Adding upstream version 1.29.3.upstream/1.29.3upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 146 insertions, 0 deletions

diff --git a/health/health.d/mysql.conf b/health/health.d/mysql.conf
new file mode 100644
index 0000000..62cef5a
--- /dev/null
+++ b/health/health.d/mysql.conf
@@ -0,0 +1,146 @@
+
+# make sure mysql is running
+
+template: mysql_last_collected_secs
+      on: mysql.queries
+    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
+
+
+# -----------------------------------------------------------------------------
+# 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 + $mysql_10s_table_locks_immediate) > 0 ) ? (($mysql_10s_table_locks_waited * 100) / ($mysql_10s_table_locks_waited + $mysql_10s_table_locks_immediate)) : 0
+   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
+
+
+# -----------------------------------------------------------------------------
+# connections
+
+template: mysql_connections
+      on: mysql.connections_active
+    calc: $active * 100 / $limit
+   units: %
+   every: 10s
+    warn: $this > (($status >= $WARNING)  ? (60) : (70))
+    crit: $this > (($status == $CRITICAL) ? (80) : (90))
+   delay: down 15m multiplier 1.5 max 1h
+    info: the ratio of current active connections vs the maximum possible number of connections
+      to: dba
+
+
+# -----------------------------------------------------------------------------
+# replication
+
+template: mysql_replication
+      on: mysql.slave_status
+    calc: ($sql_running <= 0 OR $io_running <= 0)?0:1
+   units: ok/failed
+   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
+
+
+# -----------------------------------------------------------------------------
+# 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
+
+
+# galera node status
+
+template: mysql_galera_cluster_status
+      on: mysql.galera_cluster_status
+    calc: $wsrep_cluster_status
+   every: 10s
+    crit: $mysql_galera_cluster_state != nan AND $this != 0
+   delay: up 30s down 5m multiplier 1.5 max 1h
+    info: node and cluster status (-1: unknown, 0: primary/quorum present, 1: non-primary/quorum lost, 2: disconnected)
+      to: dba