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-rw-r--r--mysql-test/suite/rpl/t/rpl_parallel_mode.test87
1 files changed, 87 insertions, 0 deletions
diff --git a/mysql-test/suite/rpl/t/rpl_parallel_mode.test b/mysql-test/suite/rpl/t/rpl_parallel_mode.test
new file mode 100644
index 00000000..67104069
--- /dev/null
+++ b/mysql-test/suite/rpl/t/rpl_parallel_mode.test
@@ -0,0 +1,87 @@
+--echo *** MDEV-6676 - test syntax of @@slave_parallel_mode ***
+
+--source include/have_innodb.inc
+--source include/have_debug.inc
+--source include/master-slave.inc
+
+--connection server_2
+--source include/stop_slave.inc
+SET @old_parallel_threads=@@GLOBAL.slave_parallel_threads;
+SET @old_parallel_mode=@@GLOBAL.slave_parallel_mode;
+SET GLOBAL slave_parallel_threads=10;
+CHANGE MASTER TO master_use_gtid=slave_pos;
+--source include/start_slave.inc
+
+--connection server_1
+ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
+CREATE TABLE t2 (a int PRIMARY KEY) ENGINE=InnoDB;
+--save_master_pos
+
+--connection server_2
+--sync_with_master
+
+--let $status_items= Parallel_Mode
+--source include/show_slave_status.inc
+--source include/stop_slave.inc
+SET GLOBAL slave_parallel_mode='aggressive';
+--let $status_items= Parallel_Mode
+--source include/show_slave_status.inc
+SET GLOBAL slave_parallel_mode='conservative';
+--let $status_items= Parallel_Mode
+--source include/show_slave_status.inc
+
+--echo *** MDEV-6676 - test that empty parallel_mode does not replicate in parallel ***
+--connection server_1
+INSERT INTO t2 VALUES (1040);
+--source include/save_master_gtid.inc
+
+--connection server_2
+SET GLOBAL slave_parallel_mode='none';
+# Test that we do not use parallel apply, by injecting an unconditional
+# crash in the parallel apply code.
+SET @old_dbug= @@GLOBAL.debug_dbug;
+SET GLOBAL debug_dbug="+d,slave_crash_if_parallel_apply";
+--source include/start_slave.inc
+--source include/sync_with_master_gtid.inc
+SELECT * FROM t2 WHERE a >= 1040 ORDER BY a;
+--source include/stop_slave.inc
+SET GLOBAL debug_dbug=@old_dbug;
+
+
+--echo *** MDEV-6676 - test disabling domain-based parallel replication ***
+--connection server_1
+# Let's do a bunch of transactions that will conflict if run out-of-order in
+# domain-based parallel replication mode.
+SET gtid_domain_id = 1;
+INSERT INTO t2 VALUES (1041);
+INSERT INTO t2 VALUES (1042);
+INSERT INTO t2 VALUES (1043);
+INSERT INTO t2 VALUES (1044);
+INSERT INTO t2 VALUES (1045);
+INSERT INTO t2 VALUES (1046);
+DELETE FROM t2 WHERE a >= 1041;
+SET gtid_domain_id = 2;
+INSERT INTO t2 VALUES (1041);
+INSERT INTO t2 VALUES (1042);
+INSERT INTO t2 VALUES (1043);
+INSERT INTO t2 VALUES (1044);
+INSERT INTO t2 VALUES (1045);
+INSERT INTO t2 VALUES (1046);
+SET gtid_domain_id = 0;
+--source include/save_master_gtid.inc
+--connection server_2
+SET GLOBAL slave_parallel_mode=minimal;
+--source include/start_slave.inc
+--source include/sync_with_master_gtid.inc
+SELECT * FROM t2 WHERE a >= 1040 ORDER BY a;
+
+# Cleanup
+--source include/stop_slave.inc
+SET GLOBAL debug_dbug=@old_dbug;
+SET GLOBAL slave_parallel_threads=@old_parallel_threads;
+SET GLOBAL slave_parallel_mode=@old_parallel_mode;
+--source include/start_slave.inc
+
+--connection server_1
+DROP TABLE t2;
+--source include/rpl_end.inc