Fix cascading standby reconnect failure after archive fallback

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ID 6716
Title Fix cascading standby reconnect failure after archive fallback
CI (CFBot) Summary
Stats (from CFBot) Patch version: v7, Patch count: 1, First patch: +252−7, All patches: +252−7
Tags Bugfix
Created 2026-04-27 15:48:11
Last modified 2026-05-16 07:15:07 (2 days ago)
Latest email 2026-05-16 07:13:03 (2 days ago)
Status
PG20-1 (2026-07-01 – 2026-07-31): Needs review
Target version stable
Authors Marco Nenciarini (mnencia), Xuneng Zhou (dylanzhou)
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BUG: Cascading standby fails to reconnect after falling back to archive recovery
First at 2026-01-28 17:03:24 by Marco Nenciarini <marco.nenciarini at enterprisedb.com>
Latest at 2026-05-16 07:13:03 by Xuneng Zhou <xunengzhou at gmail.com>
Latest attachment (v7-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-04-27 16:50:28 from Marco Nenciarini <marco.nenciarini at enterprisedb.com>
    Attachment (v7-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-04-27 16:50:28 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: Yes)
    Attachment (v6-backpatch-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-21 10:52:28 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: Yes)
    Attachment (v5-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-20 11:45:02 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: Yes)
    Attachment (v4-backpatch-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-18 09:49:25 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: Yes)
    Attachment (v3-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-17 12:20:42 from Xuneng Zhou <xunengzhou at gmail.com> (Patch: Yes)
    Attachment (v3-backpatch-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-17 12:13:36 from Xuneng Zhou <xunengzhou at gmail.com> (Patch: Yes)
    Attachment (v3-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-17 11:36:25 from Xuneng Zhou <xunengzhou at gmail.com> (Patch: Yes)
    Attachment (v2-backpatch-0001-Fix-cascading-standby-reconnect-failure-after-archiv.patch) at 2026-03-17 09:31:23 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: Yes)
    Attachment (v2-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-03-16 21:49:44 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: Yes)
    Attachment (v1-0001-Fix-cascading-standby-reconnect-failure-after-arc.patch) at 2026-01-29 12:22:17 from Xuneng Zhou <xunengzhou at gmail.com> (Patch: Yes)
    Attachment (pgsql-hackers-bug-report-final.md) at 2026-01-28 17:03:24 from Marco Nenciarini <marco.nenciarini at enterprisedb.com> (Patch: No)
History
When Who What
2026-05-16 07:15:07 Xuneng Zhou (dylanzhou) Changed authors to Marco Nenciarini (mnencia), Xuneng Zhou (dylanzhou)
2026-04-27 17:12:29 CFbot Patch does not need rebase anymore
2026-04-27 16:03:25 CFbot Patch needs rebase
2026-04-27 15:48:12 Marco Nenciarini (mnencia) Attached mail thread CA+nrD2cTuTkkX5WXVZengTYYZbAO6zV8K+Tri-R0fbLFuoyMBA@mail.gmail.com
2026-04-27 15:48:11 Marco Nenciarini (mnencia) Created patch record
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