Replace buffer manager spinlock with atomic operations

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408

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Topic

Performance

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Created

2015-10-29 17:20:13

Last modified

2016-04-11 11:31:05 (9 years ago)

Latest email

2016-04-11 05:10:04 (9 years ago)

Status

2016-03 (2016-03-01 - 2016-03-31): Committed

2016-01 (2016-01-02 - 2016-02-08): Moved to different CF

2015-11 (2015-11-01 - 2015-11-30): Moved to different CF

Target version

Authors

Andres Freund (andresfreund), Alexander Korotkov (smagen)

Reviewers

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Committer

Andres Freund (andresfreund)

Links

Emails

Move PinBuffer and UnpinBuffer to atomics: First at 2015-09-11 10:23:24 by YUriy Zhuravlev <u.zhuravlev at postgrespro.ru>
Latest at 2016-04-11 05:10:04 by Andres Freund <andres at anarazel.de>
Latest attachment (0001-Finish-09adc9a8c09c9640de05c7023b27fb83c761e91c.patch) at 2016-04-11 05:10:04 from Andres Freund <andres at anarazel.de>
    Attachment (0001-Finish-09adc9a8c09c9640de05c7023b27fb83c761e91c.patch) at 2016-04-11 05:10:04 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (0001-Allow-Pin-UnpinBuffer-to-operate-in-a-lockfree-manne.patch) at 2016-04-08 16:39:46 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (perf_pgbench_ro.sh) at 2016-04-06 14:04:43 from Dilip Kumar <dilipbalaut at gmail.com> (Patch: No)
    Attachment (backoff.patch) at 2016-04-04 08:58:31 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (result.tar) at 2016-04-03 04:25:12 from Dilip Kumar <dilipbalaut at gmail.com> (Patch: No)
    Attachment (graph.png) at 2016-03-31 20:14:15 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: No)
    Attachment (pinunpin-cas-9.patch) at 2016-03-31 17:21:02 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (pinunpin-cas-8.patch) at 2016-03-31 15:44:46 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (0001-WIP-Avoid-the-use-of-a-separate-spinlock-to-protect-.patch) at 2016-03-31 12:22:30 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (pinunpin-cas-7.patch) at 2016-03-29 17:22:00 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (pinunpin-cas-6.patch) at 2016-03-28 12:46:43 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (graph.png) at 2016-03-27 09:38:25 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: No)
    Attachment (pinunpin-cas-5.patch) at 2016-03-22 10:08:01 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (pinunpin-cas-4.patch) at 2016-03-19 20:10:29 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (clients_1.png) at 2016-03-13 21:39:40 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: No)
    Attachment (pinunpin-cas-3.patch) at 2016-02-29 11:48:25 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (pinunpin-cas-2.patch) at 2016-02-01 10:06:57 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (pinunpin-cas_rebased.patch) at 2016-01-19 10:31:51 from Dilip Kumar <dilipbalaut at gmail.com> (Patch: Yes)
    Attachment (ibm-scalability.png) at 2015-12-08 09:53:49 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: No)
    Attachment (pinunpin_readonly.png) at 2015-11-10 17:03:11 from Jesper Pedersen <jesper.pedersen at redhat.com> (Patch: No)
    Attachment (pinunpin_v2.png) at 2015-11-09 16:54:59 from Jesper Pedersen <jesper.pedersen at redhat.com> (Patch: No)
    Attachment (pinunpin.png) at 2015-11-06 20:31:37 from Jesper Pedersen <jesper.pedersen at redhat.com> (Patch: No)
    Attachment (pinunpin-comparison.csv) at 2015-10-30 13:28:22 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: No)
    Attachment (pinunpin-cas.patch) at 2015-10-29 17:18:49 from Alexander Korotkov <a.korotkov at postgrespro.ru> (Patch: Yes)
    Attachment (bufferpin.diff) at 2015-09-15 02:06:25 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (atomic_bufmgr_v5.patch) at 2015-09-11 10:23:24 from YUriy Zhuravlev <u.zhuravlev at postgrespro.ru> (Patch: Yes)

History

When	Who	What
2023-06-29 01:29:10	yongquan li (yongquanl)	Removed yongquanl from reviewers
2023-06-29 01:28:57	yongquan li (yongquanl)	Added yongquanl as reviewer
2016-04-11 11:31:05	David Steele (dsteele)	Closed in commitfest 2016-03 with status: Committed
2016-04-07 18:15:24	Robert Haas (rhaas)	New status: Ready for Committer
2016-04-01 08:57:31	Alexander Korotkov (smagen)	New status: Needs review
2016-03-29 15:14:36	David Steele (dsteele)	New status: Waiting on Author
2016-03-16 20:27:20	Andres Freund (andresfreund)	Added andresfreund as committer
2016-02-01 21:35:14	Álvaro Herrera (alvherre)	Closed in commitfest 2016-01 with status: Moved to next CF
2015-12-24 02:56:08	Michael Paquier (michael-kun)	Closed in commitfest 2015-11 with status: Moved to next CF
2015-10-29 17:20:29	Alexander Korotkov (smagen)	Changed authors to Andres Freund (andresfreund), Alexander Korotkov (smagen)
2015-10-29 17:20:13	Alexander Korotkov (smagen)	Attached mail thread 2400449.GjM57CE0Yg@dinodell
2015-10-29 17:20:13	Alexander Korotkov (smagen)	Created patch record

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