Name
load — check for CPU idle time, I/O-wait, freeswap as reported by sar (4 minutes period)
Synopsis
[ localhost idle=10 wio=50 freeswap_red=100000 freeswap_yellow=200000
]load
Description
Default values
idle=15, wio=50, freeswap_red=20000, freeswap_yellow=60000
The above example reports 'yellow' when %idle is below 10%, or %wio is greater than 50% or freeswap is below 200000 blocks, report red when freeswap is below 100000 blocks