Avoid superfluous buffer locking during nbtree backwards scans

5112

Title

Topic

Performance

Created

2024-07-05 16:50:34

Last modified

2024-08-11 19:44:36 (3 months, 1 week ago)

Latest email

2024-11-13 14:51:47 (1 week ago)

Status

2024-09: Committed

Target version

Authors

Peter Geoghegan (pgeoghegan)

Reviewers

Matthias van de Meent (mmeent)Become reviewer

Committer

Peter Geoghegan (pgeoghegan)

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/5112
git checkout commitfest/cf/5112

Emails

Avoiding superfluous buffer locking during nbtree backwards scans: First at 2024-07-05 16:47:49 by Peter Geoghegan <pg at bowt.ie>
Latest at 2024-11-13 14:51:47 by Peter Geoghegan <pg at bowt.ie>
Latest attachment (v1-0001-Use-_bt_returnitem-wrapper-function.patch) at 2024-11-12 15:55:02 from Peter Geoghegan <pg at bowt.ie>
    Attachment (v1-0001-Use-_bt_returnitem-wrapper-function.patch) at 2024-11-12 15:55:02 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)
    Attachment (v2-0001-Fix-confusion-with-nbtree-parallel-scan-currPos-s.patch) at 2024-11-07 22:42:47 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)
    Attachment (v1-0001-Fix-confusion-with-nbtree-parallel-scan-currPos-s.patch) at 2024-11-07 19:19:32 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)
    Attachment (v6-0001-Optimize-and-simplify-nbtree-backwards-scans.patch) at 2024-10-16 18:02:42 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)
    Attachment (v5-0001-Optimize-and-simplify-nbtree-backwards-scans.patch) at 2024-10-11 23:29:12 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)
    Attachment (v4-0001-Optimize-and-simplify-nbtree-backwards-scans.patch) at 2024-10-10 17:41:13 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)
    Attachment (v3-0001-Avoid-unneeded-nbtree-backwards-scan-buffer-locks.patch) at 2024-09-02 11:31:55 from Matthias van de Meent <boekewurm+postgres at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Avoid-unneeded-nbtree-backwards-scan-buffer-locks.patch) at 2024-08-30 19:43:22 from Matthias van de Meent <boekewurm+postgres at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Avoid-unneeded-nbtree-backwards-scan-buffer-locks.patch) at 2024-08-19 11:43:35 from Matthias van de Meent <boekewurm+postgres at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Avoid-unneeded-nbtree-backwards-scan-buffer-lock.patch) at 2024-07-05 16:47:49 from Peter Geoghegan <pg at bowt.ie> (Patch: Yes)

History

When	Who	What
2024-08-11 19:44:36	Peter Geoghegan (pgeoghegan)	Closed in commitfest 2024-09 with status: Committed
2024-08-11 19:44:36	Peter Geoghegan (pgeoghegan)	Changed committer to pgeoghegan
2024-08-06 23:41:29	Matthias van de Meent (mmeent)	Added mmeent as reviewer
2024-07-05 16:50:42	Peter Geoghegan (pgeoghegan)	Changed authors to Peter Geoghegan (pgeoghegan)
2024-07-05 16:50:34	Peter Geoghegan (pgeoghegan)	Attached mail thread CAH2-Wz=xgs7PojG=EUvhgadwENzu_mY_riNh-w9wFPsaS717ew@mail.gmail.com
2024-07-05 16:50:34	Peter Geoghegan (pgeoghegan)	Created patch record