connection node_2; connection node_1; CREATE TABLE rand_table (f1 FLOAT); CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1)); INSERT INTO t1 VALUES (1, 'a'); INSERT INTO t1 VALUES (2, 'a'); connection node_1; SET AUTOCOMMIT=ON; START TRANSACTION; UPDATE t1 SET f2 = 'b' WHERE f1 = 1; SELECT * FROM t1 WHERE f1 = 2 FOR UPDATE; f1 f2 2 a connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1; SET SESSION wsrep_sync_wait=0; SET GLOBAL wsrep_provider_options = 'dbug=d,apply_monitor_slave_enter_sync'; connection node_2; UPDATE t1 SET f2 = 'c' WHERE f1 = 2; connection node_1a; SET SESSION wsrep_on = 0; SET SESSION wsrep_on = 1; SET GLOBAL wsrep_provider_options = 'dbug='; SET GLOBAL wsrep_provider_options = 'dbug=d,commit_monitor_master_enter_sync'; connection node_1; COMMIT; connection node_1a; SET SESSION wsrep_on = 0; SET SESSION wsrep_on = 1; SET GLOBAL wsrep_provider_options = 'dbug='; SET GLOBAL wsrep_provider_options = 'dbug=d,abort_trx_end'; SET GLOBAL wsrep_provider_options = 'signal=apply_monitor_slave_enter_sync'; SET SESSION wsrep_on = 0; SET SESSION wsrep_on = 1; SET GLOBAL wsrep_provider_options = 'dbug='; SET GLOBAL wsrep_provider_options = 'signal=abort_trx_end'; SET GLOBAL wsrep_provider_options = 'signal=commit_monitor_master_enter_sync'; connection node_1; SELECT TIMEDIFF(SYSDATE(), NOW()) < 2; TIMEDIFF(SYSDATE(), NOW()) < 2 1 INSERT INTO rand_table VALUES (RAND()),(RAND()),(RAND()),(RAND()),(RAND()); INSERT INTO rand_table VALUES (RAND()),(RAND()),(RAND()),(RAND()),(RAND()); SELECT COUNT(DISTINCT f1) = 10 FROM rand_table; COUNT(DISTINCT f1) = 10 1 wsrep_local_replays 1 connection node_2; DROP TABLE t1; DROP TABLE rand_table;