Reduce reorder buffer spill from O(N²) to O(N) during vacuum storms

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ID 6933
Title Reduce reorder buffer spill from O(N²) to O(N) during vacuum storms
CI (CFBot) Summary
Stats (from CFBot) Patch version: v1, Patch count: 2, First patch: +372−61, All patches: +764−61
Tags Logical Replication Performance
Created 2026-06-24 14:32:34
Last modified 2026-08-01 13:52:02 (1 hour ago)
Latest email 2026-05-12 08:55:23 (2 months ago)
Status
PG20-2 (2026-09-01 – 2026-09-30): Needs review
PG20-1 (2026-07-01 – 2026-07-31): Moved to different CF
Target version 20
Authors Rui Zhao (zhaorui)
Reviewers Become reviewer
Committer
Links
Emails
Lazy snapshot distribution in logical decoding
First at 2026-05-12 08:55:23 by Rui Zhao <zhaorui126 at gmail.com>
Latest at 2026-05-12 08:55:23 by Rui Zhao <zhaorui126 at gmail.com>
Latest attachment (v1-0001-Lazy-snapshot-distribution-in-logical-decoding.patch) at 2026-05-12 08:55:23 from Rui Zhao <zhaorui126 at gmail.com>
    Attachment (v1-0001-Lazy-snapshot-distribution-in-logical-decoding.patch) at 2026-05-12 08:55:23 from Rui Zhao <zhaorui126 at gmail.com> (Patch: No)
History
When Who What
2026-08-01 13:52:02 Rui Zhao (zhaorui) Moved from CF PG20-1 to CF PG20-2
2026-06-24 14:32:35 Rui Zhao (zhaorui) Attached mail thread 578D6ABA-FC6B-4E08-955F-3493BA6FACA1@gmail.com
2026-06-24 14:32:34 Rui Zhao (zhaorui) Created patch record
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