include/rpl_init.inc [topology=1->2->1]
show variables like 'relay_log%';
Variable_name	Value
relay_log	
relay_log_index	
relay_log_info_file	relay-log.info
relay_log_purge	ON
relay_log_space_limit	0
CREATE TABLE t1 (a INT KEY) ENGINE= MyISAM;
INSERT INTO t1 VALUE(1);
FLUSH LOGS;
INSERT INTO t1 VALUE(2);
include/check_slave_is_running.inc
Relay_Log_File = 'mysqld-relay-bin.000003'
include/rpl_end.inc