Restore shunned server (due to replication lag) state on commit, provided that the replication lag is below the maximum threshold. #4450
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Introduced a new variable named
mysql-recover_replication_lag_shunned_servers_on_commit
to restore servers that are in shunned state due to replication lag on commit (triggered by the command LOAD MYSQL SERVERS TO RUNTIME), provided that the replication lag is below the maximum threshold.Note:
Default value of
mysql-recover_replication_lag_shunned_servers_on_commit
istrue