Merging upstream version 1.18.0.

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

1 files changed, 34 insertions, 0 deletions

diff --git a/health/health.d/mysql.conf b/health/health.d/mysql.conf
index 39c40191..ce7b98a8 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