Reduce timing overhead of EXPLAIN ANALYZE using rdtsc

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Title Reduce timing overhead of EXPLAIN ANALYZE using rdtsc
Topic Performance
Created 2022-07-01 08:24:07
Last modified 2023-01-31 16:16:31 (5 days, 17 hours ago)
Latest email 2023-01-26 11:21:13 (1 week, 3 days ago)
Status
2023-03: Needs review
2023-01: Moved to next CF
2022-09: Moved to next CF
2022-07: Moved to next CF
Target version 16
Authors Andres Freund (andresfreund), Lukas Fittl (lfittl), David Geier (geidav)
Reviewers Lukas Fittl (lfittl)Become reviewer
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Reduce timing overhead of EXPLAIN ANALYZE using rdtsc?
First at 2020-06-12 23:28:10 by Andres Freund <andres at anarazel.de>
Latest at 2023-01-26 11:21:13 by David Geier <geidav.pg at gmail.com>
Latest attachment (v7-0001-instr_time-Add-INSTR_TIME_SET_SECONDS-INSTR_TIME_.patch) at 2023-01-24 13:30:34 from David Geier <geidav.pg at gmail.com>
    Attachment (v7-0001-instr_time-Add-INSTR_TIME_SET_SECONDS-INSTR_TIME_.patch) at 2023-01-24 13:30:34 from David Geier <geidav.pg at gmail.com> (Patch: Yes)
    Attachment (v9-0001-instr_time-Add-INSTR_TIME_SET_SECONDS-INSTR_TIME_.patch) at 2023-01-21 05:31:57 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (v8-0001-Zero-initialize-instr_time-uses-causing-compiler-.patch) at 2023-01-21 00:40:32 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (v7-0001-Zero-initialize-instr_time-uses-causing-compiler-.patch) at 2023-01-17 16:47:58 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (0001-Change-instr_time-to-just-store-nanoseconds-v6.patch) at 2023-01-04 12:02:05 from David Geier <geidav.pg at gmail.com> (Patch: Yes)
    Attachment (0001-Change-instr_time-to-just-store-nanoseconds-v5.patch) at 2023-01-03 08:38:20 from David Geier <geidav.pg at gmail.com> (Patch: Yes)
    Attachment (0001-Change-instr_time-to-just-store-nanoseconds-v4.patch) at 2023-01-02 13:28:20 from David Geier <geidav.pg at gmail.com> (Patch: Yes)
    Attachment (0001-WIP-Change-instr_time-to-just-store-nanoseconds-v3.patch) at 2022-11-19 20:06:23 from David Geier <geidav.pg at gmail.com> (Patch: Yes)
    Attachment (v2-0002-WIP-Use-cpu-reference-cycles-via-rdtsc-to-measure.patch) at 2022-07-01 08:23:01 from Lukas Fittl <lukas at fittl.com> (Patch: Yes)
    Attachment (v1-0001-WIP-Change-instr_time-to-just-store-nanoseconds-t.patch) at 2020-06-12 23:28:10 from Andres Freund <andres at anarazel.de> (Patch: Yes)
History
When Who What
2023-01-31 16:16:31 vignesh C (vignesh.postgres) Closed in commitfest 2023-01 with status: Moved to next CF
2023-01-06 05:44:48 Lukas Fittl (lfittl) Added lfittl as reviewer
2023-01-02 21:03:41 David Geier (geidav) Changed authors to Andres Freund (andresfreund), Lukas Fittl (lfittl), David Geier (geidav)
2023-01-02 21:02:34 David Geier (geidav) Closed in commitfest 2022-09 with status: Moved to next CF
2023-01-02 21:02:21 David Geier (geidav) New status: Needs review
2022-11-18 10:32:57 David Geier (geidav) Removed geidav from reviewers
2022-11-18 10:32:47 David Geier (geidav) Added geidav as reviewer
2022-10-12 08:35:29 Michael Paquier (michael-kun) Closed in commitfest 2022-09 with status: Returned with feedback
2022-10-12 08:33:55 Michael Paquier (michael-kun) New status: Waiting on Author
2022-08-01 21:23:42 Jacob Champion (jchampion) Closed in commitfest 2022-07 with status: Moved to next CF
2022-07-01 08:24:29 Lukas Fittl (lfittl) Changed authors to Andres Freund (andresfreund), Lukas Fittl (lfittl)
2022-07-01 08:24:29 Lukas Fittl (lfittl) Changed targetversion to 16
2022-07-01 08:24:07 Lukas Fittl (lfittl) Attached mail thread 20200612232810.f46nbqkdhbutzqdg@alap3.anarazel.de
2022-07-01 08:24:07 Lukas Fittl (lfittl) Created patch record
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