Prefetch the next tuple's memory during seqscans

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ID 3978
Title Prefetch the next tuple's memory during seqscans
CI (CFBot) Not processed
Stats (from CFBot) Unknown
Tags Performance
Created 2022-10-31 03:53:52
Last modified 2024-01-22 09:51:26 (2 years ago)
Latest email 2024-01-22 10:15:59 (2 years ago)
Status
2024-01 (2024-01-01 – 2024-01-31): Withdrawn
2023-11 (2023-11-01 – 2023-12-04): Moved to different CF
2023-09 (2023-09-01 – 2023-09-30): Moved to different CF
2023-07 (2023-07-01 – 2023-07-31): Moved to different CF
2023-03 (2023-03-01 – 2023-04-08): Moved to different CF
2023-01 (2023-01-01 – 2023-01-31): Moved to different CF
2022-11 (2022-11-01 – 2022-11-30): Moved to different CF
Target version
Authors David Rowley (davidrowley), Thomas Munro (macdice)
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Prefetch the next tuple's memory during seqscans
First at 2022-10-31 03:52:52 by David Rowley <dgrowleyml at gmail.com>
Latest at 2024-01-22 10:15:59 by David Rowley <dgrowleyml at gmail.com>
Latest attachment (v2-0001-Add-pg_prefetch_mem-macro-to-load-cache-lines.patch) at 2023-07-10 09:34:38 from Daniel Gustafsson <daniel at yesql.se>
    Attachment (v2-0001-Add-pg_prefetch_mem-macro-to-load-cache-lines.patch) at 2023-07-10 09:34:38 from Daniel Gustafsson <daniel at yesql.se> (Patch: Yes)
    Attachment (v2-0001-Add-pg_prefetch_mem-macro-to-load-cache-lines.patch) at 2023-07-10 09:32:28 from Daniel Gustafsson <daniel at yesql.se> (Patch: Yes)
    Attachment (v1-0001-Add-pg_prefetch_mem-macro-to-load-cache-lines.patch) at 2023-04-04 04:50:09 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (tpch_results.txt) at 2022-11-24 09:25:09 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (v2-0001-Add-pg_prefetch_mem-macro-to-load-cache-lines.patch) at 2022-11-22 21:58:07 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (prefetch-heapgetpage.diff) at 2022-11-02 17:25:44 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (bench_prefetch.sh.txt) at 2022-10-31 22:17:14 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (0001-Add-pg_prefetch_mem-macro-to-load-cache-lines.patch) at 2022-10-31 03:52:52 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
History
When Who What
2024-01-22 09:51:26 David Rowley (davidrowley) Closed in commitfest 2024-01 with status: Withdrawn
2023-12-04 09:19:30 John Naylor (john.naylor) Closed in commitfest 2023-11 with status: Moved to next CF
2023-10-02 09:46:11 Peter Eisentraut (petere) Closed in commitfest 2023-09 with status: Moved to next CF
2023-08-03 08:07:59 Daniel Gustafsson (d_gustafsson) Closed in commitfest 2023-07 with status: Moved to next CF
2023-07-10 09:34:50 Daniel Gustafsson (d_gustafsson) New status: Needs review
2023-04-09 01:40:04 Greg Stark (stark) Closed in commitfest 2023-03 with status: Moved to next CF
2023-01-30 02:19:49 David Rowley (davidrowley) Closed in commitfest 2023-01 with status: Moved to next CF
2023-01-09 02:39:40 vigneshwaran C (vignesh.postgres) New status: Waiting on Author
2022-12-13 10:57:17 Thomas Munro (macdice) Closed in commitfest 2022-11 with status: Moved to next CF
2022-10-31 03:54:07 David Rowley (davidrowley) Changed authors to David Rowley (davidrowley), Thomas Munro (macdice)
2022-10-31 03:53:52 David Rowley (davidrowley) Attached mail thread CAApHDvpTRx7hqFZGiZJ=d9JN4h1tzJ2=xt7bM-9XRmpVj63psQ@mail.gmail.com
2022-10-31 03:53:52 David Rowley (davidrowley) Created patch record
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