===== MysqlSlaveSqlThreadNotRunning ===== **Level:** __Critical__ FIXME **Purpose:** This alert will tell us that replication is not running on a replica DB **Scenario:** MySQL Slave SQL thread has not been running on for 5m . **Resolution:** Check the replica for errors with a query. **Manual Action Steps:** - Log into the replica - //SHOW SLAVE STATUS;// - check the mysql error and fix it if possible - //STOP SLAVE;// - //SET GLOBAL SQL_SLAVE_SKIP_COUNTER = 1;// This skips the problem query - //START SLAVE// **Auto Clear:** Will clear when the seconds behind master field goes under the threshold