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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 112223 | 2023-08-30 20:44 | 2023-09-15 5:33 | MySQL Server: InnoDB storage engine | Verified (216 days) | S3 | all version | Any | Any | Adaptive Hash Index(AHI) use 1/64 memory, even it never be switch on |
| 112252 | 2023-09-04 16:20 | 2023-11-07 11:29 | MySQL Server: InnoDB storage engine | Analyzing (171 days) | S3 | 8.0.33, 8.0.34 | Any | Any | InnoDB page compression impacts checkpointing |
| 112425 | 2023-09-22 5:39 | 2023-09-22 11:54 | MySQL Server: InnoDB storage engine | Verified (209 days) | S3 | 8.0 | Any | Any | trx_t might be Use-After-Free in innobase_commit_by_xid |
| 112456 | 2023-09-25 8:20 | 2023-09-25 8:50 | MySQL Server: InnoDB storage engine | Verified (206 days) | S3 | 8.1.0, probably others | Any | Any | Unused/write-only mtr_t::m_sync, set_sync, is_async, mtr_t::Command::m_sync |
| 112540 | 2023-09-27 13:10 | 2023-10-11 23:16 | MySQL Server: InnoDB storage engine | Verified (204 days) | S3 | 5.7 and less MariaDB 10.4 and less | Any | Any | Timestamp data type key column is changing implicitly |
| 112653 | 2023-10-06 18:17 | 2023-10-09 11:03 | MySQL Server: InnoDB storage engine | Verified (192 days) | S3 | 8.0 | Any | Any | Interrupting non-atomic OPTIMIZE leads to weird error conditions. |
| 112964 | 2023-11-04 1:54 | 2024-02-15 8:15 | MySQL Server: InnoDB storage engine | Verified (164 days) | S5 | 8.0, 8.0.35 | Any | Any | SELECT COUNT is slow with O_DIRECT |
| 113002 | 2023-11-08 8:32 | 2023-11-08 10:34 | MySQL Server: InnoDB storage engine | Verified (162 days) | S3 | 8.0.35 | Linux | Any | innodb.ddl_kill test fails sporadically. |
| 113228 | 2023-11-27 5:51 | 2023-11-28 10:39 | MySQL Server: InnoDB storage engine | Verified (143 days) | S2 | 8.0 | Linux | x86 | Phantom rows caused by update statements which changes value of the primary key |
| 113312 | 2023-12-01 22:48 | 2024-02-08 13:18 | MySQL Server: InnoDB storage engine | Verified (70 days) | S2 | 8.0.35, 8.1.0 | Any | Any | Server stall during Alter/Drop table while clearing AHIs from the buffer pool |
| 113347 | 2023-12-06 6:15 | 2023-12-07 8:07 | MySQL Server: InnoDB storage engine | Verified (133 days) | S3 | all version, 8.0.35 | Any | Any | The merge threshold for index pages is case-sensitive |
| 113440 | 2023-12-15 13:06 | 2024-01-03 6:17 | MySQL Server: InnoDB storage engine | Verified (123 days) | S2 | 8.0.35 | Any | Any | Table spaces with instant_col information can no longer be imported |
| 113468 | 2023-12-20 4:07 | 2024-01-08 9:56 | MySQL Server: InnoDB storage engine | Verified (120 days) | S3 | 8.0 | Any | Any | The lock for unmatched record should be released but not in READ-COMMITTED |
| 113505 | 2023-12-24 18:23 | 2024-01-12 9:30 | MySQL Server: InnoDB storage engine | Verified (98 days) | S5 | 8.0.35 | Any | Any | Performance schema counter increments make parallel index create slow |
| 113640 | 2024-01-15 3:46 | 2024-01-16 4:29 | MySQL Server: InnoDB storage engine | Verified (93 days) | S5 | 8.0.32 | Any | Any | no need to judge rseg in while loop |
| 113644 | 2024-01-15 14:13 | 2024-01-16 10:53 | MySQL Server: InnoDB storage engine | Verified (94 days) | S3 | 8.0 | Any | Any | Confusing thread id vs processlist id information in SEIS |
| 113648 | 2024-01-16 9:19 | 2024-01-22 10:08 | MySQL Server: InnoDB storage engine | Verified (87 days) | S5 | 8.0.32 | Any | Any | Reduced lock interval for purge_sys->pq_mutex |
| 113658 | 2024-01-17 5:55 | 2024-01-17 6:38 | MySQL Server: InnoDB storage engine | Verified (92 days) | S5 | 8.0.32 | Any | Any | Avoid unnecessary copy operations with std::move() |
| 113688 | 2024-01-19 3:49 | 2024-01-19 5:26 | MySQL Server: InnoDB storage engine | Verified (90 days) | S5 | 8.0.32 | Any | Any | reduce memory usage for purge |
| 113733 | 2024-01-24 6:36 | 2024-02-01 6:39 | MySQL Server: InnoDB storage engine | Verified (77 days) | S2 | 8.0, 8.0.36 | Any | Any | Innodb page has a large proportion of garbage space in certain conditions |
| 113751 | 2024-01-25 7:03 | 2024-01-29 10:53 | MySQL Server: InnoDB storage engine | Verified (83 days) | S3 | 8.0 | Any | Any | Non repeatable results in REPEATABLE-READ isolation level |
| 113771 | 2024-01-26 7:35 | 2024-01-26 12:19 | MySQL Server: InnoDB storage engine | Verified (83 days) | S3 | 8.0.32 | Any | Any | optimize for row_parse_int_from_field |
| 113776 | 2024-01-26 12:20 | 2024-01-26 13:26 | MySQL Server: InnoDB storage engine | Verified (83 days) | S5 | 8.0.32 | Any | Any | optimize for btr_insert_into_right_sibling |
| 113815 | 2024-01-31 3:35 | 2024-01-31 12:22 | MySQL Server: InnoDB storage engine | Verified (78 days) | S3 | 8.0 | Any | Any | MySQL auto increment ID will skip 4294967294 |
| 113818 | 2024-01-31 7:04 | 2024-01-31 7:20 | MySQL Server: InnoDB storage engine | Verified (78 days) | S5 | 8.0.32 | Any | Any | optimize for buf_read_page_low |
| 113891 | 2024-02-05 3:23 | 2024-02-28 22:42 | MySQL Server: InnoDB storage engine | Verified (73 days) | S3 | 8.0.36 | Any | Any | The value range of innodb_io_capacity_max is changed. |
| 113952 | 2024-02-11 7:02 | 2024-02-16 11:25 | MySQL Server: InnoDB storage engine | Verified (66 days) | S2 | 8.0, 8.3, 8.0.36 | Any | Any | Updating multiple mediumtext columns causes "Undo log record is too big." error |
| 114116 | 2024-02-26 9:21 | 2024-02-27 4:51 | MySQL Server: InnoDB storage engine | Verified (51 days) | S3 | 8.0.36 | Any | Any | buffer pool online resize is blocked by the transaction hold the blocks |
| 114138 | 2024-02-27 9:44 | 2024-02-27 10:36 | MySQL Server: InnoDB storage engine | Verified (51 days) | S1 | 8.0.36, 8.3.0 | Any | Any | MVCC is broken for small partial update of blob |
| 114154 | 2024-02-28 9:57 | 2024-04-02 3:12 | MySQL Server: InnoDB storage engine | Verified (50 days) | S5 | 8.0.36 | Any | Any | Parallel read is slow after parition table is read in parallel |
| 114180 | 2024-03-01 9:21 | 2024-04-02 3:20 | MySQL Server: InnoDB storage engine | Verified (48 days) | S3 | 8.0.36 | Any | Any | innodb_activity_count counter in innodb_metrics goes negative |
| 114200 | 2024-03-04 6:44 | 2024-03-05 0:43 | MySQL Server: InnoDB storage engine | Verified (44 days) | S3 | 8.0, 8.0.36 | Any | Any | Incorrect result of getting data from a spatial index on column with SRID |
| 114248 | 2024-03-06 16:22 | 2024-03-07 14:05 | MySQL Server: InnoDB storage engine | Verified (42 days) | S3 | 8.0.36, 5.7.44 | Any | Any | Incomplete query results when backward scan and concurrent page merge |
| 114299 | 2024-03-11 13:09 | 2024-03-11 14:40 | MySQL Server: InnoDB storage engine | Verified (38 days) | S3 | 5.7 8.0 | Any | Any | Unexpected behavior of auto_increment_offset |
| 114331 | 2024-03-12 21:53 | 2024-03-19 9:48 | MySQL Server: InnoDB storage engine | Verified (30 days) | S5 | 8.0.*, 8.0.36 | Linux | x86 | MySQL get high insert latency in low concurrency |
| 114354 | 2024-03-14 14:00 | 2024-03-14 14:26 | MySQL Server: InnoDB storage engine | Verified (35 days) | S3 | 8.0 | Any | Any | incorrect buffer pool instance in linear read-ahead |
| 114420 | 2024-03-20 1:22 | 2024-03-24 6:49 | MySQL Server: InnoDB storage engine | Verified (27 days) | S5 | 8.0.36 | Any | Any | ALTER TABLE operation with Inplace algorithm is slower in 8.0 |
| 114437 | 2024-03-21 9:46 | 2024-03-21 9:59 | MySQL Server: InnoDB storage engine | Verified (28 days) | S3 | 8.0.36 | Any | Any | Innodb not support 4k sector size |
| 114468 | 2024-03-24 21:51 | 2024-04-10 8:34 | MySQL Server: InnoDB storage engine | Verified (24 days) | S5 | 8.3.0, 8.0.36 | Any | Any | Inconsistent table performance: fresh data import vs after optimization |
| 114641 | 2024-04-12 22:11 | 2024-04-14 13:05 | MySQL Server: InnoDB storage engine | Verified (4 days) | S3 | 8.0 | Any | Any | Contribution: fix stale comment in trx0undo.cc |
| 61927 | 2011-07-20 12:11 | 2011-07-25 14:46 | MySQL Server: InnoDB Plugin storage engine | Verified (4651 days) | S3 | 5.5-bzr, 5.1-bzr | Any | Any | DATA_LENGTH doesn't show anything useful for compressed tables |
| 63275 | 2011-11-16 0:04 | 2011-11-22 9:01 | MySQL Server: InnoDB Plugin storage engine | Verified (4537 days) | S3 | 5.1.52 | Any | Any | long sleep in srv_monitor_thread can delay shutdown |
| 64116 | 2012-01-23 20:05 | 2012-05-25 7:35 | MySQL Server: InnoDB Plugin storage engine | Verified (4468 days) | S5 | 5.1,5.5,5.6 | Any | Any | fil_space_get_size called too frequently |
| 64181 | 2012-01-31 14:41 | 2012-02-09 12:20 | MySQL Server: InnoDB Plugin storage engine | Verified (4457 days) | S5 | 5.1.52, 5.1.61 | Any | Any | unzip_LRU length management might need to be updated for SSD |
| 64340 | 2012-02-15 14:07 | 2013-06-14 15:35 | MySQL Server: InnoDB Plugin storage engine | Verified (3961 days) | S5 | 5.1.52, 5.1.61 | Any | Any | race on no_flush event during buf_flush_free_margin |
| 64673 | 2012-03-16 23:14 | 2012-03-18 17:15 | MySQL Server: InnoDB Plugin storage engine | Verified (4415 days) | S5 | 5.1 | Any | Any | InnoDB allocates too many empty pages in ibd files |
| 64715 | 2012-03-21 4:24 | 2012-03-21 20:00 | MySQL Server: InnoDB Plugin storage engine | Verified (4411 days) | S5 | 5.1.52, 5.1.63 | Any | Any | buf_LRU_free_block() calls page_zip_calc_checksum() unnecessarily. |
| 64763 | 2012-03-26 12:31 | 2012-04-02 23:04 | MySQL Server: InnoDB Plugin storage engine | Verified (4399 days) | S3 | 1.1 | Any | Any | MySQL with InnoDB 1.1 always increment History list values in case of DDL |
| 66563 | 2012-08-28 5:37 | 2012-08-28 6:55 | MySQL Server: InnoDB Plugin storage engine | Verified (4251 days) | S5 | 5.1,5.6 | Any | Any | reduce the number of redundant calls to btr_cur_optimistic_insert() |
| 72351 | 2014-04-15 12:10 | 2015-07-23 5:49 | MySQL Server: InnoDB Plugin storage engine | Verified (3655 days) | S2 | 5.6.16+ | Any | Any | mysqld failed recovery for in-place upgrading from 5.5 to 5.6 |
| 85819 | 2017-04-06 3:04 | 2018-02-18 18:29 | MySQL Server: InnoDB Plugin storage engine | Verified (2568 days) | S5 | 5.7 | Linux | ARM | Optimize AARCH64 CRC32c implementation |
| 103646 | 2021-05-11 6:25 | 2021-05-24 8:03 | MySQL Server: InnoDB Plugin storage engine | Verified (1060 days) | S5 | 8.0 | Any | Any | This judgment(trx->no < m_low_limit_no) in ReadView::prepare is not necessary |
| 104884 | 2021-09-09 10:16 | 2021-09-13 6:10 | MySQL Server: InnoDB Plugin storage engine | Verified (948 days) | S3 | Any | Any | btr_copy_externally_stored_field_prefix_func may write beyond the buffer | |
| 9762 | 2005-04-08 14:47 | 2017-11-13 0:21 | MySQL Server: InnoDB storage engine | Verified (3739 days) | S3 | 4.1 | Windows (Win XP Pro) | Any | Can't delete records which have foreign keys to themselves |
| 10063 | 2005-04-21 15:15 | 2017-11-13 0:25 | MySQL Server: InnoDB storage engine | Verified (3739 days) | S1 | 4.1.11 | Windows (Windows XP) | Any | ANSI standard updating multiple rows -- foreign key constraints |
| 38153 | 2008-07-15 22:13 | 2014-02-28 18:58 | MySQL Server: InnoDB storage engine | Verified (3702 days) | S5 | 5.0.66, 5.1.34, 5.6.16 | Any | Any | mysql-bench: slowdown for update_of_primary_key_many_keys test |
| 45934 | 2009-07-03 9:08 | 2014-03-27 17:38 | MySQL Server: InnoDB storage engine | Verified (3682 days) | S3 | 5.1.34sp1, 5.0.85 | Any | Any | alter_table test with InnoDB requires more than innodb_buffer_pool_size=2G |
| 47436 | 2009-09-18 10:27 | 2011-11-02 9:21 | MySQL Server: InnoDB storage engine | Verified (4551 days) | S2 | 5.1.38 | Linux | Any | Transaction isolation level SERIALIZABLE becomes REPEATABLE-READ in autocommit |
| 58234 | 2010-11-16 16:26 | 2014-02-26 12:47 | MySQL Server: InnoDB storage engine | Verified (4505 days) | S5 | 5.1.49-r1, 5.5.20 | Any | Any | LENGTH() / OCTET_LENGTH() on BLOB field very slow |
| 58966 | 2010-12-16 8:48 | 2012-01-15 19:13 | MySQL Server: InnoDB storage engine | Verified (4478 days) | S3 | 5.5 | Any | Any | Too less agressive dirty page flushing in 5.5 |
| 59550 | 2011-01-17 12:57 | 2020-06-23 6:10 | MySQL Server: InnoDB storage engine | Verified (4523 days) | S3 | 5.1.48, 5.1.60, 5.5.18 | Linux (Red Hat Enterprise Linux Server release 5.4 (Tikanga)) | Any | "Innodb_buffer_pool_pages_misc" goes wrong |
| 60613 | 2011-03-24 3:29 | 2013-01-16 19:54 | MySQL Server: InnoDB storage engine | Verified (4110 days) | S3 | 5.0, 5.1.56, 5.1.67 | Any | Any | SYS_TABLES is accessed before recv_recovery_from_checkpoint_finish() may crash |
| 60997 | 2011-04-28 19:38 | 2011-05-04 10:10 | MySQL Server: InnoDB storage engine | Verified (4733 days) | S3 | 5.0, 5.1, 5.5, 5.6.3 | Any | Any | Tablespace size in header not updated properly |
| 61058 | 2011-05-04 15:53 | 2013-12-09 10:18 | MySQL Server: InnoDB storage engine | Verified (4733 days) | S2 | 5.1.37/5.5/5.6/5.7 | Linux | Any | Autoincrement exceed expected value after INSERT INTO ... SELECT |
| 61735 | 2011-07-04 11:30 | 2011-07-08 6:02 | MySQL Server: InnoDB storage engine | Verified (4668 days) | S3 | 5.1, etc | Any | Any | index->lock held while preads are done |
| 62602 | 2011-10-03 3:16 | 2013-01-27 16:20 | MySQL Server: InnoDB storage engine | Verified (4099 days) | S3 | any | Any | Any | An option to ignore foreign key checks |
| 62740 | 2011-10-14 15:34 | 2022-08-17 12:11 | MySQL Server: InnoDB storage engine | Verified (3962 days) | S1 | 5.5.15 | MacOS (10.6.8) | Any | Crashes during startup in crash recovery InnoDB |
| 63122 | 2011-11-06 22:51 | 2020-06-18 9:14 | MySQL Server: InnoDB storage engine | Verified (4545 days) | S3 | 5.0+ | Any | Any | "Searched SQL update" seems to release lock got by "select for update" |
| 63879 | 2011-12-30 10:01 | 2011-12-30 15:11 | MySQL Server: InnoDB storage engine | Verified (4493 days) | S3 | 5.1 | Any | Any | Dropping a partitioned table is extremely costly |
| 64304 | 2012-02-12 17:04 | 2012-02-16 9:49 | MySQL Server: InnoDB storage engine | Verified (4449 days) | S5 | 5.5 | Any | Any | assemble to implement procedure of transforming between big-end and little-end |
| 65579 | 2012-06-11 7:07 | 2012-06-18 6:38 | MySQL Server: InnoDB storage engine | Verified (4329 days) | S2 | 5.5.24 | Any | Any | InnoDB: Page dump in ascii and hex - filled drive in minutes |
| 65581 | 2012-06-11 10:07 | 2012-06-18 6:37 | MySQL Server: InnoDB storage engine | Verified (4329 days) | S3 | 5.5 | Any | Any | INSERT statement can be delayed by SELECT ... LOCK. |
| 65889 | 2012-07-13 0:21 | 2012-07-16 10:18 | MySQL Server: InnoDB storage engine | Verified (4297 days) | S3 | <=5.5 | Any | Any | Appended primary key stored inefficiently in unique surrogate keys |
| 65901 | 2012-07-15 1:56 | 2012-07-16 10:03 | MySQL Server: InnoDB storage engine | Verified (4295 days) | S3 | 5.1, 5.5, 5.6 | Any | Any | AUTO_INCREMENT option on InnoDB table is ignored if added before autoinc column |
| 66079 | 2012-07-30 2:59 | 2012-08-01 14:19 | MySQL Server: InnoDB storage engine | Verified (4280 days) | S5 | 5.5+ | Any | Any | unnecessary calling trx_sys_update_mysql_binlog_offset when sql_log_bin=0 |
| 66683 | 2012-09-04 13:57 | 2012-09-04 18:47 | MySQL Server: InnoDB storage engine | Verified (4244 days) | S3 | 5.5.27 | Any | Any | InnoDB doesn't report DB_OUT_OF_FILE_SPACE during recovery |
| 67196 | 2012-10-11 21:00 | 2012-10-12 12:22 | MySQL Server: InnoDB storage engine | Verified (4206 days) | S3 | 5.5, 5.6 | Any | Any | ENUM type not treated correctly in HAVING w/ MAX() |
| 67600 | 2012-11-15 21:40 | 2016-02-25 12:24 | MySQL Server: InnoDB storage engine | Verified | S2 | 5.6.8-rc | Any | Any | Server crashes when opening InnoDB table on read-only media |
| 67745 | 2012-11-28 17:15 | 2016-07-27 15:46 | MySQL Server: InnoDB storage engine | Verified (4159 days) | S2 | 5.5.28, 5.5.30, 5.7.1 | Linux (RHEL 6.2) | Any | Too much row locks when using SELECT for UPDATE, LIMIT and ORDER BY |
| 67808 | 2012-12-05 2:45 | 2012-12-26 2:34 | MySQL Server: InnoDB storage engine | Verified (4131 days) | S2 | 5.5.* | Any | Any | in innodb engine, double write and multi-buffer pool instance reduce concurrency |
| 68023 | 2013-01-03 19:42 | 2015-06-03 10:58 | MySQL Server: InnoDB storage engine | Verified (4104 days) | S3 | All | Any | Any | InnoDB reserves an excessive amount of disk space for write operations |
| 68064 | 2013-01-10 4:17 | 2018-05-04 7:43 | MySQL Server: InnoDB storage engine | Verified (4104 days) | S3 | 5.5.16, 5.5.31 | Solaris | Any | mysql crashes when Solaris resource controls prevent memory from allocation |
| 68109 | 2013-01-17 18:36 | 2013-01-17 18:37 | MySQL Server: InnoDB storage engine | Verified | S3 | 5.1.69, 5.5.31, 5.7.1 | Any | Any | Add more debugging information for InnoDB purge thread |
| 68207 | 2013-01-28 17:01 | 2013-01-31 13:41 | MySQL Server: InnoDB storage engine | Verified (4095 days) | S3 | 5.6 | Any | Any | too much contention on "os_mutex" |
| 68214 | 2013-01-29 6:20 | 2013-01-30 5:49 | MySQL Server: InnoDB storage engine | Verified (4097 days) | S3 | mysql-5.5.29 | Linux (UNIX) | Any | Inconsistency of case sensitivity |
| 68544 | 2013-03-01 19:52 | 2013-03-02 14:36 | MySQL Server: InnoDB storage engine | Verified (4065 days) | S3 | 5.5 | Any | Any | Ability to support multiple buffer pools with per-table assignment |
| 68545 | 2013-03-01 19:56 | 2013-05-27 9:41 | MySQL Server: InnoDB storage engine | Verified (3979 days) | S3 | 5.5 | Any | Any | InnoDB should check left/right pages when target page is full to avoid splitting |
| 68546 | 2013-03-01 19:58 | 2013-08-19 17:15 | MySQL Server: InnoDB storage engine | Verified (3895 days) | S3 | 5.5 | Any | Any | InnoDB stores PRIMARY KEY fields in unique secondary index non-leaf pages |
| 68552 | 2013-03-02 13:00 | 2013-03-04 8:50 | MySQL Server: InnoDB storage engine | Verified (4063 days) | S3 | 5.1 builtin, plugin, 5.5, 5.6 | Any | Any | Leftover prototype for dict_load_space_id_list() |
| 68555 | 2013-03-03 21:34 | 2013-11-11 15:53 | MySQL Server: InnoDB storage engine | Verified (3811 days) | S5 | 5.6.10 | Any | Any | thread convoys from log_checkpoint_margin with innodb_buffer_pool_instances > 1 |
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