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- # 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
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