Make PostmasterIsAlive() go faster with signals

Title

CI (CFBot)

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Stats (from CFBot)

Unknown

Tags

Performance

Created

2018-04-18 05:52:53

Last modified

2018-07-11 01:19:14 (7 years ago)

Latest email

2018-07-11 08:10:14 (7 years ago)

Status

2018-07 (2018-07-01 – 2018-07-31): Committed

Target version

Authors

Thomas Munro (macdice)

Reviewers

Heikki Linnakangas (heikki)Become reviewer

Committer

Thomas Munro (macdice)

Links

Emails

Excessive PostmasterIsAlive calls slow down WAL redo: First at 2018-04-05 07:23:43 by Heikki Linnakangas <hlinnaka at iki.fi>
Latest at 2018-07-11 08:10:14 by Heikki Linnakangas <hlinnaka at iki.fi>
Latest attachment (0001-Use-signals-for-postmaster-death-on-Linux-2.patch) at 2018-07-10 11:39:38 from Heikki Linnakangas <hlinnaka at iki.fi>

Attachment (0001-Use-signals-for-postmaster-death-on-Linux-2.patch) at 2018-07-10 11:39:38 from Heikki Linnakangas <hlinnaka at iki.fi> (Patch: Yes)
    Attachment (0001-Use-signals-for-postmaster-death-on-Linux-v4.patch) at 2018-04-25 06:23:26 from Thomas Munro <thomas.munro at enterprisedb.com> (Patch: Yes)
    Attachment (0001-Use-signals-for-postmaster-death-on-Linux-v3.patch) at 2018-04-21 00:25:27 from Thomas Munro <thomas.munro at enterprisedb.com> (Patch: Yes)
    Attachment (0001-Use-signals-for-postmaster-death-on-Linux-v2.patch) at 2018-04-19 03:05:50 from Thomas Munro <thomas.munro at enterprisedb.com> (Patch: Yes)
    Attachment (0001-Use-signals-for-postmaster-death-detection-on-Linux.patch) at 2018-04-18 05:04:17 from Thomas Munro <thomas.munro at enterprisedb.com> (Patch: Yes)
    Attachment (0001-Call-HandleStartupProcInterrupts-less-frequently-in-.patch) at 2018-04-05 07:23:43 from Heikki Linnakangas <hlinnaka at iki.fi> (Patch: Yes)

History

When	Who	What
2018-07-11 01:19:14	Thomas Munro (macdice)	Closed in commitfest 2018-07 with status: Committed
2018-07-11 01:19:14	Thomas Munro (macdice)	Changed committer to macdice
2018-07-10 11:40:23	Heikki Linnakangas (heikki)	New status: Waiting on Author
2018-07-10 11:40:18	Heikki Linnakangas (heikki)	Added heikki as reviewer
2018-04-18 05:53:01	Thomas Munro (macdice)	Changed authors to Thomas Munro (macdice)
2018-04-18 05:52:53	Thomas Munro (macdice)	Attached mail thread 7261eb39-0369-f2f4-1bb5-62f3b6083b5e@iki.fi
2018-04-18 05:52:53	Thomas Munro (macdice)	Created patch record