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author | Ilya Mashchenko <ilya@netdata.cloud> | 2019-10-03 19:14:01 +0300 |
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committer | GitHub <noreply@github.com> | 2019-10-03 19:14:01 +0300 |
commit | bfae683664b488df91940a81760459db2b18983c (patch) | |
tree | 28b6645745387ec49d264c15aac90dcbfabaf59c /health | |
parent | f000b41f1088328ebb5cd07f15cc9ef1276eb641 (diff) |
mysql: collect galera cluster metrics (#6962)
* mysql: collect galera cluster metrics
* mysql: readme update
* mysql: add galera cluster size and state alarms
Diffstat (limited to 'health')
-rw-r--r-- | health/health.d/mysql.conf | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/health/health.d/mysql.conf b/health/health.d/mysql.conf index 39c401915f..ce7b98a874 100644 --- a/health/health.d/mysql.conf +++ b/health/health.d/mysql.conf @@ -98,3 +98,37 @@ template: mysql_replication_lag info: the number of seconds mysql replication is behind this master to: dba + +# ----------------------------------------------------------------------------- +# galera cluster size + +template: mysql_galera_cluster_size_max_2m + on: mysql.galera_cluster_size + lookup: max -2m absolute + units: nodes + every: 10s + info: max cluster size 2 minute + to: dba + +template: mysql_galera_cluster_size + on: mysql.galera_cluster_size + calc: $nodes + units: nodes + every: 10s + warn: $this > $mysql_galera_cluster_size_max_2m + crit: $this < $mysql_galera_cluster_size_max_2m + delay: up 20s down 5m multiplier 1.5 max 1h + info: cluster size has changed + to: dba + +# galera node state + +template: mysql_galera_cluster_state + on: mysql.galera_cluster_state + calc: $state + every: 10s + warn: $this < 4 + crit: $this < 2 + delay: up 30s down 5m multiplier 1.5 max 1h + info: node state (0: undefined, 1: joining, 2: donor/desynced, 3: joined, 4: synced) + to: dba |