purge_relay_logs − Deleting relay logs without blocking SQL threads
purge_relay_logs −−user=root −−password=rootpass −−host=127.0.0.1
See online reference (http://code.google.com/p/mysql−master−ha/wiki/Requirements#purge_relay_logs_script) for details.
See online reference (http://code.google.com/p/mysql−master−ha/wiki/Requirements#purge_relay_logs_script) for details.