[MDEV-13073] AliSQL: [Performance] Issue #40 Optimize performance of semisync Created: 2017-06-13 Updated: 2023-03-23 Resolved: 2018-03-27 |
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| Status: | Closed |
| Project: | MariaDB Server |
| Component/s: | Replication |
| Fix Version/s: | 10.3.5 |
| Type: | Task | Priority: | Major |
| Reporter: | Sergey Vojtovich | Assignee: | Axel Schwenke |
| Resolution: | Fixed | Votes: | 0 |
| Labels: | None | ||
| Issue Links: |
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| Epic Link: | AliSQL patches | ||||||||||||
| Sprint: | 10.1.32, 10.3.6-1 | ||||||||||||
| Description |
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https://github.com/alibaba/AliSQL/commit/348783276913b0ad73d7a473498c0f8ea42ee9b0 This patch makes the variable rpl_semi_sync_slave obsolete, which is why it was removed. |
| Comments |
| Comment by Andrei Elkin [ 2017-11-29 ] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Axel, hallo. The latest code patch is in `bb-10.2-semisync_ali` branch. Monty suggests to Cheers, Andrei | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comment by Axel Schwenke [ 2018-01-23 ] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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no idea why this is still assigned to me -> back to monty | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comment by Michael Widenius [ 2018-02-15 ] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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This patch is already in 10.3 since November. However, it needs to be benchmarked to ensure that we don't need to do any additional | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comment by Axel Schwenke [ 2018-03-27 ] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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I've rerun the benchmark for 10.3.5 and it is actually even faster than the branches I did before (probably due to latest InnoDB enhancements). Hence this can be shipped as is in 10.3.
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