49 lines
1.5 KiB
Plaintext
49 lines
1.5 KiB
Plaintext
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--echo #
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--echo #Bug #21133329 HANGING "SYSTEM LOCK" WHEN EXECUTING "FLUSH TABLE ... FOR EXPORT"
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--echo #
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--source include/have_debug.inc
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CREATE TABLE t1 (
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c1 BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY,
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c2 BIGINT,
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c3 VARCHAR(2048),
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c4 VARCHAR(2048),
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INDEX idx1(c2),
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INDEX idx2(c3(512)),
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INDEX idx3(c4(512))) Engine=InnoDB charset latin1;
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CREATE TABLE t2 ( f1 int PRIMARY KEY) engine=innodb;
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# Stop purge so that it doesn't remove the delete marked entries.
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SET GLOBAL INNODB_PURGE_STOP_NOW=ON;
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# Disable change buffer merge from the master thread, additionally
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# enable aggressive flushing so that more changes are buffered.
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SET GLOBAL innodb_disable_background_merge=ON;
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SET GLOBAL innodb_stats_persistent=OFF;
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show variables like '%innodb_stats_persistent%';
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INSERT INTO t1(c2, c3, c4) VALUES
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(1, REPEAT('a', 2048), REPEAT('a', 2048)),
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(2, REPEAT('b', 2048), REPEAT('b', 2048)),
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(3, REPEAT('c', 2048), REPEAT('c', 2048)),
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(4, REPEAT('d', 2048), REPEAT('d', 2048));
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INSERT INTO t1(c2, c3, c4) SELECT c2, c3, c4 FROM t1;
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INSERT INTO t1(c2, c3, c4) SELECT c2, c3, c4 FROM t1;
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INSERT INTO t1(c2, c3, c4) SELECT c2, c3, c4 FROM t1;
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INSERT INTO t1(c2, c3, c4) SELECT c2, c3, c4 FROM t1;
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INSERT INTO t1(c2, c3, c4) SELECT c2, c3, c4 FROM t1;
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INSERT INTO t1(c2, c3, c4) SELECT c2, c3, c4 FROM t1;
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FLUSH TABLES t2 FOR EXPORT;
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UNLOCK TABLES;
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SET GLOBAL innodb_disable_background_merge=OFF;
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SET GLOBAL INNODB_PURGE_RUN_NOW=ON;
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SET GLOBAL innodb_stats_persistent=ON;
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DROP TABLE t1,t2;
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