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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 95933 | 2019-06-23 16:06 | 2024-08-23 11:05 | MySQL Server: InnoDB storage engine | Closed (326 days) | S2 | 8.0.16 | Any | x86 | Performance regression of MySQL8.0 on 8 core environment |
| 96930 | 2019-09-18 13:55 | 2019-09-25 11:51 | MySQL Server | Not a Bug (2120 days) | S3 | Any | Any | lf_hash get performance regression when the bucket size is too large | |
| 99948 | 2020-06-21 22:23 | 2020-06-22 14:49 | MySQL Server: InnoDB storage engine | Verified (1849 days) | S3 | 8.0 | Any | Any | btr_attach_half_pages don't need to set prev_block or next_block |
| 99596 | 2020-05-15 20:27 | 2020-05-20 13:20 | MySQL Server: InnoDB storage engine | Verified (1882 days) | S3 | 8.0.* | Any | Any | create Fil_shard::create_node return wrong file node |
| 99486 | 2020-05-08 10:19 | 2020-05-09 7:58 | MySQL Server: InnoDB storage engine | Not a Bug (1893 days) | S3 | 8.0.20 | Any | Any | Too many work doing in class construct function in Buf_fetch_normal |
| 99243 | 2020-04-13 21:53 | 2020-04-16 13:15 | MySQL Server: InnoDB storage engine | Closed (1916 days) | S3 | 8.0.* | Any | Any | Don't need to get LRU_list_mutex in buf_page_io_complete if io_type is read |
| 99003 | 2020-03-20 10:28 | 2020-04-02 12:19 | MySQL Server: InnoDB storage engine | Not a Bug (1931 days) | S3 | 8.0.* | Any | Any | show engine innodb mutex should avoid the rw_lock_list_mutex |
| 98949 | 2020-03-13 21:20 | 2020-03-16 9:00 | MySQL Server: InnoDB storage engine | Not a Bug (1947 days) | S3 | 8.0.* | Any | Any | The count_os_wait in rw_lock_s_lock_spin could be wrong |
| 98945 | 2020-03-13 17:57 | 2020-03-20 12:59 | MySQL Server: Documentation | Closed (1944 days) | S3 | 8.0.* | Any | Any | show engine innodb mutex contain mutex of buffer pool blocks |
| 98715 | 2020-02-23 11:44 | 2020-02-27 12:54 | MySQL Server: Documentation | Closed (1966 days) | S3 | 8.0 | Any | Any | InnoDB_TRX table contain the read-only trnasaction |
| 97871 | 2019-12-03 22:37 | 2019-12-11 9:20 | MySQL Server: InnoDB storage engine | Not a Bug (2043 days) | S3 | Any | Any | the keep adjacent block in the same local segment should consider different file | |
| 97870 | 2019-12-03 22:32 | 2019-12-04 13:36 | MySQL Server: InnoDB storage engine | Not a Bug (2050 days) | S3 | ALL | Linux | Any | bugs when simulator AIO find free slot in it's slots |
| 97810 | 2019-11-27 10:10 | 2025-03-24 9:58 | MySQL Server | Can't repeat (2016 days) | S3 | 8.0.* | Any | Any | MySQL crash when compare with utf8mb4 |
| 100186 | 2020-07-11 21:16 | 2020-08-17 12:09 | MySQL Server: InnoDB storage engine | Can't repeat (1793 days) | S3 | 8.0.* | Any | Any | some useless latch on Btree search and modify path |
| 101706 | 2020-11-21 16:51 | 2020-12-03 14:25 | MySQL Server: InnoDB storage engine | Closed (1685 days) | S3 | 8.0 | Any | Any | check table can't find duplicate error in table |
| 101860 | 2020-12-03 18:15 | 2021-02-08 13:51 | MySQL Server: InnoDB storage engine | Unsupported (1618 days) | S3 | 5.6/5.7 | Any | Any | Deadlock happend under heavily write and delete workload |
| 96519 | 2019-08-13 10:55 | 2019-10-16 12:05 | MySQL Server: InnoDB storage engine | Closed (2100 days) | S3 | 8.0.* | Any | Any | there is bug when we compute write event slot |
| 104499 | 2021-07-31 20:35 | 2021-08-27 12:02 | MySQL Server: InnoDB storage engine | Verified (1419 days) | S3 | Any | Any | MySQL auto_inc value changed after a failed insert | |
| 104963 | 2021-09-16 20:13 | 2021-09-27 6:43 | MySQL Server: InnoDB storage engine | Not a Bug (1387 days) | S3 | Any | Any | can't set auto_inc value to 1 in an empty table in MySQL8.0 | |
| 112223 | 2023-08-30 20:44 | 2025-03-24 10:55 | MySQL Server: InnoDB storage engine | Verified (669 days) | S3 | all version | Any | Any | Adaptive Hash Index(AHI) use 1/64 memory, even it never be switch on |
| 95030 | 2019-04-15 18:23 | 2019-05-17 14:34 | MySQL Server: InnoDB storage engine | Verified (2251 days) | S3 | Any | Any | buf_read_page should be a synchronously operation | |
| 114446 | 2024-03-21 14:30 | 2024-04-22 10:14 | MySQL Server: InnoDB storage engine | Not a Bug (481 days) | S3 | 8.0.* | Any | Any | A deadlock example cause by lock inherit |
| 94403 | 2019-02-20 6:30 | 2019-02-26 14:18 | MySQL Server: InnoDB storage engine | Not a Bug (2331 days) | S3 | 8.0.14 | Any | Any | Question about the lwm_lsn and dpa_lsn in log_get_available_for_checkpoint_lsn |
| 114660 | 2024-04-16 21:37 | 2024-05-21 10:07 | MySQL Server: InnoDB storage engine | Closed (421 days) | S3 | 8.3 | Any | Any | miss notification when write larger than 1MB size data |
| 93736 | 2018-12-25 17:52 | 2019-01-22 8:19 | MySQL Server: InnoDB storage engine | Verified (2366 days) | S4 | Any | Any | I would suggest to add the relevant thread name by pthread_setname_np | |
| 96875 | 2019-09-14 10:59 | 2019-10-21 12:11 | MySQL Server: InnoDB storage engine | Not a Bug (2094 days) | S4 | Any | Any | add a option to disable InnoDB undo log purge | |
| 97358 | 2019-10-24 11:59 | 2019-10-25 12:21 | MySQL Server: InnoDB storage engine | Verified (2090 days) | S5 | 8.0.* | Any | Any | The log.flush_notifier_mutex in log_sys is useless |
| 96874 | 2019-09-14 10:38 | 2019-09-25 14:06 | MySQL Server: InnoDB storage engine | Verified (2120 days) | S5 | Any | Any | The write_notifier_mutex in log_sys is useless | |
| 103034 | 2021-03-18 9:29 | 2021-03-18 13:35 | MySQL Server: InnoDB storage engine | Verified (1580 days) | S5 | 8.0 | Any | Any | new undo log purge strategy purge record too slow on single table |
| 95934 | 2019-06-23 17:13 | 2019-07-05 8:17 | MySQL Server: InnoDB storage engine | Analyzing (2202 days) | S5 | 8.0.* | Any | Any | innodb_flush_log_at_trx_commit = 0 get performance regression on 8 core machine |
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