connection node_2; connection node_1; connection node_2; CREATE TABLE t1(a int not null primary key auto_increment,b int) engine=InnoDB; insert into t1 values (NULL,1); connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2; connection node_2a; truncate t1; insert into t1 values (1,0); begin; update t1 set b=2 where a=1; connection node_2; set session wsrep_sync_wait=0; connect node_2b, 127.0.0.1, root, , test, $NODE_MYPORT_2; connection node_2b; SET GLOBAL debug_dbug = "d,sync.before_wsrep_thd_abort"; connection node_1; select * from t1; a b 1 0 update t1 set b= 1 where a=1; connection node_2b; SET SESSION DEBUG_SYNC = "now WAIT_FOR sync.before_wsrep_thd_abort_reached"; connection node_2; SET DEBUG_SYNC= 'wsrep_kill_before_awake_no_mutex SIGNAL awake_reached WAIT_FOR continue_kill'; connection node_2b; SET DEBUG_SYNC='now WAIT_FOR awake_reached'; SET GLOBAL debug_dbug = ""; SET DEBUG_SYNC = "now SIGNAL signal.before_wsrep_thd_abort"; connection node_1; COMMIT; connection node_2b; SET DEBUG_SYNC = "now SIGNAL continue_kill"; connection node_2; connection node_2a; select * from t1; connection node_2b; SET DEBUG_SYNC = "RESET"; drop table t1; disconnect node_2a; connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2; connection node_2a; CREATE TABLE t1 (i int primary key) engine=innodb; SET DEBUG_SYNC = "before_wsrep_ordered_commit SIGNAL bwoc_reached WAIT_FOR bwoc_continue"; INSERT INTO t1 VALUES (1); connection node_2; SET DEBUG_SYNC = "now WAIT_FOR bwoc_reached"; SET DEBUG_SYNC = "now SIGNAL bwoc_continue"; connection node_2a; connection node_2; SET DEBUG_SYNC='RESET'; select * from t1; i 1 disconnect node_2a; disconnect node_2b; connection node_1; drop table t1;