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ID# Date Updated Type Status Sev Version OS CPU Summary
742802014-10-08
16:41
2014-10-10
13:50
MySQL Server: InnoDB storage engineVerified
(3457 days)
S55.7.5AnyAnycovering secondary scans worse than PK scan at high concurrency
862152017-05-08
13:35
2017-07-11
22:44
MySQL Server: OptimizerAnalyzing
(2452 days)
S58.0.1AnyAnyMySQL is much slower in 5.7 vs 5.6
684132013-02-18
2:45
2013-09-25
2:58
MySQL Server: Performance SchemaVerified
(3837 days)
S55.6.10, 5.6.13AnyAnyperformance_schema overhead is at least 10%
684812013-02-25
2:58
2014-11-04
11:47
MySQL Server: InnoDB storage engineVerified
(4049 days)
S35.6.10AnyAnyInnoDB LRU flushing for MySQL 5.6 needs work
685552013-03-03
21:34
2013-11-11
15:53
MySQL Server: InnoDB storage engineVerified
(3790 days)
S55.6.10AnyAnythread convoys from log_checkpoint_margin with innodb_buffer_pool_instances > 1
688252013-04-01
16:28
2018-07-11
15:09
MySQL Server: OptimizerVerified
(3131 days)
S55.6.10AnyAnyperformance regressions for single-threaded workloads
691702013-05-07
22:50
2017-05-14
20:45
MySQL Server: InnoDB storage engineVerified
(3972 days)
S35.6.11AnyAnybuf_flush_LRU is lazy
692362013-05-14
22:12
2016-03-31
12:22
MySQL Server: InnoDB storage engineVerified
(3131 days)
S55.6.11AnyAnyperformance regressions for single-threaded workloads, part 2
692762013-05-18
19:23
2014-11-05
15:15
MySQL Server: InnoDB storage engineVerified
(3966 days)
S55.6.11AnyAnyfil_system->mutex contention limits block read rate with fast storage
704192013-09-25
15:14
2019-04-05
12:29
MySQL Server: InnoDB storage engineVerified
(3837 days)
S35.6.14AnyAnybuffer vs Buffer for subsystem name in innodb_metrics
724662014-04-26
14:57
2014-04-28
7:17
MySQL Server: InnoDB storage engineVerified
(3622 days)
S35.7.4AnyAnyMore memory overhead per page in the InnoDB buffer pool
741982014-10-03
0:07
2014-10-12
17:45
MySQL Server: Memory storage engineVerified
(3455 days)
S35.7.5AnyAnyGet full table scan after FORCE INDEX for HEAP
682072013-01-28
17:01
2013-01-31
13:41
MySQL Server: InnoDB storage engineVerified
(4074 days)
S35.6AnyAnytoo much contention on "os_mutex"
742832014-10-08
17:00
2020-11-23
7:43
MySQL Server: InnoDB storage engineVerified
(2495 days)
S55.7.5AnyAnyNon-covering secondary index scans degrade more in 5.7 than 5.6
743032014-10-09
17:56
2022-04-10
20:45
MySQL Server: InnoDB storage engineVerified
(3455 days)
S35.7.5AnyAnycommited rows are visible before log sync when binlog not used
786722015-10-01
15:03
2015-10-12
12:54
MySQL Server: InnoDB storage engineVerified
(3097 days)
S35.7.8AnyAnyassert fails in fil_io during linkbench with transparent innodb compression
888272017-12-08
1:30
2018-05-31
13:08
MySQL Server: InnoDB storage engineVerified
(2187 days)
S35.6.35, 5.6.38, 5.7.20, 8.0.4AnyAnyinnodb uses too much space in the PK for concurrent inserts into the same table
911392018-06-04
20:37
2021-01-13
11:59
MySQL Server: OptimizerVerified
(1171 days)
S58.0.11AnyAnyuse index dives less often
989192020-03-11
22:32
2020-03-12
7:10
Connector / JVerified
(1477 days)
S35.1.48, 8.0.19AnyAnyConnector/J 5.1.48 assumes that MySQl 5.6 is built with perf schema support
1102262023-02-27
18:39
2023-02-28
6:46
MySQL Server: CompilingVerified
(394 days)
S38.0.31AnyAnyBuild fails when CMAKE_CXX_FLAGS_RELEASE is set because -DNDEBUG isn't set
1104712023-03-22
20:40
2024-02-02
19:26
MySQL Server: ErrorsVerified
(371 days)
S38.0AnyAnyFix docs for error 1093
1108722023-04-30
2:06
2023-05-04
11:32
MySQL Server: DDLVerified
(330 days)
S38.0AnyAnyUnable to create indexes concurrently on the same table
1132702023-11-29
0:18
2023-11-29
10:34
MySQL Server: CompilingVerified
(120 days)
S38.0.35AnyAnyUnable to compile 8.0.35 with DISABLE_PSI_THREAD
1135052023-12-24
18:23
2024-01-12
9:30
MySQL Server: InnoDB storage engineVerified
(77 days)
S58.0.35AnyAnyPerformance schema counter increments make parallel index create slow
501682010-01-08
2:16
2018-09-09
20:45
MySQL Server: OptimizerVerified
(5188 days)
S35.0,5.1AnyAnyThe value of 'rows' in EXPLAIN output is not accurate for LIMIT
411012008-11-28
15:31
2023-02-12
20:45
MySQL Server: ReplicationIn progress
(5449 days)
S25.0.67AnyAnyset storage_engine and set create_table are not written to the binlog
737632014-08-28
21:47
2016-10-26
15:20
MySQL Server: InnoDB storage engineIn progress
(2710 days)
S55.7AnyAnyNew futex-mutex in InnoDB needs perf attention
303422007-08-09
18:52
2015-10-07
14:54
MySQL Server: OptimizerVerified
(3095 days)
S55.0.37, 5.6.17AnyAnyEquality propagation can make optimization much slower
376132008-06-24
18:46
2011-02-16
23:43
MySQL Server: GeneralVerified
(5756 days)
S35.0.37, 5.0, 5.1, 6.0 bzrAnyAnyuser_var_entry allocations do not use the user_var_entry constructor
377822008-07-01
17:58
2011-02-16
23:43
MySQL Server: Security: PrivilegesVerified
(5378 days)
S35.0.62, 5.1, 4.1, 6.0 bzrAnyAnyProgram defensively in sql_acl.cc
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