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ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
---|---|---|---|---|---|---|---|---|---|
85331 | 2017-03-06 19:46 | 2017-09-27 2:00 | MySQL Server: Charsets | Closed (2375 days) | S3 | 5.6, 5.7, etc, 5.6.35 | Any | Any | _characterset specifications have lousy performance for some character sets |
93050 | 2018-11-01 23:31 | 2018-11-02 0:23 | MySQL Server: Command-line Clients | Verified (1974 days) | S3 | 8.0 | Any | Any | 'mysqladmin shutdown' does not shutdown 5.6 servers |
95381 | 2019-05-15 16:45 | 2019-07-25 10:58 | MySQL Server: Replication | Won't fix (1709 days) | S3 | 5.6 | Any | Any | 'SHOW BINARY LOGS' stalls transactions |
77861 | 2015-07-28 17:30 | 2015-07-29 6:58 | MySQL Server: Information schema | Verified (3166 days) | S3 | 5.6, 5.6.26 | Any | Any | "SHOW PROCESSLIST" needs higher resolution time |
75592 | 2015-01-23 0:30 | 2015-07-13 1:09 | Connector / J | Closed (3258 days) | S3 | 5.1.34 | Any | Any | "SHOW VARIABLES WHERE" is expensive. |
94224 | 2019-02-06 16:45 | 2019-11-17 10:39 | MySQL Server: Optimizer | Verified (1877 days) | S3 | 5.6, 5.6.43 | Any (any) | Any (any) | [5.6] Optimizer reconsiders index based on index definition order, not value |
78413 | 2015-09-11 21:34 | 2015-09-18 7:51 | MySQL Server: Documentation | Closed (3115 days) | S3 | 5.6, 5.7 | Any | Any | 5.6 base64 functions in help tables should not have () |
62283 | 2011-08-28 21:55 | 2013-08-08 18:05 | MySQL Server: Locking | Closed (3886 days) | S5 | 5.1, 5.5, ... | Any | Any | accept() socket gets too much of fcntl()s |
92996 | 2018-10-29 19:01 | 2021-11-17 13:07 | MySQL Server: InnoDB storage engine | Verified (1977 days) | S4 | 8.0 | Any | Any | ANALYZE TABLE still locks tables 10 years later |
69029 | 2013-04-22 3:04 | 2013-04-25 4:55 | MySQL Server: InnoDB storage engine | Closed (3991 days) | S5 | 5.6.12 | Any | Any | Arbitrary flushing performance limitation is bad |
61548 | 2011-06-17 8:55 | 2012-11-16 13:07 | MySQL Server: Replication | Closed (4151 days) | S3 | 5.1 and others | Any | Any | autoinc value persistency breaks certain replication scenarios |
62286 | 2011-08-28 22:02 | 2011-09-06 9:56 | MySQL Server: Locking | Verified (4596 days) | S5 | 5.1, 5.5, ... | Any | Any | call multiple accepts per poll |
80060 | 2016-01-19 23:43 | 2017-09-27 19:45 | MySQL Server: InnoDB storage engine | Closed (2633 days) | S5 | 5.6.* | Any | Any | Concurrent TRUNCATE TABLEs cause stalls |
61927 | 2011-07-20 12:11 | 2011-07-25 14:46 | MySQL Server: InnoDB Plugin storage engine | Verified (4631 days) | S3 | 5.5-bzr, 5.1-bzr | Any | Any | DATA_LENGTH doesn't show anything useful for compressed tables |
67736 | 2012-11-28 3:55 | 2012-11-28 18:24 | MySQL Server: Performance Schema | Closed (4139 days) | S1 | 5.6-head | Any | Any | default P_S configuration wastes CPU on a busy server |
62285 | 2011-08-28 22:00 | 2012-03-19 15:49 | MySQL Server: Locking | Closed (4393 days) | S3 | Any | Any | don't initialize vio string description, create it on demand | |
62287 | 2011-08-28 22:07 | 2018-12-03 5:17 | MySQL Server: Locking | Verified (4596 days) | S3 | 5.1, 5.5 | Any | Any | don't serialize thread cache |
69842 | 2013-07-26 0:30 | 2018-02-11 20:45 | MySQL Server: InnoDB storage engine | Verified (3895 days) | S4 | 5.1+ | Any | Any | doublewrite buffer is triplewriting |
71384 | 2014-01-14 23:12 | 2014-01-16 18:40 | MySQL Server | Unsupported (3725 days) | S1 | 5.1.63 | Any | Any | DROP DATABASE + CREATE TABLE + SHOW GLOBAL VARIABLES deadlock |
63879 | 2011-12-30 10:01 | 2011-12-30 15:11 | MySQL Server: InnoDB storage engine | Verified (4473 days) | S3 | 5.1 | Any | Any | Dropping a partitioned table is extremely costly |
69534 | 2013-06-20 22:01 | 2013-06-21 12:40 | MySQL Server: Command-line Clients | Not a Bug (3934 days) | S3 | all | Any | Any | GO and EGO commands not working in CLI |
81226 | 2016-04-28 20:30 | 2016-06-18 21:37 | MySQL Server: Information schema | Duplicate (2891 days) | S3 | 5.6,5.6.30, 5.7.12, 8.0.0 | Any | Any | i_s.processlist should not whine about incorrect strings |
82363 | 2016-07-27 19:28 | 2016-07-28 8:11 | MySQL Server: Optimizer | Verified (2801 days) | S3 | 5.7 and every other | Any | Any | impossible const condition still followed in a JOIN |
61735 | 2011-07-04 11:30 | 2011-07-08 6:02 | MySQL Server: InnoDB storage engine | Verified (4648 days) | S3 | 5.1, etc | Any | Any | index->lock held while preads are done |
83026 | 2016-09-16 19:02 | 2016-09-30 7:25 | MySQL Server: InnoDB storage engine | Verified (2737 days) | S3 | 5.6 | Any | Any | innodb history list length missing in 'show global status' |
62025 | 2011-07-29 12:57 | 2013-01-30 17:29 | MySQL Server: InnoDB storage engine | Closed (4076 days) | S4 | 3.23-5.6 | Any | Any | InnoDB indexes not used properly |
69002 | 2013-04-18 21:03 | 2018-10-29 18:06 | MySQL Server: InnoDB storage engine | Closed (1978 days) | S3 | 5.6.12 | Linux | Any | InnoDB reads transaction logs on writes |
71145 | 2013-12-13 23:18 | 2013-12-14 0:03 | MySQL Server: InnoDB storage engine | Not a Bug (3758 days) | S3 | 5.6.15 | Any | Any | InnoDB will not reclaim space if records are deleted |
71144 | 2013-12-13 23:04 | 2013-12-14 0:03 | MySQL Server: InnoDB storage engine | Not a Bug (3758 days) | S3 | 5.6.15 | Any | Any | InnoDB will not reclaim space if records are shrunk |
84958 | 2017-02-10 23:18 | 2018-08-14 11:18 | MySQL Server: InnoDB storage engine | Closed (2065 days) | S2 | 5.6.*, 5.6.35 | Any | Any | InnoDB's MVCC has O(N^2) behaviors |
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