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ID# Date Updated Type Status Sev Version OS CPU Summary
853312017-03-06
19:46
2017-09-27
2:00
MySQL Server: CharsetsClosed
(1454 days)
S35.6, 5.7, etc, 5.6.35AnyAny_characterset specifications have lousy performance for some character sets
930502018-11-01
23:31
2018-11-02
0:23
MySQL Server: Command-line ClientsVerified
(1053 days)
S38.0AnyAny'mysqladmin shutdown' does not shutdown 5.6 servers
953812019-05-15
16:45
2019-07-25
10:58
MySQL Server: ReplicationWon't fix
(788 days)
S35.6AnyAny'SHOW BINARY LOGS' stalls transactions
778612015-07-28
17:30
2015-07-29
6:58
MySQL Server: Information schemaVerified
(2245 days)
S35.6, 5.6.26AnyAny"SHOW PROCESSLIST" needs higher resolution time
755922015-01-23
0:30
2015-07-13
1:09
Connector / JClosed
(2337 days)
S35.1.34AnyAny"SHOW VARIABLES WHERE" is expensive.
942242019-02-06
16:45
2019-11-17
10:39
MySQL Server: OptimizerVerified
(956 days)
S35.6, 5.6.43Any (any)Any (any)[5.6] Optimizer reconsiders index based on index definition order, not value
784132015-09-11
21:34
2015-09-18
7:51
MySQL Server: DocumentationClosed
(2194 days)
S35.6, 5.7AnyAny5.6 base64 functions in help tables should not have ()
622832011-08-28
21:55
2013-08-08
18:05
MySQL Server: LockingClosed
(2965 days)
S55.1, 5.5, ...AnyAnyaccept() socket gets too much of fcntl()s
929962018-10-29
19:01
2021-09-15
12:08
MySQL Server: InnoDB storage engineVerified
(1056 days)
S48.0AnyAnyANALYZE TABLE still locks tables 10 years later
690292013-04-22
3:04
2013-04-25
4:55
MySQL Server: InnoDB storage engineClosed
(3070 days)
S55.6.12AnyAnyArbitrary flushing performance limitation is bad
615482011-06-17
8:55
2012-11-16
13:07
MySQL Server: ReplicationClosed
(3230 days)
S35.1 and othersAnyAnyautoinc value persistency breaks certain replication scenarios
622862011-08-28
22:02
2011-09-06
9:56
MySQL Server: LockingVerified
(3675 days)
S55.1, 5.5, ...AnyAnycall multiple accepts per poll
800602016-01-19
23:43
2017-09-27
19:45
MySQL Server: InnoDB storage engineClosed
(1712 days)
S55.6.*AnyAnyConcurrent TRUNCATE TABLEs cause stalls
619272011-07-20
12:11
2011-07-25
14:46
MySQL Server: InnoDB Plugin storage engineVerified
(3710 days)
S35.5-bzr, 5.1-bzrAnyAnyDATA_LENGTH doesn't show anything useful for compressed tables
677362012-11-28
3:55
2012-11-28
18:24
MySQL Server: Performance SchemaClosed
(3218 days)
S15.6-headAnyAnydefault P_S configuration wastes CPU on a busy server
622852011-08-28
22:00
2012-03-19
15:49
MySQL Server: LockingClosed
(3472 days)
S3AnyAnydon't initialize vio string description, create it on demand
622872011-08-28
22:07
2018-12-03
5:17
MySQL Server: LockingVerified
(3675 days)
S35.1, 5.5AnyAnydon't serialize thread cache
698422013-07-26
0:30
2018-02-11
20:45
MySQL Server: InnoDB storage engineVerified
(2974 days)
S45.1+AnyAnydoublewrite buffer is triplewriting
713842014-01-14
23:12
2014-01-16
18:40
MySQL ServerUnsupported
(2804 days)
S15.1.63AnyAnyDROP DATABASE + CREATE TABLE + SHOW GLOBAL VARIABLES deadlock
638792011-12-30
10:01
2011-12-30
15:11
MySQL Server: InnoDB storage engineVerified
(3552 days)
S35.1AnyAnyDropping a partitioned table is extremely costly
695342013-06-20
22:01
2013-06-21
12:40
MySQL Server: Command-line ClientsNot a Bug
(3013 days)
S3allAnyAnyGO and EGO commands not working in CLI
812262016-04-28
20:30
2016-06-18
21:37
MySQL Server: Information schemaDuplicate
(1970 days)
S35.6,5.6.30, 5.7.12, 8.0.0AnyAnyi_s.processlist should not whine about incorrect strings
823632016-07-27
19:28
2016-07-28
8:11
MySQL Server: OptimizerVerified
(1880 days)
S35.7 and every otherAnyAnyimpossible const condition still followed in a JOIN
617352011-07-04
11:30
2011-07-08
6:02
MySQL Server: InnoDB storage engineVerified
(3727 days)
S35.1, etcAnyAnyindex->lock held while preads are done
830262016-09-16
19:02
2016-09-30
7:25
MySQL Server: InnoDB storage engineVerified
(1816 days)
S35.6AnyAnyinnodb history list length missing in 'show global status'
620252011-07-29
12:57
2013-01-30
17:29
MySQL Server: InnoDB storage engineClosed
(3155 days)
S43.23-5.6AnyAnyInnoDB indexes not used properly
690022013-04-18
21:03
2018-10-29
18:06
MySQL Server: InnoDB storage engineClosed
(1057 days)
S35.6.12LinuxAnyInnoDB reads transaction logs on writes
711452013-12-13
23:18
2013-12-14
0:03
MySQL Server: InnoDB storage engineNot a Bug
(2837 days)
S35.6.15AnyAnyInnoDB will not reclaim space if records are deleted
711442013-12-13
23:04
2013-12-14
0:03
MySQL Server: InnoDB storage engineNot a Bug
(2837 days)
S35.6.15AnyAnyInnoDB will not reclaim space if records are shrunk
849582017-02-10
23:18
2018-08-14
11:18
MySQL Server: InnoDB storage engineClosed
(1144 days)
S25.6.*, 5.6.35AnyAnyInnoDB's MVCC has O(N^2) behaviors
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