CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB; INSERT INTO t1 VALUES (1); connection node_2; SET GLOBAL wsrep_provider_options = 'gcs.fc_limit=1'; FLUSH TABLES WITH READ LOCK; connection node_1; INSERT INTO t1 VALUES (2); INSERT INTO t1 VALUES (3); INSERT INTO t1 VALUES (4); INSERT INTO t1 VALUES (5); INSERT INTO t1 VALUES (6); INSERT INTO t1 VALUES (7); INSERT INTO t1 VALUES (8); INSERT INTO t1 VALUES (9); INSERT INTO t1 VALUES (10); connection node_2; SET SESSION wsrep_sync_wait = 0; SELECT COUNT(*) = 1 FROM t1; COUNT(*) = 1 1 UNLOCK TABLES; SET SESSION wsrep_sync_wait = 1; SELECT COUNT(*) = 10 FROM t1; COUNT(*) = 10 1 connection node_1; INSERT INTO t1 VALUES (11); connection node_2; SELECT COUNT(*) = 11 FROM t1; COUNT(*) = 11 1 CALL mtr.add_suppression("Protocol violation"); DROP TABLE t1; connection node_1; CALL mtr.add_suppression("Protocol violation");