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 2022-08-01 21:23:42 (2 weeks ago)
Latest email 2022-07-15 18:21:51 (1 month ago)
Status
2022-09: Needs review
2022-07: Moved to next CF
Target version 16
Authors Andres Freund (andresfreund), Lukas Fittl (lfittl)
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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 2022-07-15 18:21:51 by Maciek Sakrejda <m.sakrejda at gmail.com>
Latest 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>
    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
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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