include/master-slave.inc [connection master] # BUG#56118 STOP SLAVE does not wait till trx with CREATE TMP TABLE ends # # If a temporary table is created or dropped, the transaction should be # regarded similarly that a non-transactional table is modified. So # STOP SLAVE should wait until the transaction has finished. CREATE TABLE t1(c1 INT) ENGINE=InnoDB; CREATE TABLE t2(c1 INT) ENGINE=InnoDB; SET DEBUG_SYNC= 'RESET'; include/stop_slave.inc # Suspend the INSERT statement in current transaction on SQL thread. # It guarantees that SQL thread is applying the transaction when # STOP SLAVE command launchs. SET GLOBAL debug= 'd,after_mysql_insert'; include/start_slave.inc # CREATE TEMPORARY TABLE with InnoDB engine # ----------------------------------------- [ On Master ] BEGIN; DELETE FROM t1; CREATE TEMPORARY TABLE tt1(c1 INT) ENGINE = InnoDB; INSERT INTO t1 VALUES (1); DROP TEMPORARY TABLE tt1; COMMIT; [ On Slave ] STOP SLAVE SQL_THREAD; [ On Slave1 ] # To resume slave SQL thread SET DEBUG_SYNC= 'now SIGNAL signal.continue'; SET DEBUG_SYNC= 'RESET'; [ On Slave ] include/wait_for_slave_sql_to_stop.inc # Slave should stop after the transaction has committed. # So t1 on master is same to t1 on slave. include/diff_tables.inc [master:t1, slave:t1] START SLAVE SQL_THREAD; include/wait_for_slave_sql_to_start.inc # CREATE TEMPORARY TABLE with MyISAM engine # ----------------------------------------- [ On Master ] BEGIN; DELETE FROM t1; CREATE TEMPORARY TABLE tt1(c1 INT) ENGINE = MyISAM; INSERT INTO t1 VALUES (1); DROP TEMPORARY TABLE tt1; COMMIT; [ On Slave ] STOP SLAVE SQL_THREAD; [ On Slave1 ] # To resume slave SQL thread SET DEBUG_SYNC= 'now SIGNAL signal.continue'; SET DEBUG_SYNC= 'RESET'; [ On Slave ] include/wait_for_slave_sql_to_stop.inc # Slave should stop after the transaction has committed. # So t1 on master is same to t1 on slave. include/diff_tables.inc [master:t1, slave:t1] START SLAVE SQL_THREAD; include/wait_for_slave_sql_to_start.inc # CREATE TEMPORARY TABLE ... SELECT with InnoDB engine # ---------------------------------------------------- [ On Master ] BEGIN; DELETE FROM t1; CREATE TEMPORARY TABLE tt1(c1 INT) ENGINE = InnoDB SELECT c1 FROM t2; INSERT INTO t1 VALUES (1); DROP TEMPORARY TABLE tt1; COMMIT; [ On Slave ] STOP SLAVE SQL_THREAD; [ On Slave1 ] # To resume slave SQL thread SET DEBUG_SYNC= 'now SIGNAL signal.continue'; SET DEBUG_SYNC= 'RESET'; [ On Slave ] include/wait_for_slave_sql_to_stop.inc # Slave should stop after the transaction has committed. # So t1 on master is same to t1 on slave. include/diff_tables.inc [master:t1, slave:t1] START SLAVE SQL_THREAD; include/wait_for_slave_sql_to_start.inc # CREATE TEMPORARY TABLE ... SELECT with MyISAM engine # ---------------------------------------------------- [ On Master ] BEGIN; DELETE FROM t1; CREATE TEMPORARY TABLE tt1(c1 INT) ENGINE = MyISAM SELECT 1 AS c1; INSERT INTO t1 VALUES (1); DROP TEMPORARY TABLE tt1; COMMIT; [ On Slave ] STOP SLAVE SQL_THREAD; [ On Slave1 ] # To resume slave SQL thread SET DEBUG_SYNC= 'now SIGNAL signal.continue'; SET DEBUG_SYNC= 'RESET'; [ On Slave ] include/wait_for_slave_sql_to_stop.inc # Slave should stop after the transaction has committed. # So t1 on master is same to t1 on slave. include/diff_tables.inc [master:t1, slave:t1] START SLAVE SQL_THREAD; include/wait_for_slave_sql_to_start.inc # Test end SET GLOBAL debug= '$debug_save'; include/restart_slave.inc [connection master] DROP TABLE t1, t2; # Bug#58546 test rpl_packet timeout failure sporadically on PB # ---------------------------------------------------------------------- # STOP SLAVE stopped IO thread first and then stopped SQL thread. It was # possible that IO thread stopped after replicating part of a transaction # which SQL thread was executing. SQL thread would be hung if the # transaction could not be rolled back safely. # It caused some sporadic failures on PB2. # # This test verifies that when 'STOP SLAVE' is issued by a user, IO # thread will continue to fetch the rest events of the transaction which # is being executed by SQL thread and is not able to be rolled back safely. CREATE TABLE t1 (c1 INT KEY, c2 INT) ENGINE=InnoDB; CREATE TABLE t2 (c1 INT) ENGINE=MyISAM; INSERT INTO t1 VALUES(1, 1); [connection master] SET GLOBAL debug= 'd,dump_thread_wait_before_send_xid'; [connection slave] include/restart_slave.inc BEGIN; UPDATE t1 SET c2 = 2 WHERE c1 = 1; [connection master] BEGIN; INSERT INTO t1 VALUES(2, 2); INSERT INTO t2 VALUES(1); UPDATE t1 SET c2 = 3 WHERE c1 = 1; COMMIT; [connection slave1] STOP SLAVE; [connection slave] ROLLBACK; [connection master] SET DEBUG_SYNC= 'now SIGNAL signal.continue'; SET DEBUG_SYNC= 'RESET'; [connection slave] include/wait_for_slave_to_stop.inc [connection slave1] include/start_slave.inc [connection master] DROP TABLE t1, t2; SET GLOBAL debug= $debug_save; include/rpl_end.inc