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-rw-r--r--conf.d/health.d/mysql.conf76
1 files changed, 74 insertions, 2 deletions
diff --git a/conf.d/health.d/mysql.conf b/conf.d/health.d/mysql.conf
index a2cfa3ec5..78773e5b5 100644
--- a/conf.d/health.d/mysql.conf
+++ b/conf.d/health.d/mysql.conf
@@ -6,8 +6,80 @@ template: mysql_last_collected_secs
calc: $now - $last_collected_t
units: seconds ago
every: 10s
- warn: $this > (($status >= $WARNING) ? (0) : ( 5 * $update_every))
- crit: $this > (($status == $CRITICAL) ? (0) : (60 * $update_every))
+ 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
+
+
+# -----------------------------------------------------------------------------
+# slow queries
+
+template: mysql_10s_slow_queries
+ on: mysql.queries
+ lookup: sum -10s of slow_queries
+ units: slow queries
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (5) : (10))
+ crit: $this > (($status == $CRITICAL) ? (10) : (20))
+ delay: down 5m multiplier 1.5 max 1h
+ info: number of mysql slow queries over the last 10 seconds
+ to: dba
+
+
+# -----------------------------------------------------------------------------
+# lock waits
+
+template: mysql_10s_table_locks_immediate
+ on: mysql.table_locks
+ lookup: sum -10s absolute of immediate
+ units: immediate locks
+ every: 10s
+ info: number of table immediate locks over the last 10 seconds
+ to: dba
+
+template: mysql_10s_table_locks_waited
+ on: mysql.table_locks
+ lookup: sum -10s absolute of waited
+ units: waited locks
+ every: 10s
+ info: number of table waited locks over the last 10 seconds
+ to: dba
+
+template: mysql_10s_waited_locks_ratio
+ on: mysql.table_locks
+ calc: ($mysql_10s_table_locks_waited * 100) / ($mysql_10s_table_locks_waited + $mysql_10s_table_locks_immediate)
+ units: %
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (10) : (25))
+ crit: $this > (($status == $CRITICAL) ? (25) : (50))
+ delay: down 30m multiplier 1.5 max 1h
+ info: the ratio of mysql waited table locks, for the last 10 seconds
+ to: dba
+
+
+# -----------------------------------------------------------------------------
+# replication
+
+template: mysql_replication
+ on: mysql.slave_status
+ calc: ($sql_running == -1 OR $io_running == -1)?0:1
+ units: status
+ every: 10s
+ crit: $this == 0
+ delay: down 5m multiplier 1.5 max 1h
+ info: checks if mysql replication has stopped
+ to: dba
+
+template: mysql_replication_lag
+ on: mysql.slave_behind
+ calc: $seconds
+ units: seconds
+ every: 10s
+ warn: $this > (($status >= $WARNING) ? (5) : (10))
+ crit: $this > (($status == $CRITICAL) ? (10) : (30))
+ delay: down 15m multiplier 1.5 max 1h
+ info: the number of seconds mysql replication is behind this master
+ to: dba
+