Optimize truncation logic to reduce AccessExclusive lock impact

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v1, Patch count: 1, First patch: +42−8, All patches: +42−8

Tags

Good First Review Performance

Created

2026-09-17 02:46:12

Last modified

2026-09-17 02:46:19 (2 hours ago)

Latest email

2026-09-17 02:44:44 (2 hours ago)

Status

PG20-3 (2026-11-01 – 2026-11-30): Needs review

Target version

Authors

shihao zhong (zhong950419), Stepan Neretin (snpgg)

Reviewers

Become reviewer

Committer

Links

Emails

Optimize truncation logic to reduce AccessExclusive lock impact: First at 2025-03-18 06:03:38 by Stepan Neretin <slpmcf at gmail.com>
Latest at 2026-09-17 02:44:44 by shihao zhong <zhong950419 at gmail.com>
Latest attachment (v1-0001-Let-smgrtruncate-pass-the-known-fork-sizes-to-Dro.patch) at 2026-09-17 02:44:44 from shihao zhong <zhong950419 at gmail.com>
Attachment (v1-0001-Let-smgrtruncate-pass-the-known-fork-sizes-to-Dro.patch) at 2026-09-17 02:44:44 from shihao zhong <zhong950419 at gmail.com> (Patch: No)
Attachment (03164ee7bce36946eaa521f6db2be1b30bead577.diff) at 2025-03-18 06:03:38 from Stepan Neretin <slpmcf at gmail.com> (Patch: Yes)

History

When	Who	What
2026-09-17 02:46:19	shihao zhong (zhong950419)	Changed tags to Good First Review, Performance
2026-09-17 02:46:13	shihao zhong (zhong950419)	Attached mail thread CA+Yyo5Trs9x03-sc4PpmEXPY9K_B_jbEbNd01RbF+vOxs3zVUA@mail.gmail.com
2026-09-17 02:46:12	shihao zhong (zhong950419)	Created patch record