| 1 | # you can disable an alarm notification by setting the 'to' line to: silent |
| 2 | |
| 3 | alarm: 30min_ram_swapped_out |
| 4 | on: mem.swapio |
| 5 | class: Workload |
| 6 | type: System |
| 7 | component: Memory |
| 8 | host labels: _os=linux freebsd |
| 9 | lookup: sum -30m unaligned absolute of out |
| 10 | # we have to convert KB to MB by dividing $this (i.e. the result of the lookup) with 1024 |
| 11 | calc: $this / 1024 * 100 / ( $system.ram.used + $system.ram.cached + $system.ram.free ) |
| 12 | units: % of RAM |
| 13 | every: 1m |
| 14 | warn: $this > (($status >= $WARNING) ? (20) : (30)) |
| 15 | delay: down 15m multiplier 1.5 max 1h |
| 16 | summary: System memory swapped out |
| 17 | info: Percentage of the system RAM swapped in the last 30 minutes |
| 18 | to: silent |
| 19 | |
| 20 | alarm: used_swap |
| 21 | on: mem.swap |
| 22 | class: Utilization |
| 23 | type: System |
| 24 | component: Memory |
| 25 | host labels: _os=linux freebsd |
| 26 | calc: (($used + $free) > 0) ? ($used * 100 / ($used + $free)) : 0 |
| 27 | units: % |
| 28 | every: 10s |
| 29 | warn: $this > (($status >= $WARNING) ? (80) : (90)) |
| 30 | crit: $this > (($status == $CRITICAL) ? (90) : (98)) |
| 31 | delay: up 30s down 15m multiplier 1.5 max 1h |
| 32 | summary: System swap memory utilization |
| 33 | info: Swap memory utilization |
| 34 | to: sysadmin |