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Improve pg_test_timing to measure in nanoseconds

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Title

Improve pg_test_timing to measure in nanoseconds

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Testing

Created

2024-06-21 19:18:29

Last modified

2025-07-08 15:23:44 (11Â monthsÂ ago)

Latest email

2024-07-03 11:47:26 (1Â yearÂ ago)

Status

2024-09 (2024-09-01 â€“ 2024-09-30): Committed

2024-07 (2024-07-01 â€“ 2024-07-31): Moved to different CF

Target version

Authors

Hannu Krosing (hannukrosing)

Reviewers

Tom Lane (tgl) Become reviewer

Committer

Tom Lane (tgl)

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Emails

What is a typical precision of gettimeofday()?: First at 2024-03-19 08:28:37 by Peter Eisentraut <peter at eisentraut.org>
Latest at 2024-07-03 11:47:26 by Aleksander Alekseev <aleksander at timescale.com>
Latest attachment (pg_test_ticking.c) at 2024-07-02 17:31:21 from Hannu Krosing <hannuk at google.com>
Attachment (pg_test_ticking.c) at 2024-07-02 17:31:21 from Hannu Krosing <hannuk at google.com> (Patch: No)
Attachment (pg_test_timing.results.txt) at 2024-07-02 17:20:14 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: No)
Attachment (v2-pg_test_timing-nanoseconds.patch) at 2024-07-02 16:55:53 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
Attachment (pg_test_cyclecounter.c) at 2024-06-20 10:54:55 from Hannu Krosing <hannuk at google.com> (Patch: No)
Attachment (pg_test_timing.nanoseconds.patch) at 2024-06-20 10:41:54 from Hannu Krosing <hannuk at google.com> (Patch: Yes)
Attachment (use-gettimeofday-for-instr_time.patch) at 2024-06-19 16:36:34 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)

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Sunbelt Computer Software