# # Shut down slave (node #2) while an SR transaction is in progress # --source include/galera_cluster.inc # Save original auto_increment_offset values. --let $node_1=node_1 --let $node_2=node_2 --source ../galera/include/auto_increment_offset_save.inc --connection node_2 call mtr.add_suppression("WSREP: Failed to scan the last segment to the end. Last events may be missing. Last recovered event:.*"); --connection node_1 CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE = InnoDB; # We start two transactions on the master so that we can commit one while the slave # is down and commit the other after the slave has rejoined --connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1 --connection node_1a SET AUTOCOMMIT=OFF; SET SESSION wsrep_trx_fragment_size=1; START TRANSACTION; INSERT INTO t1 VALUES (11),(12),(13); --connect node_1b, 127.0.0.1, root, , test, $NODE_MYPORT_1 --connection node_1b SET AUTOCOMMIT=OFF; SET SESSION wsrep_trx_fragment_size=1; START TRANSACTION; INSERT INTO t1 VALUES (21),(22),(23); --connection node_2 --let $wait_condition = SELECT COUNT(*) > 0 FROM mysql.wsrep_streaming_log; --source include/wait_condition.inc --source include/shutdown_mysqld.inc --connection node_1 --let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'; --source include/wait_condition.inc # Commit one transaction while the slave is down --connection node_1a INSERT INTO t1 VALUES (14),(15),(16); COMMIT; # Restart slave --connection node_2 --source include/start_mysqld.inc # Confirm SR table on slave has entries SELECT COUNT(*) > 0 FROM mysql.wsrep_streaming_log; SELECT COUNT(*) AS EXPECT_6 FROM t1 WHERE f1 IN (11,12,13,14,15,16); # Commit the second transaction on master after the slave has rejoined --connection node_1b INSERT INTO t1 VALUES (24),(25),(26); COMMIT; # Confirm that SR table on slave is empty --connection node_2 SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; SELECT COUNT(*) AS EXPECT_12 FROM t1; # SR table on master should be empty too --connection node_1 SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; DROP TABLE t1; # Restore original auto_increment_offset values. --source ../galera/include/auto_increment_offset_restore.inc