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ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
---|---|---|---|---|---|---|---|---|---|
95381 | 2019-05-15 16:45 | 2019-07-25 10:58 | MySQL Server: Replication | Won't fix (1730 days) | S3 | 5.6 | Any | Any | 'SHOW BINARY LOGS' stalls transactions |
72701 | 2014-05-21 0:45 | 2014-12-03 15:16 | MySQL Server: Command-line Clients | Closed (3460 days) | S5 | 5.6, * | Linux | Any | mysqlbinlog uses localtime() to print events, causes kernel mutex contention |
94224 | 2019-02-06 16:45 | 2019-11-17 10:39 | MySQL Server: Optimizer | Verified (1898 days) | S3 | 5.6, 5.6.43 | Any (any) | Any (any) | [5.6] Optimizer reconsiders index based on index definition order, not value |
93050 | 2018-11-01 23:31 | 2018-11-02 0:23 | MySQL Server: Command-line Clients | Verified (1995 days) | S3 | 8.0 | Any | Any | 'mysqladmin shutdown' does not shutdown 5.6 servers |
93049 | 2018-11-01 23:03 | 2018-11-02 7:06 | MySQL Server: Optimizer | Verified (1995 days) | S3 | 8.0.13, 5.7.24, 5.6.42 | Any | Any | ORDER BY pk, otherdata should just use PK |
92996 | 2018-10-29 19:01 | 2021-11-17 13:07 | MySQL Server: InnoDB storage engine | Verified (1998 days) | S4 | 8.0 | Any | Any | ANALYZE TABLE still locks tables 10 years later |
92994 | 2018-10-29 18:17 | 2019-10-11 12:30 | MySQL Server: Optimizer | Closed (1652 days) | S4 | * | Any | Any | please evaluate unions lazily |
85331 | 2017-03-06 19:46 | 2017-09-27 2:00 | MySQL Server: Charsets | Closed (2396 days) | S3 | 5.6, 5.7, etc, 5.6.35 | Any | Any | _characterset specifications have lousy performance for some character sets |
85213 | 2017-02-27 18:55 | 2018-10-22 16:50 | MySQL Server: C API (client library) | Closed (2006 days) | S1 | 5.7.17 | Any | Any | ssl_mode=PREFERRED doesn't prefer SSL |
84972 | 2017-02-14 1:09 | 2017-02-14 8:37 | MySQL Server: DML | Verified (2621 days) | S3 | 5.6,5.7.17, 5.6.35 | Any | Any | truncation warning gets eaten by assignment |
84958 | 2017-02-10 23:18 | 2018-08-14 11:18 | MySQL Server: InnoDB storage engine | Closed (2086 days) | S2 | 5.6.*, 5.6.35 | Any | Any | InnoDB's MVCC has O(N^2) behaviors |
62283 | 2011-08-28 21:55 | 2013-08-08 18:05 | MySQL Server: Locking | Closed (3907 days) | S5 | 5.1, 5.5, ... | Any | Any | accept() socket gets too much of fcntl()s |
62536 | 2011-09-25 15:44 | 2012-08-30 13:04 | MySQL Server: InnoDB storage engine | Closed (4250 days) | S3 | 5.5, 5.1, etc | Any | Any | partitions use too much memory |
62535 | 2011-09-25 14:46 | 2017-05-14 20:45 | MySQL Server: InnoDB storage engine | Verified (4524 days) | S3 | 5.5, 5.1, etc | Linux | Any | os_event_create() has inefficient memory allocation |
62534 | 2011-09-25 12:46 | 2014-06-02 18:28 | MySQL Server: InnoDB storage engine | Closed (3690 days) | S3 | 5.1-head, 5.5-head | Any | Any | off by one error in innodb_max_dirty_pages_pct logic |
62533 | 2011-09-25 12:25 | 2011-10-03 14:21 | MySQL Server: Compiling | Closed (4582 days) | S3 | 5.5 r3528 | MacOS (10.7.1 xcode 4.1.1) | Any | unittest/mysys/my_atomic-t.c does not compile on MacOSX Lion |
62288 | 2011-08-28 22:10 | 2013-08-08 18:02 | MySQL Server: Locking | Closed (3907 days) | S5 | 5.1, 5.5 | Any | Any | THD initialization too expensive for accept() thread |
62287 | 2011-08-28 22:07 | 2018-12-03 5:17 | MySQL Server: Locking | Verified (4617 days) | S3 | 5.1, 5.5 | Any | Any | don't serialize thread cache |
62286 | 2011-08-28 22:02 | 2011-09-06 9:56 | MySQL Server: Locking | Verified (4617 days) | S5 | 5.1, 5.5, ... | Any | Any | call multiple accepts per poll |
62285 | 2011-08-28 22:00 | 2012-03-19 15:49 | MySQL Server: Locking | Closed (4414 days) | S3 | Any | Any | don't initialize vio string description, create it on demand | |
62284 | 2011-08-28 21:57 | 2013-08-08 18:04 | MySQL Server: Locking | Closed (3907 days) | S5 | Any | Any | too much network initialization done in accept() thread | |
63879 | 2011-12-30 10:01 | 2011-12-30 15:11 | MySQL Server: InnoDB storage engine | Verified (4494 days) | S3 | 5.1 | Any | Any | Dropping a partitioned table is extremely costly |
62282 | 2011-08-28 21:52 | 2012-05-31 17:31 | MySQL Server: DML | Closed (4341 days) | S5 | 5.5, 5.1, ... | Any | Any | LOCK_thread_count is used for random functions |
62025 | 2011-07-29 12:57 | 2013-01-30 17:29 | MySQL Server: InnoDB storage engine | Closed (4097 days) | S4 | 3.23-5.6 | Any | Any | InnoDB indexes not used properly |
61927 | 2011-07-20 12:11 | 2011-07-25 14:46 | MySQL Server: InnoDB Plugin storage engine | Verified (4652 days) | S3 | 5.5-bzr, 5.1-bzr | Any | Any | DATA_LENGTH doesn't show anything useful for compressed tables |
61736 | 2011-07-04 11:34 | 2013-11-27 16:29 | MySQL Server: InnoDB storage engine | Closed (3796 days) | S3 | 5.1, ... | Any | Any | multiple unnecessary page reads done in latching code |
61735 | 2011-07-04 11:30 | 2011-07-08 6:02 | MySQL Server: InnoDB storage engine | Verified (4669 days) | S3 | 5.1, etc | Any | Any | index->lock held while preads are done |
61548 | 2011-06-17 8:55 | 2012-11-16 13:07 | MySQL Server: Replication | Closed (4172 days) | S3 | 5.1 and others | Any | Any | autoinc value persistency breaks certain replication scenarios |
61517 | 2011-06-14 18:32 | 2018-10-29 18:01 | MySQL Server: Optimizer | Closed (1999 days) | S3 | 5.1, 5.5 | Any | Any | loose index scan not done when LIMIT provided |
55582 | 2010-07-27 13:25 | 2011-02-16 23:44 | Tools: MTR / mysql-test-run | Closed (4906 days) | S3 | 5.1-bzr | Any (MacOSX 10.6) | Any | mtr root detection (and if-expression execution) broken |
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