From 8d4f58e49b9dc7d3545651023a36729de773ad86 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:22:31 +0200 Subject: Adding upstream version 1.12.0. Signed-off-by: Daniel Baumann --- health/health.d/disks.conf | 167 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 167 insertions(+) create mode 100644 health/health.d/disks.conf (limited to 'health/health.d/disks.conf') diff --git a/health/health.d/disks.conf b/health/health.d/disks.conf new file mode 100644 index 0000000..26f8584 --- /dev/null +++ b/health/health.d/disks.conf @@ -0,0 +1,167 @@ + +# 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 + os: linux freebsd + hosts: * +families: * + 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: current disk space usage + to: sysadmin + +template: disk_inode_usage + on: disk.inodes + os: linux freebsd + hosts: * +families: * + calc: $used * 100 / ($avail + $used) + units: % + every: 1m + warn: $this > (($status >= $WARNING) ? (80) : (90)) + crit: $this > (($status == $CRITICAL) ? (90) : (98)) + delay: up 1m down 15m multiplier 1.5 max 1h + info: current disk inode usage + to: sysadmin + + +# ----------------------------------------------------------------------------- +# disk fill rate + +# calculate the rate the disk fills +# use as base, the available space change +# during the last hour + +# this is just a calculation - it has no alarm +# we will use it in the next template to find +# the hours remaining + +template: disk_fill_rate + on: disk.space + os: linux freebsd + hosts: * +families: * + lookup: min -10m at -50m unaligned of avail + calc: ($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 + os: linux freebsd + hosts: * +families: * + lookup: average -10m unaligned + units: % + every: 1m + green: 90 + red: 98 + warn: $this > $green * (($status >= $WARNING) ? (0.7) : (1)) + crit: $this > $red * (($status == $CRITICAL) ? (0.7) : (1)) + delay: down 15m multiplier 1.2 max 1h + info: the percentage of time the disk was busy, during the last 10 minutes + to: sysadmin + + +# 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 + os: linux + hosts: * +families: * + lookup: average -10m unaligned + units: ms + every: 1m + green: 2000 + red: 5000 + warn: $this > $green * (($status >= $WARNING) ? (0.7) : (1)) + crit: $this > $red * (($status == $CRITICAL) ? (0.7) : (1)) + delay: down 15m multiplier 1.2 max 1h + info: average of the kernel estimated disk backlog, for the last 10 minutes + to: sysadmin -- cgit v1.2.3