Reduce PostmasterIsAlive() checks during recovery

2733

Title

Topic

Performance

Created

2020-09-18 00:31:09

Last modified

2021-03-12 06:56:56 (3 years, 8 months ago)

Latest email

2021-07-12 12:18:15 (3 years, 4 months ago)

Status

2021-03: Committed

2021-01: Moved to next CF

2020-11: Moved to next CF

Target version

Authors

Thomas Munro (macdice)

Reviewers

Become reviewer

Committer

Thomas Munro (macdice)

Links

CFbot results (CirrusCI) CFbot GitHub

Checkout latest CFbot patchset

Go to your local checkout of the PostgreSQL repository and run:

git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/2733
git checkout commitfest/cf/2733

Emails

PostmasterIsAlive() in recovery (non-USE_POST_MASTER_DEATH_SIGNAL builds): First at 2020-09-17 09:48:17 by Thomas Munro <thomas.munro at gmail.com>
Latest at 2021-07-12 12:18:15 by Thomas Munro <thomas.munro at gmail.com>
Latest attachment (0001-Use-SIGIO-to-detect-postmaster-death.patch) at 2021-04-09 04:01:28 from Thomas Munro <thomas.munro at gmail.com>
    Attachment (0001-Use-SIGIO-to-detect-postmaster-death.patch) at 2021-04-09 04:01:28 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (rename_walrcvexit_wait_event.patch) at 2021-03-23 01:43:59 from Fujii Masao <masao.fujii at oss.nttdata.com> (Patch: Yes)
    Attachment (v6-0001-Add-condition-variable-for-walreceiver-state.patch) at 2021-03-02 01:10:20 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (v5-0001-Replace-some-sleep-poll-loops-with-WaitLatch.patch) at 2021-03-01 11:00:08 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (v4-0001-Poll-postmaster-less-frequently-in-recovery.patch) at 2020-09-24 05:55:17 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (v3-0001-Allow-WaitLatch-to-be-used-without-a-latch.patch) at 2020-09-19 21:29:07 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Allow-WaitLatch-to-be-used-without-a-latch.patch) at 2020-09-18 00:30:01 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (0001-Poll-postmaster-less-frequently-in-recovery.patch) at 2020-09-17 09:48:17 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)

History

When	Who	What
2021-03-12 06:56:56	Thomas Munro (macdice)	Closed in commitfest 2021-03 with status: Committed
2021-03-12 06:56:56	Thomas Munro (macdice)	Changed committer to macdice
2021-02-01 12:37:19	Masahiko Sawada (masahikosawada)	Closed in commitfest 2021-01 with status: Moved to next CF
2020-12-01 11:05:34	Anastasia Lubennikova (lubennikovaav)	Closed in commitfest 2020-11 with status: Moved to next CF
2020-09-18 00:31:19	Thomas Munro (macdice)	Changed authors to Thomas Munro (macdice)
2020-09-18 00:31:09	Thomas Munro (macdice)	Attached mail thread CA+hUKGK1607VmtrDUHQXrsooU=ap4g4R2yaoByWOOA3m8xevUQ@mail.gmail.com
2020-09-18 00:31:09	Thomas Munro (macdice)	Created patch record