fix spinlock contention in LogwrtResult

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Title

Topic

Performance

Created

2020-08-31 20:55:07

Last modified

2022-06-29 21:32:42 (2 days, 5 hours ago)

Latest email

2022-04-07 18:29:44 (2 months, 3 weeks ago)

Status

2022-07: Ready for Committer

2022-03: Moved to next CF

2022-01: Moved to next CF

2021-11: Moved to next CF

2021-09: Moved to next CF

2021-07: Moved to next CF

2021-03: Moved to next CF

2021-01: Moved to next CF

2020-11: Moved to next CF

2020-09: Moved to next CF

Target version

Authors

Álvaro Herrera (alvherre)

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LogwrtResult contended spinlock: First at 2020-08-31 18:21:56 by Alvaro Herrera <alvherre at 2ndquadrant.com>
Latest at 2022-04-07 18:29:44 by Alvaro Herrera <alvherre at alvh.no-ip.org>
Latest attachment (v9-0001-Make-XLogCtl-LogwrtResult-accessible-with-atomics.patch) at 2022-04-05 18:16:28 from Alvaro Herrera <alvherre at alvh.no-ip.org>
    Attachment (v9-0001-Make-XLogCtl-LogwrtResult-accessible-with-atomics.patch) at 2022-04-05 18:16:28 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v8-0001-Split-LogwrtResult-into-separate-variables.patch) at 2022-04-05 15:47:04 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v7-0001-Change-XLogCtl-LogwrtResult-to-use-atomic-ops.patch) at 2022-03-22 16:11:20 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v6-0001-Change-XLogCtl-LogwrtResult-to-use-atomic-ops.patch) at 2022-03-22 13:49:13 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v5-0001-make-LogwrtResult-atomic.patch) at 2021-11-22 21:56:43 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)
    Attachment (logwrt-4.patch) at 2021-11-18 22:15:58 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)
    Attachment (0001-add-pg_atomic_monotonic_advance_u64.patch) at 2021-02-02 23:19:19 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)
    Attachment (v2-0001-add-pg_atomic_monotonic_advance_u64.patch) at 2021-01-30 01:47:56 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)
    Attachment (0001-use-an-LWLock-rather-than-spinlock-for-Logwrt-Result.patch) at 2020-08-31 18:21:56 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)

History

When	Who	What
2022-06-29 21:32:42	Jacob Champion (jchampion)	Closed in commitfest 2022-03 with status: Moved to next CF
2022-03-22 13:49:45	Álvaro Herrera (alvherre)	New status: Ready for Committer
2022-03-22 01:11:15	Andres Freund (andresfreund)	New status: Waiting on Author
2022-02-02 16:29:56	Julien Rouhaud (rjuju)	Closed in commitfest 2022-01 with status: Moved to next CF
2021-12-02 11:08:17	Daniel Gustafsson (d_gustafsson)	Closed in commitfest 2021-11 with status: Moved to next CF
2021-12-02 11:08:12	Daniel Gustafsson (d_gustafsson)	New status: Needs review
2021-10-02 06:09:17	Jaime Casanova (jcasanov)	New status: Waiting on Author
2021-10-02 06:09:03	Jaime Casanova (jcasanov)	Closed in commitfest 2021-09 with status: Moved to next CF
2021-10-02 06:08:56	Jaime Casanova (jcasanov)	New status: Needs review
2021-08-03 02:43:40	Masahiko Sawada (masahikosawada)	New status: Waiting on Author
2021-08-03 02:42:44	Masahiko Sawada (masahikosawada)	Closed in commitfest 2021-07 with status: Moved to next CF
2021-08-03 02:42:41	Masahiko Sawada (masahikosawada)	New status: Needs review
2021-04-08 14:41:53	David Steele (dsteele)	New status: Waiting on Author
2021-04-08 14:41:39	David Steele (dsteele)	Closed in commitfest 2021-03 with status: Moved to next CF
2021-04-08 14:41:34	David Steele (dsteele)	New status: Needs review
2021-02-01 13:09:57	Masahiko Sawada (masahikosawada)	New status: Waiting on Author
2021-02-01 13:09:27	Masahiko Sawada (masahikosawada)	Closed in commitfest 2021-01 with status: Moved to next CF
2021-02-01 13:09:24	Masahiko Sawada (masahikosawada)	New status: Needs review
2020-12-01 14:15:20	Anastasia Lubennikova (lubennikovaav)	New status: Waiting on Author
2020-12-01 14:15:15	Anastasia Lubennikova (lubennikovaav)	Closed in commitfest 2020-11 with status: Moved to next CF
2020-12-01 14:15:11	Anastasia Lubennikova (lubennikovaav)	New status: Needs review
2020-10-23 08:37:39	Heikki Linnakangas (heikki)	New status: Waiting on Author
2020-10-01 04:11:11	Michael Paquier (michael-kun)	Closed in commitfest 2020-09 with status: Moved to next CF
2020-08-31 20:55:14	Álvaro Herrera (alvherre)	Changed authors to Álvaro Herrera (alvherre)
2020-08-31 20:55:07	Álvaro Herrera (alvherre)	Attached mail thread 20200831182156.GA3983@alvherre.pgsql
2020-08-31 20:55:07	Álvaro Herrera (alvherre)	Created patch record

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