connection node_2; connection node_1; CREATE TABLE t1 (f1 INTEGER PRIMARY KEY); connection node_1; SET SESSION wsrep_trx_fragment_size = 1; START TRANSACTION; SET debug_sync = "ha_write_row_end SIGNAL write_row_end WAIT_FOR write_row_continue"; INSERT INTO t1 VALUES (1);; connect node_ctrl, 127.0.0.1, root, , test, $NODE_MYPORT_1; connection node_ctrl; SET debug_sync = "now WAIT_FOR write_row_end"; SET GLOBAL debug_dbug = '+d,wsrep_streaming_rollback'; connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1; connection node_1a; TRUNCATE TABLE t1;; connection node_ctrl; SET SESSION debug_sync = "now WAIT_FOR wsrep_streaming_rollback_reached"; SET SESSION wsrep_sync_wait = 0; SET debug_sync = "now SIGNAL write_row_continue"; SET SESSION debug_sync = "now SIGNAL wsrep_streaming_rollback_continue"; connection node_1a; connection node_1; ERROR 40001: Deadlock found when trying to get lock; try restarting transaction connection node_ctrl; SET GLOBAL debug_dbug = ""; SET DEBUG_SYNC = 'RESET'; DROP TABLE t1;