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3e89b4fcc6
The fix is in replacing the waiting for the whole purge finishing with the the waiting for only delete-marked records purging finishing. Reviewed by: Marko Mäkelä
48 lines
1.3 KiB
Plaintext
48 lines
1.3 KiB
Plaintext
--source include/have_innodb.inc
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--source include/have_sequence.inc
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--source include/have_debug.inc
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--source include/have_debug_sync.inc
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SET @save_frequency=@@GLOBAL.innodb_purge_rseg_truncate_frequency;
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SET GLOBAL innodb_purge_rseg_truncate_frequency=1;
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CREATE TABLE t1(id INT PRIMARY key, val VARCHAR(16000))
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ENGINE=InnoDB STATS_PERSISTENT=0;
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INSERT INTO t1 (id,val) SELECT 2*seq,'x' FROM seq_0_to_1023;
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connect(con1,localhost,root,,);
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source include/wait_all_purged.inc;
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# Prevent purge.
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START TRANSACTION WITH CONSISTENT SNAPSHOT;
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connection default;
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DELETE FROM t1 WHERE id=1788;
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SET @saved_dbug = @@GLOBAL.debug_dbug;
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SET @@GLOBAL.debug_dbug="d,enable_row_purge_del_mark_exit_sync_point";
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BEGIN;
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# This will return no result, but should acquire a gap lock.
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SELECT * FROM t1 WHERE id=1788 FOR UPDATE;
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connection con1;
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COMMIT;
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SET DEBUG_SYNC = 'now WAIT_FOR row_purge_del_mark_finished';
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SET @@GLOBAL.debug_dbug = @saved_dbug;
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connection default;
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INSERT INTO t1 (id,val) VALUES (1787, REPEAT('x',2000));
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connection con1;
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SET innodb_lock_wait_timeout=0;
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--error ER_LOCK_WAIT_TIMEOUT
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INSERT INTO t1 (id,val) VALUES (1788, 'x');
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SELECT * FROM t1 WHERE id=1788 FOR UPDATE;
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disconnect con1;
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connection default;
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COMMIT;
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DROP TABLE t1;
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SET GLOBAL innodb_purge_rseg_truncate_frequency=@save_frequency;
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