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path: root/conf.d/health.d/swap.conf
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   alarm: 30min_ram_swapped_out
      on: system.swapio
  lookup: sum -30m unaligned absolute of out
          # we have to convert KB to MB by dividing $this (i.e. the result of the lookup) with 1024
    calc: $this / 1024 * 100 / ( $system.ram.used + $system.ram.cached + $system.ram.free )
   units: % of RAM
   every: 1m
    warn: $this > (($status >= $WARNING)  ? (5)  : (10))
    crit: $this > (($status == $CRITICAL) ? (15) : (20))
   delay: up 0 down 15m multiplier 1.5 max 1h
    info: the amount of memory swapped in the last 30 minutes, as a percentage of the system RAM
      to: sysadmin

   alarm: used_swap_space
      on: system.swap
    calc: $used * 100 / ( $system.ram.used + $system.ram.cached + $system.ram.free )
   units: % of RAM
   every: 10s
    warn: $this > (($status >= $WARNING)  ? (15) : (20))
    crit: $this > (($status == $CRITICAL) ? (40) : (50))
   delay: up 0 down 15m multiplier 1.5 max 1h
    info: the swap memory used, as a percentage of the system RAM
      to: sysadmin