From b485aab7e71c1625cfc27e0f92c9509f42378458 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 13:19:16 +0200 Subject: Adding upstream version 1.45.3+dfsg. Signed-off-by: Daniel Baumann --- src/health/health.d/disks.conf | 161 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 161 insertions(+) create mode 100644 src/health/health.d/disks.conf (limited to 'src/health/health.d/disks.conf') diff --git a/src/health/health.d/disks.conf b/src/health/health.d/disks.conf new file mode 100644 index 000000000..fe96837fb --- /dev/null +++ b/src/health/health.d/disks.conf @@ -0,0 +1,161 @@ +# 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 + host labels: _os=linux freebsd +chart labels: mount_point=!/dev !/dev/* !/run !/run/* * + calc: $used * 100 / ($avail + $used) + units: % + every: 1m + warn: $this > (($status >= $WARNING ) ? (80) : (90)) + crit: ($this > (($status == $CRITICAL) ? (90) : (98))) && $avail < 5 + delay: up 1m down 15m multiplier 1.5 max 1h + summary: Disk ${label:mount_point} space usage + info: Total space utilization of disk ${label:mount_point} + to: sysadmin + + template: disk_inode_usage + on: disk.inodes + class: Utilization + type: System + component: Disk + host labels: _os=linux freebsd +chart labels: mount_point=!/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 + summary: Disk ${label:mount_point} inode usage + info: Total inode utilization of disk ${label:mount_point} + to: sysadmin + + +# ----------------------------------------------------------------------------- +# disk fill rate + +# calculate the rate the disk fills +# use as base, the available space change +# during the last hour + +# this is just a calculation - it has no alarm +# we will use it in the next template to find +# the hours remaining + + template: disk_fill_rate + on: disk.space +host labels: _os=linux freebsd + lookup: min -10m at -50m unaligned of avail + calc: ($this - $avail) / (($now - $after) / 3600) + every: 1m + units: GB/hour + info: average rate the disk fills up (positive), or frees up (negative) space, for the last hour + +# calculate the hours remaining +# if the disk continues to fill in this rate + + template: out_of_disk_space_time + on: disk.space +host labels: _os=linux freebsd + calc: ($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 + summary: Disk ${label:mount_point} estimation of lack of space + info: Estimated time the disk ${label:mount_point} will run out of space, if the system continues to add data with the rate of the last hour + to: silent + + +# ----------------------------------------------------------------------------- +# disk inode fill rate + +# calculate the rate the disk inodes are allocated +# use as base, the available inodes change +# during the last hour + +# this is just a calculation - it has no alarm +# we will use it in the next template to find +# the hours remaining + + template: disk_inode_rate + on: disk.inodes +host labels: _os=linux freebsd + lookup: min -10m at -50m unaligned of avail + calc: ($this - $avail) / (($now - $after) / 3600) + every: 1m + units: inodes/hour + info: average rate at which disk inodes are allocated (positive), or freed (negative), for the last hour + +# calculate the hours remaining +# if the disk inodes are allocated +# in this rate + + template: out_of_disk_inodes_time + on: disk.inodes +host labels: _os=linux freebsd + calc: ($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 + summary: Disk ${label:mount_point} estimation of lack of inodes + info: Estimated time the disk ${label:mount_point} will run out of inodes, if the system continues to allocate inodes with the rate of the last hour + to: silent + + +# ----------------------------------------------------------------------------- +# 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 +host labels: _os=linux freebsd + lookup: average -10m unaligned + units: % + every: 1m + warn: $this > 98 * (($status >= $WARNING) ? (0.7) : (1)) + delay: down 15m multiplier 1.2 max 1h + summary: Disk ${label:device} utilization + info: Average percentage of time ${label:device} 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 +host labels: _os=linux freebsd + lookup: average -10m unaligned + units: ms + every: 1m + warn: $this > 5000 * (($status >= $WARNING) ? (0.7) : (1)) + delay: down 15m multiplier 1.2 max 1h + summary: Disk ${label:device} backlog + info: Average backlog size of the ${label:device} disk over the last 10 minutes + to: silent -- cgit v1.2.3