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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 02:57:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 02:57:58 +0000
commitbe1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 (patch)
tree9754ff1ca740f6346cf8483ec915d4054bc5da2d /health/health.d/net.conf
parentInitial commit. (diff)
downloadnetdata-be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97.tar.xz
netdata-be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97.zip
Adding upstream version 1.44.3.upstream/1.44.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'health/health.d/net.conf')
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1 files changed, 258 insertions, 0 deletions
diff --git a/health/health.d/net.conf b/health/health.d/net.conf
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+
+# 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: *
+ calc: ( $nic_speed_max > 0 ) ? ( $nic_speed_max / 1000) : ( nan )
+ units: Mbit
+ every: 10s
+ info: Network interface ${label:device} current speed
+
+ template: 1m_received_traffic_overflow
+ on: net.net
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -1m unaligned absolute of received
+ calc: ($interface_speed > 0) ? ($this * 100 / ($interface_speed * 1000)) : ( nan )
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (85) : (90))
+ delay: up 1m down 1m multiplier 1.5 max 1h
+ summary: System network interface ${label:device} inbound utilization
+ info: Average inbound utilization for the network interface ${label:device} over the last minute
+ to: silent
+
+ template: 1m_sent_traffic_overflow
+ on: net.net
+ class: Workload
+ type: System
+component: Network
+ os: linux
+ hosts: *
+ lookup: average -1m unaligned absolute of sent
+ calc: ($interface_speed > 0) ? ($this * 100 / ($interface_speed * 1000)) : ( nan )
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (85) : (90))
+ delay: up 1m down 1m multiplier 1.5 max 1h
+ summary: System network interface ${label:device} outbound utilization
+ info: Average outbound utilization for the network interface ${label:device} over the last minute
+ to: silent
+
+# -----------------------------------------------------------------------------
+# 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: net_interface_inbound_packets
+ on: net.packets
+ class: Workload
+ type: System
+component: Network
+ os: *
+ hosts: *
+ lookup: sum -10m unaligned absolute of received
+ units: packets
+ every: 1m
+ summary: Network interface ${label:device} received packets
+ info: Received packets for the network interface ${label:device} in the last 10 minutes
+
+ template: net_interface_outbound_packets
+ on: net.packets
+ class: Workload
+ type: System
+component: Network
+ os: *
+ hosts: *
+ lookup: sum -10m unaligned absolute of sent
+ units: packets
+ every: 1m
+ summary: Network interface ${label:device} sent packets
+ info: Sent packets for the network interface ${label:device} in the last 10 minutes
+
+ template: inbound_packets_dropped_ratio
+ on: net.drops
+ class: Errors
+ type: System
+component: Network
+ os: *
+ hosts: *
+chart labels: device=!wl* *
+ lookup: sum -10m unaligned absolute of inbound
+ calc: (($net_interface_inbound_packets > 10000) ? ($this * 100 / $net_interface_inbound_packets) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} inbound drops
+ info: Ratio of inbound dropped packets for the network interface ${label:device} over the last 10 minutes
+ to: silent
+
+ template: outbound_packets_dropped_ratio
+ on: net.drops
+ class: Errors
+ type: System
+component: Network
+ os: *
+ hosts: *
+chart labels: device=!wl* *
+ lookup: sum -10m unaligned absolute of outbound
+ calc: (($net_interface_outbound_packets > 1000) ? ($this * 100 / $net_interface_outbound_packets) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 2
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} outbound drops
+ info: Ratio of outbound dropped packets for the network interface ${label:device} over the last 10 minutes
+ to: silent
+
+ template: wifi_inbound_packets_dropped_ratio
+ on: net.drops
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+chart labels: device=wl*
+ lookup: sum -10m unaligned absolute of received
+ calc: (($net_interface_inbound_packets > 10000) ? ($this * 100 / $net_interface_inbound_packets) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 10
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} inbound drops ratio
+ info: Ratio of inbound dropped packets for the network interface ${label:device} over the last 10 minutes
+ to: silent
+
+ template: wifi_outbound_packets_dropped_ratio
+ on: net.drops
+ class: Errors
+ type: System
+component: Network
+ os: linux
+ hosts: *
+chart labels: device=wl*
+ lookup: sum -10m unaligned absolute of sent
+ calc: (($net_interface_outbound_packets > 1000) ? ($this * 100 / $net_interface_outbound_packets) : (0))
+ units: %
+ every: 1m
+ warn: $this >= 10
+ delay: up 1m down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} outbound drops ratio
+ info: Ratio of outbound dropped packets for the network interface ${label:device} over the last 10 minutes
+ to: silent
+
+# -----------------------------------------------------------------------------
+# interface errors
+
+ template: interface_inbound_errors
+ on: net.errors
+ class: Errors
+ type: System
+component: Network
+ os: freebsd
+ hosts: *
+ lookup: sum -10m unaligned absolute of inbound
+ units: errors
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} inbound errors
+ info: Number of inbound errors for the network interface ${label:device} in the last 10 minutes
+ to: silent
+
+ template: interface_outbound_errors
+ on: net.errors
+ class: Errors
+ type: System
+component: Network
+ os: freebsd
+ hosts: *
+ lookup: sum -10m unaligned absolute of outbound
+ units: errors
+ every: 1m
+ warn: $this >= 5
+ delay: down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} outbound errors
+ info: Number of outbound errors for the network interface ${label:device} in the last 10 minutes
+ to: silent
+
+# -----------------------------------------------------------------------------
+# 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: *
+ lookup: sum -10m unaligned absolute
+ units: errors
+ every: 1m
+ warn: $this > 0
+ delay: down 1h multiplier 1.5 max 2h
+ summary: System network interface ${label:device} FIFO errors
+ info: Number of FIFO errors for the network interface ${label:device} in the last 10 minutes
+ to: silent
+
+# -----------------------------------------------------------------------------
+# 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: *
+ lookup: average -1m unaligned of received
+ units: packets
+ every: 10s
+ info: Average number of packets received by the network interface ${label:device} over the last minute
+
+ template: 10s_received_packets_storm
+ on: net.packets
+ class: Workload
+ type: System
+component: Network
+ os: linux freebsd
+ 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
+ summary: System network interface ${label:device} inbound packet storm
+ info: Ratio of average number of received packets for the network interface ${label:device} over the last 10 seconds, \
+ compared to the rate over the last minute
+ to: silent