m unaligned absolute match-names of outbound
+ units: packets
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of outbound errors for the network interface in the last 10 minutes
+ to: sysadmin
+
+
+## Disk
+
+ template: wmi_disk_in_use
+ on: wmi.logical_disk_utilization
+ class: Utilization
+ type: Windows
+component: Disk
+ os: linux
+ hosts: *
+ calc: ($used) * 100 / ($used + $free)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (80) : (90))
+ crit: $this > (($status == $CRITICAL) ? (90) : (98))
+ delay: down 15m multiplier 1.5 max 1h
+ info: disk space utilization
+ to: sysadmin
diff --git a/health/health.d/x509check.conf b/health/health.d/x509check.conf
new file mode 100644
index 0000000..fc69d02
--- /dev/null
+++ b/health/health.d/x509check.conf
@@ -0,0 +1,24 @@
+
+ template: x509check_days_until_expiration
+ on: x509check.time_until_expiration
+ class: Latency
+ type: Certificates
+component: x509 certificates
+ calc: $expiry
+ units: seconds
+ every: 60s
+ warn: $this < $days_until_expiration_warning*24*60*60
+ crit: $this < $days_until_expiration_critical*24*60*60
+ info: time until x509 certificate expires
+ to: webmaster
+
+ template: x509check_revocation_status
+ on: x509check.revocation_status
+ class: Errors
+ type: Certificates
+component: x509 certificates
+ calc: $revoked
+ every: 60s
+ crit: $this != nan AND $this != 0
+ info: x509 certificate revocation status (0: revoked, 1: valid)
+ to: webmaster
diff --git a/health/health.d/zfs.conf b/health/health.d/zfs.conf
new file mode 100644
index 0000000..785838d
--- /dev/null
+++ b/health/health.d/zfs.conf
@@ -0,0 +1,41 @@
+
+ alarm: zfs_memory_throttle
+ on: zfs.memory_ops
+ class: Utilization
+ type: System
+component: File system
+ lookup: sum -10m unaligned absolute of throttled
+ units: events
+ every: 1m
+ warn: $this > 0
+ delay: down 1h multiplier 1.5 max 2h
+ info: number of times ZFS had to limit the ARC growth in the last 10 minutes
+ to: sysadmin
+
+# ZFS pool state
+
+ template: zfs_pool_state_warn
+ on: zfspool.state
+ class: Errors
+ type: System
+component: File system
+ calc: $degraded
+ units: boolean
+ every: 10s
+ warn: $this > 0
+ delay: down 1m multiplier 1.5 max 1h
+ info: ZFS pool $family state is degraded
+ to: sysadmin
+
+ template: zfs_pool_state_crit
+ on: zfspool.state
+ class: Errors
+ type: System
+component: File system
+ calc: $faulted + $unavail
+ units: boolean
+ every: 10s
+ crit: $this > 0
+ delay: down 1m multiplier 1.5 max 1h
+ info: ZFS pool $family state is faulted or unavail
+ to: sysadmin