connection node_1;
connection node_2;
Performing State Transfer on a server that has been shut down cleanly and restarted
connection node_1;
CREATE TABLE t1 (f1 CHAR(255)) ENGINE=InnoDB;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
COMMIT;
connection node_2;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
COMMIT;
Shutting down server ...
connection node_1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
COMMIT;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
connect node_1a_galera_st_shutdown_slave, 127.0.0.1, root, , test, $NODE_MYPORT_1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
connection node_2;
Starting server ...
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
COMMIT;
connection node_1;
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
COMMIT;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
COMMIT;
connection node_1a_galera_st_shutdown_slave;
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
ROLLBACK;
SELECT COUNT(*) = 35 FROM t1;
COUNT(*) = 35
1
SELECT COUNT(*) = 0 FROM (SELECT COUNT(*) AS c, f1 FROM t1 GROUP BY f1 HAVING c NOT IN (5, 10)) AS a1;
COUNT(*) = 0
1
COMMIT;
SET AUTOCOMMIT=ON;
connection node_1;
SELECT COUNT(*) = 35 FROM t1;
COUNT(*) = 35
1
SELECT COUNT(*) = 0 FROM (SELECT COUNT(*) AS c, f1 FROM t1 GROUP BY f1 HAVING c NOT IN (5, 10)) AS a1;
COUNT(*) = 0
1
DROP TABLE t1;
COMMIT;
SET AUTOCOMMIT=ON;
Performing State Transfer on a server that starts from a clean var directory
This is accomplished by shutting down node #2 and removing its var directory before restarting it
connection node_1;
CREATE TABLE t1 (f1 CHAR(255)) ENGINE=InnoDB;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
COMMIT;
connection node_2;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
COMMIT;
Shutting down server ...
connection node_1;
Cleaning var directory ...
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
COMMIT;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
connect node_1a_galera_st_clean_slave, 127.0.0.1, root, , test, $NODE_MYPORT_1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
connection node_2;
Starting server ...
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
COMMIT;
connection node_1;
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
COMMIT;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
COMMIT;
connection node_1a_galera_st_clean_slave;
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
ROLLBACK;
SELECT COUNT(*) = 35 FROM t1;
COUNT(*) = 35
1
SELECT COUNT(*) = 0 FROM (SELECT COUNT(*) AS c, f1 FROM t1 GROUP BY f1 HAVING c NOT IN (5, 10)) AS a1;
COUNT(*) = 0
1
COMMIT;
SET AUTOCOMMIT=ON;
connection node_1;
SELECT COUNT(*) = 35 FROM t1;
COUNT(*) = 35
1
SELECT COUNT(*) = 0 FROM (SELECT COUNT(*) AS c, f1 FROM t1 GROUP BY f1 HAVING c NOT IN (5, 10)) AS a1;
COUNT(*) = 0
1
DROP TABLE t1;
COMMIT;
SET AUTOCOMMIT=ON;
Performing State Transfer on a server that has been killed and restarted
connection node_1;
CREATE TABLE t1 (f1 CHAR(255)) ENGINE=InnoDB;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
INSERT INTO t1 VALUES ('node1_committed_before');
COMMIT;
connection node_2;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
INSERT INTO t1 VALUES ('node2_committed_before');
COMMIT;
Killing server ...
connection node_1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
INSERT INTO t1 VALUES ('node1_committed_during');
COMMIT;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
connect node_1a_galera_st_kill_slave, 127.0.0.1, root, , test, $NODE_MYPORT_1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
connection node_2;
Performing --wsrep-recover ...
Starting server ...
Using --wsrep-start-position when starting mysqld ...
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
INSERT INTO t1 VALUES ('node2_committed_after');
COMMIT;
connection node_1;
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
INSERT INTO t1 VALUES ('node1_to_be_committed_after');
COMMIT;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
INSERT INTO t1 VALUES ('node1_committed_after');
COMMIT;
connection node_1a_galera_st_kill_slave;
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
INSERT INTO t1 VALUES ('node1_to_be_rollbacked_after');
ROLLBACK;
SELECT COUNT(*) = 35 FROM t1;
COUNT(*) = 35
1
SELECT COUNT(*) = 0 FROM (SELECT COUNT(*) AS c, f1 FROM t1 GROUP BY f1 HAVING c NOT IN (5, 10)) AS a1;
COUNT(*) = 0
1
COMMIT;
SET AUTOCOMMIT=ON;
connection node_1;
SELECT COUNT(*) = 35 FROM t1;
COUNT(*) = 35
1
SELECT COUNT(*) = 0 FROM (SELECT COUNT(*) AS c, f1 FROM t1 GROUP BY f1 HAVING c NOT IN (5, 10)) AS a1;
COUNT(*) = 0
1
DROP TABLE t1;
COMMIT;
SET AUTOCOMMIT=ON;
disconnect node_2;
disconnect node_1;