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ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
---|---|---|---|---|---|---|---|---|---|
54921 | 2010-06-30 16:41 | 2018-09-09 20:45 | MySQL Server: Optimizer | Verified (5046 days) | S3 | 5.0-bzr, 5.1-bzr | Any | Any | ORDER BY doesn't use index if ref lookup on VARBINARY column used |
55405 | 2010-07-20 16:02 | 2011-02-16 23:44 | MySQL Server: C API (client library) | Verified (5026 days) | S4 | 5.1-bzr | Any | Any | mysql_thread_init() should complain when using non-thread-safe client |
55582 | 2010-07-27 13:25 | 2011-02-16 23:44 | Tools: MTR / mysql-test-run | Closed (4910 days) | S3 | 5.1-bzr | Any (MacOSX 10.6) | Any | mtr root detection (and if-expression execution) broken |
61517 | 2011-06-14 18:32 | 2018-10-29 18:01 | MySQL Server: Optimizer | Closed (2003 days) | S3 | 5.1, 5.5 | Any | Any | loose index scan not done when LIMIT provided |
61548 | 2011-06-17 8:55 | 2012-11-16 13:07 | MySQL Server: Replication | Closed (4176 days) | S3 | 5.1 and others | Any | Any | autoinc value persistency breaks certain replication scenarios |
61735 | 2011-07-04 11:30 | 2011-07-08 6:02 | MySQL Server: InnoDB storage engine | Verified (4673 days) | S3 | 5.1, etc | Any | Any | index->lock held while preads are done |
61736 | 2011-07-04 11:34 | 2013-11-27 16:29 | MySQL Server: InnoDB storage engine | Closed (3800 days) | S3 | 5.1, ... | Any | Any | multiple unnecessary page reads done in latching code |
61927 | 2011-07-20 12:11 | 2011-07-25 14:46 | MySQL Server: InnoDB Plugin storage engine | Verified (4656 days) | S3 | 5.5-bzr, 5.1-bzr | Any | Any | DATA_LENGTH doesn't show anything useful for compressed tables |
62025 | 2011-07-29 12:57 | 2013-01-30 17:29 | MySQL Server: InnoDB storage engine | Closed (4101 days) | S4 | 3.23-5.6 | Any | Any | InnoDB indexes not used properly |
62282 | 2011-08-28 21:52 | 2012-05-31 17:31 | MySQL Server: DML | Closed (4345 days) | S5 | 5.5, 5.1, ... | Any | Any | LOCK_thread_count is used for random functions |
62283 | 2011-08-28 21:55 | 2013-08-08 18:05 | MySQL Server: Locking | Closed (3911 days) | S5 | 5.1, 5.5, ... | Any | Any | accept() socket gets too much of fcntl()s |
62284 | 2011-08-28 21:57 | 2013-08-08 18:04 | MySQL Server: Locking | Closed (3911 days) | S5 | Any | Any | too much network initialization done in accept() thread | |
62285 | 2011-08-28 22:00 | 2012-03-19 15:49 | MySQL Server: Locking | Closed (4418 days) | S3 | Any | Any | don't initialize vio string description, create it on demand | |
62286 | 2011-08-28 22:02 | 2011-09-06 9:56 | MySQL Server: Locking | Verified (4621 days) | S5 | 5.1, 5.5, ... | Any | Any | call multiple accepts per poll |
62287 | 2011-08-28 22:07 | 2018-12-03 5:17 | MySQL Server: Locking | Verified (4621 days) | S3 | 5.1, 5.5 | Any | Any | don't serialize thread cache |
62288 | 2011-08-28 22:10 | 2013-08-08 18:02 | MySQL Server: Locking | Closed (3911 days) | S5 | 5.1, 5.5 | Any | Any | THD initialization too expensive for accept() thread |
62533 | 2011-09-25 12:25 | 2011-10-03 14:21 | MySQL Server: Compiling | Closed (4586 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 |
62534 | 2011-09-25 12:46 | 2014-06-02 18:28 | MySQL Server: InnoDB storage engine | Closed (3694 days) | S3 | 5.1-head, 5.5-head | Any | Any | off by one error in innodb_max_dirty_pages_pct logic |
62535 | 2011-09-25 14:46 | 2017-05-14 20:45 | MySQL Server: InnoDB storage engine | Verified (4528 days) | S3 | 5.5, 5.1, etc | Linux | Any | os_event_create() has inefficient memory allocation |
62536 | 2011-09-25 15:44 | 2012-08-30 13:04 | MySQL Server: InnoDB storage engine | Closed (4254 days) | S3 | 5.5, 5.1, etc | Any | Any | partitions use too much memory |
63879 | 2011-12-30 10:01 | 2011-12-30 15:11 | MySQL Server: InnoDB storage engine | Verified (4498 days) | S3 | 5.1 | Any | Any | Dropping a partitioned table is extremely costly |
65077 | 2012-04-23 14:32 | 2012-08-29 15:11 | MySQL Server: MyISAM storage engine | Closed (4255 days) | S1 | 5.1 | Any | Any | internal temporary tables are contended on THR_LOCK_myisam |
66921 | 2012-09-21 20:33 | 2016-01-20 20:03 | MySQL Server: Replication | Can't repeat (3990 days) | S3 | 5.1, probably others | Any | Any | Seconds_behind_master distorted because of verbatim master's FDE in relaylog |
67736 | 2012-11-28 3:55 | 2012-11-28 18:24 | MySQL Server: Performance Schema | Closed (4164 days) | S1 | 5.6-head | Any | Any | default P_S configuration wastes CPU on a busy server |
67840 | 2012-12-07 19:43 | 2013-01-10 19:19 | MySQL Server: Replication | Verified (4121 days) | S3 | 5.1, 5.5, 5.5.30, 5.7.1 | Any | Any | MySQL replication start inefficient at large RTTs |
68069 | 2013-01-10 20:02 | 2013-02-12 20:06 | MySQL Server: InnoDB storage engine | Closed (4088 days) | S3 | 5.1, maybe others | Any | Any | mtr_memo_release and dyn_array together are very inefficient |
68439 | 2013-02-20 2:35 | 2018-03-08 23:39 | MySQL Server: DML | Can't repeat (2238 days) | S2 | 5.1 | Any | Any | Unsigned INTs underflow in case of math |
69002 | 2013-04-18 21:03 | 2018-10-29 18:06 | MySQL Server: InnoDB storage engine | Closed (2003 days) | S3 | 5.6.12 | Linux | Any | InnoDB reads transaction logs on writes |
69028 | 2013-04-22 0:35 | 2013-04-22 7:49 | MySQL Server: Replication | Closed (4019 days) | S3 | 5.6.11 | Any | Any | Not-So-Multithreaded-Slave |
69029 | 2013-04-22 3:04 | 2013-04-25 4:55 | MySQL Server: InnoDB storage engine | Closed (4016 days) | S5 | 5.6.12 | Any | Any | Arbitrary flushing performance limitation is bad |
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