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fix sporadic innodb.auto_increment_dup failures

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fix a race condition in the test
This commit is contained in:
Sergei Golubchik 2016-09-19 19:55:49 +02:00
parent 398d33ce9d
commit e4f70789d5
2 changed files with 9 additions and 5 deletions
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6
mysql-test/suite/innodb/r/auto_increment_dup.result
View file

@ -81,18 +81,20 @@ affected rows: 0
#
connect con1, localhost, root;
connect con2, localhost, root;
SET DEBUG_SYNC='now WAIT_FOR write_row_done';
connection con1;
#
# Connection 1
#
SET DEBUG_SYNC=IF(@@innodb_autoinc_lock_mode > 0, 'ha_write_row_end WAIT_FOR continue', 'RESET');
SET DEBUG_SYNC='ha_write_row_end SIGNAL write_row_done WAIT_FOR continue';
affected rows: 0
INSERT INTO t1(k) VALUES (1), (2), (3) ON DUPLICATE KEY UPDATE c='1';
connection con2;
#
# Connection 2
#
SET DEBUG_SYNC=IF(@@innodb_autoinc_lock_mode > 0, 'execute_command_after_close_tables SIGNAL continue', 'RESET');
affected rows: 0
SET DEBUG_SYNC='execute_command_after_close_tables SIGNAL continue';
affected rows: 0
INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';
ERROR HY000: Lock wait timeout exceeded; try restarting transaction

8
mysql-test/suite/innodb/t/auto_increment_dup.test
View file

@ -77,18 +77,20 @@ CREATE TABLE t1(
--connect(con1, localhost, root)
--connect(con2, localhost, root)
--send SET DEBUG_SYNC='now WAIT_FOR write_row_done'
--connection con1
--echo #
--echo # Connection 1
--echo #
SET DEBUG_SYNC=IF(@@innodb_autoinc_lock_mode > 0, 'ha_write_row_end WAIT_FOR continue', 'RESET');
SET DEBUG_SYNC='ha_write_row_end SIGNAL write_row_done WAIT_FOR continue';
--send INSERT INTO t1(k) VALUES (1), (2), (3) ON DUPLICATE KEY UPDATE c='1'
--connection con2
--echo #
--echo # Connection 2
--echo #
SET DEBUG_SYNC=IF(@@innodb_autoinc_lock_mode > 0, 'execute_command_after_close_tables SIGNAL continue', 'RESET');
--error 1205
--reap
SET DEBUG_SYNC='execute_command_after_close_tables SIGNAL continue';
--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';
--connection con1