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innodb_autoinc_lock_mode = 2 innodb_buffer_pool_dump_at_shutdown = ON innodb_buffer_pool_dump_pct = 25 innodb_buffer_pool_load_at_startup = ON innodb_checksum_algorithm = CRC32 innodb_file_format = Barracuda innodb_large_prefix = ON innodb_log_compressed_pages = ON innodb_purge_threads = 4 innodb_strict_mode = ON binlog_annotate_row_events = ON binlog_format = MIXED binlog-row-event-max-size = 8192 group_concat_max_len = 1M lock_wait_timeout = 86400 log_slow_admin_statements = ON log_slow_slave_statements = ON log_warnings = 2 max_allowed_packet = 16M replicate_annotate_row_events = ON slave_net_timeout = 60 sync_binlog = 1 aria_recover = BACKUP,QUICK myisam_recover_options = BACKUP,QUICK
38 lines
1.3 KiB
Text
38 lines
1.3 KiB
Text
#
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# Bug #39022: Mysql randomly crashing in lock_sec_rec_cons_read_sees
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#
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call mtr.add_suppression("Deadlock found when trying to get lock; try restarting transaction");
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CREATE TABLE t1(a TINYINT NOT NULL,b TINYINT,PRIMARY KEY(b)) ENGINE=innodb;
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CREATE TABLE t2(d TINYINT NOT NULL,UNIQUE KEY(d)) ENGINE=innodb;
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INSERT INTO t1 VALUES (13,0),(8,1),(9,2),(6,3),
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(11,5),(11,6),(7,7),(7,8),(4,9),(6,10),(3,11),(11,12),
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(12,13),(7,14);
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INSERT INTO t2 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9),(10),
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(11),(12),(13),(14);
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connect thread1, localhost, root,,;
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connect thread2, localhost, root,,;
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connection thread1;
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START TRANSACTION;
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connection thread2;
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REPLACE INTO t2 VALUES (-17);
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SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d) LOCK IN SHARE MODE;
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d
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connection thread1;
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REPLACE INTO t1(a,b) VALUES (67,20);
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connection thread2;
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COMMIT;
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START TRANSACTION;
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REPLACE INTO t1(a,b) VALUES (65,-50);
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REPLACE INTO t2 VALUES (-91);
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SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d) LOCK IN SHARE MODE;
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connection thread1;
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# should not crash
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SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d) LOCK IN SHARE MODE;
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ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
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connection thread2;
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d
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disconnect thread2;
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connection thread1;
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disconnect thread1;
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connection default;
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DROP TABLE t1,t2;
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