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MDEV-4506: Parallel replication.

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Add another test case, using DEBUG_SYNC.
Fix one bug found.
This commit is contained in:
unknown
2013-09-17 14:07:21 +02:00
parent 7781cdb79b
commit 39794dc72c
7 changed files with 182 additions and 1 deletions
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76
mysql-test/suite/rpl/r/rpl_parallel.result
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@@ -38,8 +38,84 @@ SELECT * FROM t1 ORDER BY a;
a
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2
*** Test two transactions in different domains committed in opposite order on slave but in a single group commit. ***
include/stop_slave.inc
SET sql_log_bin=0;
CREATE FUNCTION foo(x INT, d1 VARCHAR(500), d2 VARCHAR(500))
RETURNS INT DETERMINISTIC
BEGIN
RETURN x;
END
||
SET sql_log_bin=1;
SET @old_format= @@SESSION.binlog_format;
SET binlog_format='statement';
SET gtid_domain_id=1;
INSERT INTO t2 VALUES (foo(10,
'commit_before_enqueue SIGNAL ready1 WAIT_FOR cont1',
'commit_after_release_LOCK_prepare_ordered SIGNAL ready2'));
FLUSH LOGS;
SET sql_log_bin=0;
CREATE FUNCTION foo(x INT, d1 VARCHAR(500), d2 VARCHAR(500))
RETURNS INT DETERMINISTIC
BEGIN
IF d1 != '' THEN
SET debug_sync = d1;
END IF;
IF d2 != '' THEN
SET debug_sync = d2;
END IF;
RETURN x;
END
||
SET sql_log_bin=1;
SET @old_format=@@GLOBAL.binlog_format;
SET GLOBAL binlog_format=statement;
SET GLOBAL slave_parallel_threads=0;
SET GLOBAL slave_parallel_threads=10;
include/start_slave.inc
SET debug_sync='now WAIT_FOR ready1';
SET gtid_domain_id=2;
INSERT INTO t2 VALUES (foo(11,
'commit_before_enqueue SIGNAL ready3 WAIT_FOR cont3',
'commit_after_release_LOCK_prepare_ordered SIGNAL ready4 WAIT_FOR cont4'));
SET gtid_domain_id=0;
SET binlog_format=@old_format;
SELECT * FROM t2 WHERE a >= 10 ORDER BY a;
a
10
11
SET debug_sync='now WAIT_FOR ready3';
SET debug_sync='now SIGNAL cont3';
SET debug_sync='now WAIT_FOR ready4';
SET debug_sync='now SIGNAL cont1';
SET debug_sync='now WAIT_FOR ready2';
SET debug_sync='now SIGNAL cont4';
SELECT * FROM t2 WHERE a >= 10 ORDER BY a;
a
10
11
show binlog events in 'slave-bin.000002' from <binlog_start>;
Log_name Pos Event_type Server_id End_log_pos Info
slave-bin.000002 # Binlog_checkpoint # # slave-bin.000002
slave-bin.000002 # Gtid # # BEGIN GTID #-#-# cid=#
slave-bin.000002 # Query # # use `test`; INSERT INTO t2 VALUES (foo(11,
'commit_before_enqueue SIGNAL ready3 WAIT_FOR cont3',
'commit_after_release_LOCK_prepare_ordered SIGNAL ready4 WAIT_FOR cont4'))
slave-bin.000002 # Xid # # COMMIT /* XID */
slave-bin.000002 # Gtid # # BEGIN GTID #-#-# cid=#
slave-bin.000002 # Query # # use `test`; INSERT INTO t2 VALUES (foo(10,
'commit_before_enqueue SIGNAL ready1 WAIT_FOR cont1',
'commit_after_release_LOCK_prepare_ordered SIGNAL ready2'))
slave-bin.000002 # Xid # # COMMIT /* XID */
include/stop_slave.inc
SET GLOBAL binlog_format=@old_format;
SET GLOBAL slave_parallel_threads=0;
SET GLOBAL slave_parallel_threads=10;
include/start_slave.inc
include/stop_slave.inc
SET GLOBAL slave_parallel_threads=@old_parallel_threads;
include/start_slave.inc
DROP function foo;
DROP TABLE t1,t2;
include/rpl_end.inc