connection node_2; connection node_1; CREATE TABLE t1 (id INT) ENGINE=InnoDB; CREATE TABLE t2 (id INT) ENGINE=InnoDB; connection node_2; SELECT NAME FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE NAME LIKE 'test/t%'; NAME test/t1 test/t2 SET GLOBAL wsrep_slave_threads = 2; LOCK TABLE t1 WRITE; connection node_1; INSERT INTO t1 VALUES (1); INSERT INTO t2 VALUES (1); INSERT INTO t1 VALUES (1); INSERT INTO t2 VALUES (1); INSERT INTO t1 VALUES (1); INSERT INTO t2 VALUES (1); INSERT INTO t1 VALUES (1); INSERT INTO t2 VALUES (1); INSERT INTO t1 VALUES (1); INSERT INTO t2 VALUES (1); INSERT INTO t1 select * from t1; INSERT INTO t2 select * from t2; INSERT INTO t1 select * from t1; INSERT INTO t2 select * from t2; connection node_2; SET SESSION wsrep_sync_wait = 0; UNLOCK TABLES; SET SESSION wsrep_sync_wait = 15; SELECT COUNT(*) as expect_20 FROM t1; expect_20 20 SELECT COUNT(*) as expect_20 FROM t2; expect_20 20 SET GLOBAL wsrep_slave_threads = 1;; DROP TABLE t1; DROP TABLE t2;