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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 99717 | 2020-05-28 7:47 | 2024-01-08 10:38 | MySQL Server: InnoDB storage engine | Verified (1897 days) | S5 | 8.0 | Any | Any | Peformance regression of parallel count |
| 99338 | 2020-04-23 18:44 | 2020-05-11 6:06 | MySQL Workbench | Verified (2227 days) | S3 | 8.0.19, 8.0.20 | Windows (Microsoft Windows 10 Pro) | Any | Can't add space in Connection Name |
| 112293 | 2023-09-07 14:04 | 2023-09-08 6:54 | MySQL Server: DML | Verified (1012 days) | S3 | 8.0, 8.0.34, 5.7.43 | Any | Any | Wrong result if non-breaking space is contained in varchar |
| 115331 | 2024-06-14 9:32 | 2025-03-27 9:57 | MySQL Server: Information schema | Verified (732 days) | S3 | 8.0 | Any | Any | Incorrect initial_size of undo tablespace after crash recovery |
| 113733 | 2024-01-24 6:36 | 2024-02-01 6:39 | MySQL Server: InnoDB storage engine | Verified (866 days) | S2 | 8.0, 8.0.36 | Any | Any | Innodb page has a large proportion of garbage space in certain conditions |
| 116647 | 2024-11-13 19:28 | 2026-06-12 12:43 | MySQL Server: InnoDB storage engine | Verified (579 days) | S3 | 8.4.2,9.0 | Any | Any | Bufferpool Index Stats are not decremented on btr_page_free |
| 95079 | 2019-04-23 2:32 | 2019-04-25 9:21 | MySQL Server: InnoDB storage engine | Verified (2611 days) | S3 | 5.7, 5.7.25 | Any | Any | False duplicate key check |
| 118695 | 2025-07-22 7:11 | 2025-07-23 7:33 | MySQL Server: InnoDB storage engine | Verified (328 days) | S3 | 8.0 | Any | Any | This if condition seems to be useless in btr0cur.cc:1398 |
| 73583 | 2014-08-14 13:31 | 2018-04-01 6:04 | MySQL Server: InnoDB storage engine | Verified (4313 days) | S3 | 5.6.12 | Any | Any | buf_read_page_async calls buf_read_page_low with sync=true |
| 79306 | 2015-11-17 9:30 | 2015-11-17 9:30 | MySQL Server: Documentation | Analyzing | S3 | 5.7.10 | Any | Any | Clarify how string literals are turned into JSON text or JSON path expressions |
| 85208 | 2017-02-27 13:35 | 2017-03-01 15:26 | MySQL Server: InnoDB storage engine | Verified (3394 days) | S3 | 8.0.0 | Any | Any | A follow-up fix for buffer pool mutex split patch might be suboptimal, commit 2 |
| 116574 | 2024-11-07 3:20 | 2024-11-07 15:18 | MySQL Server: InnoDB storage engine | Verified (586 days) | S3 | 8.0 | Any | Any | btr_page_reorganize_low may cause crash recovery failure |
| 44903 | 2009-05-15 13:30 | 2012-06-10 20:45 | Tools: MTR / mysql-test-run | Verified (6222 days) | S3 | 5.1,5.4,6.0 | Any | Any | MTR should try to free disk space if available disk space is below some limit |
| 69926 | 2013-08-05 10:40 | 2022-06-27 18:23 | MySQL Server: MyISAM storage engine | Verified (2385 days) | S1 | 5.1 , 5.5, 5.6, 5.6.46 | Linux | Any | MySQL crash on disk full with mysqld got signal 11 |
| 99694 | 2020-05-26 13:06 | 2020-06-01 15:23 | MySQL Server: Charsets | Verified (2206 days) | S5 | 8.0 | Any | Any | Improving performance of my_hash_sort_utf8(mb4)/my_strnncollsp*utf8(mb4) |
| 119396 | 2025-11-14 10:58 | 2025-11-14 15:12 | MySQL Server: InnoDB storage engine | Open (214 days) | S1 | 8.0.40 | Any | Any | Increase in undo log size , slower purging and no truncation even after restart |
| 82462 | 2016-08-04 16:24 | 2016-08-04 18:36 | MySQL Server: DDL | Verified (3603 days) | S3 | 5.7.14 | Any | Any | no COMPRESSION columns in INFORMATION_SCHEMA.INNODB_SYS_TABLESPACES |
| 98072 | 2019-12-25 13:27 | 2020-01-02 13:05 | MySQL Server: InnoDB storage engine | Verified (2357 days) | S3 | 8.0.18, 8.0.11 | Any | Any | innochecksum summary shows blob pages as other type of page for 8.0 tables |
| 117406 | 2025-02-06 21:20 | 2025-02-07 4:59 | MySQL Cluster: Cluster (NDB) storage engine | Verified (494 days) | S3 | 8.4.3 | Any | Any | Order of SYNC_EXTENT_PAGES_REQ and UNDO_LOCAL_LCP_FIRST |
| 61735 | 2011-07-04 11:30 | 2011-07-08 6:02 | MySQL Server: InnoDB storage engine | Verified (5457 days) | S3 | 5.1, etc | Any | Any | index->lock held while preads are done |
| 77164 | 2015-05-27 5:10 | 2015-05-27 13:29 | MySQL Server: DML | Verified (4038 days) | S3 | 5.6.21, 5.6.26, 5.6.24 | Linux (CentOS 7) | Any | Assertion : mtr_memo_contains(mtr, block, 2) == rw_lock_own(&block->lock, 351) |
| 68545 | 2013-03-01 19:56 | 2013-05-27 9:41 | MySQL Server: InnoDB storage engine | Verified (4768 days) | S3 | 5.5 | Any | Any | InnoDB should check left/right pages when target page is full to avoid splitting |
| 104779 | 2021-08-31 9:38 | 2021-08-31 10:02 | MySQL Server: InnoDB storage engine | Verified (1750 days) | S5 | 8.0.19 | Any | Any | no need to own sx-latch during the period of page flusing for BUF_FLUSH_LRU |
| 110412 | 2023-03-17 12:42 | 2025-08-17 20:45 | MySQL Server: InnoDB storage engine | Verified (1184 days) | S3 | 8.0.28 | Any | Any | SMO(split) can result in unexpected sparse B-tree pages. |
| 81678 | 2016-06-01 13:32 | 2016-06-02 8:34 | MySQL Server: InnoDB storage engine | Verified (3666 days) | S2 | 5.7.12 | Linux | Any | Transparent page compression is missing from generic binary package |
| 40730 | 2008-11-14 9:05 | 2025-12-07 20:45 | MySQL Server: Command-line Clients | Verified | S3 | 5.0.67, 5.1.29, 6.0.x | Any | Any | MySQL changed a behavior for SQL comment(Start with '--' and no white space). |
| 43284 | 2009-03-01 3:10 | 2023-05-17 11:41 | MySQL Server: Errors | Verified (6126 days) | S3 | 5.0, 5.1 | Any (Ubuntu 8.04) | Any | optimize table, not enough free space: no error return, but idles |
| 76472 | 2015-03-24 10:21 | 2015-03-24 12:17 | MySQL Server: InnoDB storage engine | Verified (4102 days) | S3 | 5.6.23, 5.6.25 | Linux (CentOS 7) | Any | Failing assertion: index_id == index->id in btr0sea.cc line 1161 |
| 116118 | 2024-09-16 8:51 | 2024-09-16 13:19 | MySQL Server: InnoDB storage engine | Verified (638 days) | S3 | 8.0.39 | Any | Any | Need to bound optimise-like statement in order to reclaim the disk space back |
| 120561 | 2026-05-28 11:11 | 2026-05-29 4:41 | MySQL Server: DDL | Open (19 days) | S3 | 9.7/8.4/8.0 | Any | Any | tablespace marked missing after rollback of copy-style ALTER |
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