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87 lines
2.9 KiB
Text
87 lines
2.9 KiB
Text
# Test should work with both conservative and optimistic modes
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--source include/have_innodb.inc
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--source include/have_debug.inc
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--source include/have_debug_sync.inc
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--source include/master-slave.inc
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# Test various aspects of parallel replication.
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--connection server_2
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SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
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--error ER_SLAVE_MUST_STOP
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SET GLOBAL slave_parallel_threads=10;
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--source include/stop_slave.inc
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SET GLOBAL slave_parallel_threads=10;
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# Check that we do not spawn any worker threads when no slave is running.
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SELECT IF(COUNT(*) < 10, "OK", CONCAT("Found too many system user processes: ", COUNT(*))) FROM information_schema.processlist WHERE user = "system user";
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CHANGE MASTER TO master_use_gtid=slave_pos;
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--source include/start_slave.inc
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# Check that worker threads get spawned when slave starts.
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SELECT IF(COUNT(*) >= 10, "OK", CONCAT("Found too few system user processes: ", COUNT(*))) FROM information_schema.processlist WHERE user = "system user";
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# ... and that worker threads get removed when slave stops.
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--source include/stop_slave.inc
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SELECT IF(COUNT(*) < 10, "OK", CONCAT("Found too many system user processes: ", COUNT(*))) FROM information_schema.processlist WHERE user = "system user";
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--source include/start_slave.inc
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SELECT IF(COUNT(*) >= 10, "OK", CONCAT("Found too few system user processes: ", COUNT(*))) FROM information_schema.processlist WHERE user = "system user";
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--echo *** Test long-running query in domain 1 can run in parallel with short queries in domain 0 ***
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--connection server_1
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ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
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CREATE TABLE t1 (a int PRIMARY KEY) ENGINE=MyISAM;
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CREATE TABLE t2 (a int PRIMARY KEY) ENGINE=InnoDB;
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INSERT INTO t1 VALUES (1);
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INSERT INTO t2 VALUES (1);
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--save_master_pos
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--connection server_2
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--sync_with_master
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# Block the table t1 to simulate a replicated query taking a long time.
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--connect (con_temp1,127.0.0.1,root,,test,$SERVER_MYPORT_2,)
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LOCK TABLE t1 WRITE;
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--connection server_1
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SET gtid_domain_id=1;
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# This query will be blocked on the slave until UNLOCK TABLES.
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INSERT INTO t1 VALUES (2);
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SET gtid_domain_id=0;
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# These t2 queries can be replicated in parallel with the prior t1 query, as
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# they are in a separate replication domain.
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INSERT INTO t2 VALUES (2);
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INSERT INTO t2 VALUES (3);
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BEGIN;
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INSERT INTO t2 VALUES (4);
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INSERT INTO t2 VALUES (5);
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COMMIT;
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INSERT INTO t2 VALUES (6);
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--connection server_2
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--let $wait_condition= SELECT COUNT(*) = 6 FROM t2
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--source include/wait_condition.inc
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SELECT * FROM t2 ORDER by a;
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--connection con_temp1
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SELECT * FROM t1;
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UNLOCK TABLES;
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--connection server_2
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--let $wait_condition= SELECT COUNT(*) = 2 FROM t1
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--source include/wait_condition.inc
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SELECT * FROM t1 ORDER BY a;
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# Clean up.
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--connection server_2
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--source include/stop_slave.inc
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SET GLOBAL slave_parallel_threads=@old_parallel_threads;
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--source include/start_slave.inc
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--connection server_1
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DROP TABLE t1,t2;
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--source include/rpl_end.inc
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