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authorFederico Ceratto <federico.ceratto@gmail.com>2016-11-23 15:49:14 +0000
committerFederico Ceratto <federico.ceratto@gmail.com>2016-11-23 15:49:14 +0000
commit68141d9dac0c08e51d257feef16a79086dd8a2df (patch)
treef4a0f5d31ed2194b5991130754b297b9c8c076e6 /conf.d/health.d/memcached.conf
parentRelease v. 1.3.0+dfsg-1 to Unstable (diff)
parentNew upstream version 1.4.0+dfsg (diff)
downloadnetdata-68141d9dac0c08e51d257feef16a79086dd8a2df.tar.xz
netdata-68141d9dac0c08e51d257feef16a79086dd8a2df.zip
Merge tag 'upstream/1.4.0+dfsg'
Upstream version 1.4.0+dfsg
Diffstat (limited to 'conf.d/health.d/memcached.conf')
-rw-r--r--conf.d/health.d/memcached.conf42
1 files changed, 24 insertions, 18 deletions
diff --git a/conf.d/health.d/memcached.conf b/conf.d/health.d/memcached.conf
index 05ff14711..46a8ca0e5 100644
--- a/conf.d/health.d/memcached.conf
+++ b/conf.d/health.d/memcached.conf
@@ -4,43 +4,49 @@
template: memcached_last_collected_secs
on: memcached.cache
calc: $now - $last_collected_t
- every: 10s
- warn: $this > ( 5 * $update_every)
- crit: $this > (10 * $update_every)
units: seconds ago
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (0) : ( 5 * $update_every))
+ crit: $this > (($status == $CRITICAL) ? (0) : (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: cache_full_pcent
+template: memcached_cache_memory_usage
on: memcached.cache
calc: $used * 100 / ($used + $available)
- every: 10s
- warn: $this > 80
- crit: $this > 90
units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (70) : (80))
+ crit: $this > (($status == $CRITICAL) ? (80) : (90))
+ delay: up 0 down 15m multiplier 1.5 max 1h
info: current cache memory usage
+ to: dba
# find the rate memcached cache is filling
template: cache_fill_rate
on: memcached.cache
- lookup: max -1s at -30m unaligned of available
- calc: ($this - $available) / ($now - $after)
- every: 15s
- units: KB/s
- info: average rate the cache fills up (positive), or frees up (negative) space, for the last 30 minutes
+ lookup: min -10m at -50m unaligned of available
+ calc: ($this - $available) / (($now - $after) / 3600)
+ units: KB/hour
+ every: 1m
+ info: average rate the cache fills up (positive), or frees up (negative) space, for the last hour
# find the hours remaining until memcached cache is full
-template: cache_full_after_hours
+template: out_of_cache_space_time
on: memcached.cache
- calc: $available / $cache_fill_rate / 3600
- every: 10s
- warn: $this > 0 and $this < 48
- crit: $this > 0 and $this < 24
+ calc: $available / $cache_fill_rate
units: hours
- info: estimated time the cache will run out of space, if the system continues to add data with the rate of the last 30 minutes
+ 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 with the rate of the last hour
+ to: dba