Lock-free XLog Reservation from WAL

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ID 6192
Title Lock-free XLog Reservation from WAL
CI (CFBot) Summary
Stats (from CFBot) Patch version: v7, Patch count: 1, First patch: +532−57, All patches: +532−57
Topic Performance
Tags Multithreading Performance
Created 2025-10-31 11:23:54
Last modified 2025-10-31 11:30:02 (14 hours ago)
Latest email 2025-10-31 11:19:16 (14 hours ago)
Status
PG19-3 (2025-11-01 – 2025-11-30): Needs review
Target version 19
Authors Yura Sokolov (funny_falcon), Zhiguo Zhou (zhiguozhou)
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[RFC] Lock-free XLog Reservation from WAL
First at 2025-01-02 07:05:58 by "Zhou, Zhiguo" <zhiguo.zhou at intel.com>
Latest at 2025-10-31 11:19:16 by "Zhou, Zhiguo" <zhiguo.zhou at intel.com>
Latest attachment (v6-0001-Lock-free-XLog-Reservation-using-lock-free-hash-t.patch) at 2025-04-30 14:55:43 from Yura Sokolov <y.sokolov at postgrespro.ru>
    Attachment (v6-0001-Lock-free-XLog-Reservation-using-lock-free-hash-t.patch) at 2025-04-30 14:55:43 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v5-0001-Lock-free-XLog-Reservation-using-lock-free-hash-t.patch) at 2025-03-21 12:15:36 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (pg-tpcc-core-scaling-lock-free-lcc.png) at 2025-03-05 05:39:44 from "Zhou, Zhiguo" <zhiguo.zhou at intel.com> (Patch: No)
    Attachment (pg-tpcc-core-scaling-lock-free.png) at 2025-02-14 08:41:35 from "Zhou, Zhiguo" <zhiguo.zhou at intel.com> (Patch: No)
    Attachment (v4-0001-Lock-free-XLog-Reservation-using-lock-free-hash-t.patch) at 2025-01-26 15:09:54 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (Dumb-lock-free-XLog-Reservation-without-xl_prev.patch) at 2025-01-26 14:59:17 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v3-0001-Lock-free-XLog-Reservation-using-lock-free-hash-t.patch) at 2025-01-22 14:02:34 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (v2-0001-Lock-free-XLog-Reservation-using-lock-free-hash-t.patch) at 2025-01-19 14:56:49 from Yura Sokolov <y.sokolov at postgrespro.ru> (Patch: Yes)
    Attachment (0001-Lock-free-XLog-Reservation-from-WAL.patch) at 2025-01-02 07:20:22 from "Zhou, Zhiguo" <zhiguo.zhou at intel.com> (Patch: Yes)
    Attachment (0001-Lock-free-XLog-Reservation-from-WAL.patch) at 2025-01-02 07:05:58 from "Zhou, Zhiguo" <zhiguo.zhou at intel.com> (Patch: Yes)
History
When Who What
2025-10-31 11:30:02 Zhiguo Zhou (zhiguozhou) Changed tags to Multithreading, Performance
2025-10-31 11:23:54 Zhiguo Zhou (zhiguozhou) Attached mail thread PH7PR11MB5796659F654F9BE983F3AD97EF142@PH7PR11MB5796.namprd11.prod.outlook.com
2025-10-31 11:23:54 Zhiguo Zhou (zhiguozhou) Created patch record
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