Optimize pglz compression

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ID 2180
Title Optimize pglz compression
Topic Performance
Created 2019-06-27 18:34:12
Last modified 2019-09-30 05:14:14 (5 years ago)
Latest email 2019-12-01 02:50:54 (4 years, 10 months ago)
Status
2019-09: Withdrawn
2019-07: Moved to next CF
Target version
Authors Andrey Borodin (x4m), Владимир Лесков (tinsane)
Reviewers Become reviewer
Committer
Links CFbot results (CirrusCI) CFbot GitHub
Checkout latest CFbot patchset Go to your local checkout of the PostgreSQL repository and run:
git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/2180
git checkout commitfest/cf/2180
Emails
pglz performance
First at 2019-05-13 02:45:59 by Andrey Borodin <x4mmm at yandex-team.ru>
Latest at 2019-12-01 02:50:54 by Michael Paquier <michael at paquier.xyz>
Latest attachment (v5-0001-Use-memcpy-in-pglz-decompression.patch) at 2019-11-27 18:27:49 from Andrey Borodin <x4mmm at yandex-team.ru>
    Attachment (v5-0001-Use-memcpy-in-pglz-decompression.patch) at 2019-11-27 18:27:49 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (pglz-test.sh) at 2019-11-26 09:43:24 from Tomas Vondra <tomas.vondra at 2ndquadrant.com> (Patch: No)
    Attachment (v4-0001-Use-memcpy-in-pglz-decompression.patch) at 2019-11-02 11:30:22 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (v3-0001-Use-memcpy-in-pglz-decompression.patch) at 2019-10-25 05:05:13 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (v2-0001-Use-memcpy-in-pglz-decompression.patch) at 2019-09-28 08:29:18 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (0001-Add-new-GUC-compression_algorithm.patch) at 2019-08-04 00:41:24 from Petr Jelinek <petr at 2ndquadrant.com> (Patch: Yes)
    Attachment (0001-Reorganize-pglz-compression-code.patch) at 2019-06-27 18:33:16 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (0001-Use-memcpy-in-pglz-decompression-for-long-matches.patch) at 2019-06-24 08:44:21 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (pglz_benchmarks_amd.txt) at 2019-05-17 13:40:57 from Gasper Zejn <zejn at owca.info> (Patch: No)
    Attachment (pglz_decompress_hacked8.diff) at 2019-05-17 10:59:58 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (pglz_benchmarks.txt) at 2019-05-16 17:13:22 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: No)

Annotations

When Who Mail Annotation
2019-06-27 18:36:52 Andrey Borodin (x4m) From Andrey Borodin <x4mmm@yandex-team.ru>
at 2019-06-27 18:33:16
Compression patch V1
2019-09-30 05:14:08 Andrey Borodin (x4m) From Andrey Borodin <x4mmm@yandex-team.ru>
at 2019-09-28 08:29:18
Current decompression implementation with added comments
History
When Who What
2019-09-30 05:14:14 Andrey Borodin (x4m) Deleted annotation "Decompression patch V2" from 91C5B481-7D99-4FE3-B540-035008B00CF1@yandex-team.ru
2019-09-30 05:14:08 Andrey Borodin (x4m) Added annotation "Current decompression implementation with added comments" to 3C62CD88-AEAC-4041-9BF3-ACCE70C3A5F8@yandex-team.ru
2019-09-12 15:51:56 Álvaro Herrera (alvherre) Closed in commitfest 2019-09 with status: Withdrawn
2019-08-01 23:47:37 Thomas Munro (macdice) Closed in commitfest 2019-07 with status: Moved to next CF
2019-06-27 18:37:07 Andrey Borodin (x4m) Added annotation "Decompression patch V2" to 91C5B481-7D99-4FE3-B540-035008B00CF1@yandex-team.ru
2019-06-27 18:36:52 Andrey Borodin (x4m) Added annotation "Compression patch V1" to 169163A8-C96F-4DBE-A062-7D1CECBE9E5D@yandex-team.ru
2019-06-27 18:36:36 Andrey Borodin (x4m) Deleted annotation "Patch V2" from 91C5B481-7D99-4FE3-B540-035008B00CF1@yandex-team.ru
2019-06-27 18:36:31 Andrey Borodin (x4m) Deleted annotation "Patch v1" from 169163A8-C96F-4DBE-A062-7D1CECBE9E5D@yandex-team.ru
2019-06-27 18:36:16 Andrey Borodin (x4m) Added annotation "Patch V2" to 91C5B481-7D99-4FE3-B540-035008B00CF1@yandex-team.ru
2019-06-27 18:34:52 Andrey Borodin (x4m) Added annotation "Patch v1" to 169163A8-C96F-4DBE-A062-7D1CECBE9E5D@yandex-team.ru
2019-06-27 18:34:31 Andrey Borodin (x4m) Changed authors to Andrey Borodin (x4m), Владимир Лесков (tinsane)
2019-06-27 18:34:12 Andrey Borodin (x4m) Attached mail thread 469C9ED9-348C-4FE7-A7A7-B0FA671BEE4C@yandex-team.ru
2019-06-27 18:34:12 Andrey Borodin (x4m) Created patch record
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