calc: $now - $last_collected_t
units: seconds ago
every: 10s
- warn: $this > ( 5 * $update_every)
- crit: $this > (60 * $update_every)
- delay: up 0 down 15m multiplier 1.5 max 1h
+ warn: $this > (($status >= $WARNING) ? ($update_every) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? ($update_every) : (60 * $update_every))
+ delay: down 5m multiplier 1.5 max 1h
info: number of seconds since the last successful data collection
to: dba
calc: $used * 100 / ($used + $available)
units: %
every: 10s
- warn: $this > 80
- crit: $this > 90
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (80) : (90))
delay: up 0 down 15m multiplier 1.5 max 1h
info: current cache memory usage
to: dba
template: out_of_cache_space_time
on: memcached.cache
- calc: $available / $cache_fill_rate
+ calc: ($cache_fill_rate > 0) ? ($available / $cache_fill_rate) : (inf)
units: hours
every: 10s
- warn: $this > 0 and $this < 8
- crit: $this > 0 and $this < 2
- delay: up 0 down 15m multiplier 1.5 max 1h
+ warn: $this > 0 and $this < (($status >= $WARNING) ? (48) : (8))
+ crit: $this > 0 and $this < (($status == $CRITICAL) ? (24) : (2))
+ delay: down 15m multiplier 1.5 max 1h
info: estimated time the cache will run out of space, if the system continues to add data with the rate of the last hour
to: dba