64 lines
2.2 KiB
Plaintext
64 lines
2.2 KiB
Plaintext
# you can disable an alarm notification by setting the 'to' line to: silent
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alarm: used_ram_to_ignore
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on: system.ram
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os: linux freebsd
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hosts: *
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calc: ($zfs.arc_size.arcsz = nan)?(0):($zfs.arc_size.arcsz)
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every: 10s
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info: the amount of memory that is reported as used, but it is actually capable for resizing itself based on the system needs (eg. ZFS ARC)
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alarm: ram_in_use
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on: system.ram
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os: linux
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hosts: *
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# calc: $used * 100 / ($used + $cached + $free)
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calc: ($used - $used_ram_to_ignore) * 100 / ($used - $used_ram_to_ignore + $cached + $free)
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units: %
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every: 1s
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warn: $this > 1
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crit: $this > 5
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delay: down 15m multiplier 1.5 max 1h
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info: system RAM used
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to: sysadmin #alarms
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alarm: ram_available
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on: mem.available
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os: linux
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hosts: *
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calc: ($avail + $used_ram_to_ignore) * 100 / ($system.ram.used + $system.ram.cached + $system.ram.free + $system.ram.buffers)
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units: %
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every: 10s
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warn: $this < (($status >= $WARNING) ? (15) : (10))
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crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
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delay: down 15m multiplier 1.5 max 1h
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info: estimated amount of RAM available for userspace processes, without causing swapping
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to: sysadmin #alarms
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## FreeBSD
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alarm: ram_in_use
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on: system.ram
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os: freebsd
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hosts: *
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calc: ($active + $wired + $laundry + $buffers - $used_ram_to_ignore) * 100 / ($active + $wired + $laundry + $buffers - $used_ram_to_ignore + $cache + $free + $inactive)
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units: %
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every: 10s
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warn: $this > (($status >= $WARNING) ? (80) : (90))
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crit: $this > (($status == $CRITICAL) ? (90) : (98))
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delay: down 15m multiplier 1.5 max 1h
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info: system RAM usage
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to: sysadmin #alarms
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alarm: ram_available
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on: system.ram
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os: freebsd
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hosts: *
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calc: ($free + $inactive + $used_ram_to_ignore) * 100 / ($free + $active + $inactive + $wired + $cache + $laundry + $buffers)
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units: %
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every: 10s
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warn: $this < (($status >= $WARNING) ? (15) : (10))
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crit: $this < (($status == $CRITICAL) ? (10) : ( 5))
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delay: down 15m multiplier 1.5 max 1h
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info: estimated amount of RAM available for userspace processes, without causing swapping
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to: sysadmin #alarms
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