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

Title

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

2026-09-10 02:35:07 (55 minutes ago)

Latest email

2026-09-05 02:04:08 (5 days ago)

Status

PG20-3 (2026-11-01 – 2026-11-30): Waiting on Author

PG20-2 (2026-09-01 – 2026-09-30): Moved to different CF

PG20-1 (2026-07-01 – 2026-07-31): Moved to different CF

Target version

Authors

Rui Zhao (zhaorui)

Reviewers

shihao zhong (zhong950419) 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 2026-09-05 02:04:08 by shihao zhong <zhong950419 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
2026-09-10 02:35:07	Rui Zhao (zhaorui)	Moved from CF PG20-2 to CF PG20-3
2026-09-05 02:04:53	shihao zhong (zhong950419)	Added zhong950419 as reviewer
2026-09-05 02:04:50	shihao zhong (zhong950419)	New status: Waiting on Author
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