diff options
Diffstat (limited to 'health/health.d/memcached.conf')
-rw-r--r-- | health/health.d/memcached.conf | 88 |
1 files changed, 50 insertions, 38 deletions
diff --git a/health/health.d/memcached.conf b/health/health.d/memcached.conf index e610f181..f4b734c3 100644 --- a/health/health.d/memcached.conf +++ b/health/health.d/memcached.conf @@ -1,53 +1,65 @@ # make sure memcached is running -template: memcached_last_collected_secs - on: memcached.cache - calc: $now - $last_collected_t - units: seconds ago - every: 10s - 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 + template: memcached_last_collected_secs + on: memcached.cache + class: KV Storage +component: Memcached + type: Latency + calc: $now - $last_collected_t + units: seconds ago + every: 10s + 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 # detect if memcached cache is full -template: memcached_cache_memory_usage - on: memcached.cache - calc: $used * 100 / ($used + $available) - units: % - every: 10s - warn: $this > (($status >= $WARNING) ? (70) : (80)) - crit: $this > (($status == $CRITICAL) ? (80) : (90)) - delay: up 0 down 15m multiplier 1.5 max 1h - info: cache memory utilization - to: dba + template: memcached_cache_memory_usage + on: memcached.cache + class: KV Storage +component: Memcached + type: Utilization + calc: $used * 100 / ($used + $available) + units: % + every: 10s + warn: $this > (($status >= $WARNING) ? (70) : (80)) + crit: $this > (($status == $CRITICAL) ? (80) : (90)) + delay: up 0 down 15m multiplier 1.5 max 1h + info: cache memory utilization + to: dba # find the rate memcached cache is filling -template: memcached_cache_fill_rate - on: memcached.cache - lookup: min -10m at -50m unaligned of available - calc: ($this - $available) / (($now - $after) / 3600) - units: KB/hour - every: 1m - info: average rate the cache fills up (positive), or frees up (negative) space over the last hour + template: memcached_cache_fill_rate + on: memcached.cache + class: KV Storage +component: Memcached + type: Utilization + lookup: min -10m at -50m unaligned of available + calc: ($this - $available) / (($now - $after) / 3600) + units: KB/hour + every: 1m + info: average rate the cache fills up (positive), or frees up (negative) space over the last hour # find the hours remaining until memcached cache is full -template: memcached_out_of_cache_space_time - on: memcached.cache - calc: ($memcached_cache_fill_rate > 0) ? ($available / $memcached_cache_fill_rate) : (inf) - units: hours - every: 10s - warn: $this > 0 and $this < (($status >= $WARNING) ? (48) : (8)) - crit: $this > 0 and $this < (($status == $CRITICAL) ? (24) : (2)) - delay: down 15m multiplier 1.5 max 1h - info: estimated time the cache will run out of space \ - if the system continues to add data at the same rate as the past hour - to: dba + template: memcached_out_of_cache_space_time + on: memcached.cache + class: KV Storage +component: Memcached + type: Utilization + calc: ($memcached_cache_fill_rate > 0) ? ($available / $memcached_cache_fill_rate) : (inf) + units: hours + every: 10s + 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 at the same rate as the past hour + to: dba |