enhancing pg_basebackup speeds up to ~23Gbps (small fixes + io_uring/Direct I/O)

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ID 7142
Title enhancing pg_basebackup speeds up to ~23Gbps (small fixes + io_uring/Direct I/O)
CI (CFBot) Summary
Stats (from CFBot) Patch version: v06112026, Patch count: 11, First patch: +12−12, All patches: +1333−267
Tags Performance
Created 2026-08-13 08:31:09
Last modified 2026-10-01 00:00:10 (1 month ago)
Latest email 2026-11-06 10:10:27 (4 days ago)
Status
PG20-3 (2026-11-01 – 2026-11-30): Needs review
PG20-2 (2026-09-01 – 2026-09-30): Moved to different CF
Target version 20
Authors Jakub Wartak (jakub.wartak.tomtom)
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enhancing pg_basebackup speeds up to ~23Gbps (small fixes + io_uring/Direct I/O)
First at 2026-08-13 08:27:51 by Jakub Wartak <jakub.wartak at enterprisedb.com>
Latest at 2026-11-06 10:10:27 by Jakub Wartak <jakub.wartak at enterprisedb.com>
Latest attachment (v06112026-0001-pg_basebackup-rename-the-blackhole-backup-.patch) at 2026-11-06 10:10:27 from Jakub Wartak <jakub.wartak at enterprisedb.com>
    Attachment (v06112026-0001-pg_basebackup-rename-the-blackhole-backup-.patch) at 2026-11-06 10:10:27 from Jakub Wartak <jakub.wartak at enterprisedb.com> (Patch: No)
    Attachment (v0005_05112026-0001-basebackup-bump-SINK_BUFFER_LENGTH-to.patch) at 2026-11-05 11:45:07 from Jakub Wartak <jakub.wartak at enterprisedb.com> (Patch: No)
    Attachment (0001-basebackup-bump-SINK_BUFFER_LENGTH-to-256kB.patch) at 2026-11-04 22:45:25 from Heikki Linnakangas <hlinnaka at iki.fi> (Patch: No)
    Attachment (v29102026-0002-Fix-re-reading-and-short-reads-races.-Outc.patch) at 2026-10-29 14:16:28 from Jakub Wartak <jakub.wartak at enterprisedb.com> (Patch: No)
    Attachment (v19102026-0004-basebackup-bump-SINK_BUFFER_LENGTH-to-256k.patch) at 2026-10-20 01:44:01 from Gustavo William <gustavowilliam0805 at gmail.com> (Patch: No)
    Attachment (v07102026-0004-basebackup-bump-SINK_BUFFER_LENGTH-to-256k.patch) at 2026-10-07 09:55:33 from Jakub Wartak <jakub.wartak at enterprisedb.com> (Patch: No)
    Attachment (v06102026-0002-pg_basebackup-add-new-client-blackhole-ben.patch) at 2026-10-06 13:10:38 from Jakub Wartak <jakub.wartak at enterprisedb.com> (Patch: No)
    Attachment (v22092026-0001-pg_basebackup-rename-the-blackhole-backup-.patch) at 2026-09-22 19:39:58 from Gustavo William <gustavowilliam0805 at gmail.com> (Patch: No)
    Attachment (0001-Prefetch-upcoming-blocks-during-incremental-base-bac.txt) at 2026-08-28 20:43:44 from Gustavo William <gustavowilliam0805 at gmail.com> (Patch: No)
    Attachment (v06082026-0003-pg_basebackup-report-average-data-transfer.patch) at 2026-08-13 08:27:51 from Jakub Wartak <jakub.wartak at enterprisedb.com> (Patch: No)
History
When Who What
2026-10-29 14:35:38 CFbot Patch does not need rebase anymore
2026-10-27 17:51:30 CFbot Patch needs rebase
2026-10-01 00:00:10 CFbot Moved from CF PG20-2 to CF PG20-3
2026-08-13 08:31:09 Jakub Wartak (jakub.wartak.tomtom) Attached mail thread CAKZiRmwwW-hDc3B6ERJB+paX7RNSBcQLheq1KdsTf42cGuRvuA@mail.gmail.com
2026-08-13 08:31:09 Jakub Wartak (jakub.wartak.tomtom) Created patch record
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