| ID | 714 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Title | Speeding up tuplesort merging (shift down, batch memory, maxTapes) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| CI (CFBot) | Not processed | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Stats (from CFBot) | Unknown | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Topic | Performance | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Created | 2016-08-16 00:45:17 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Last modified | 2018-01-06 00:16:32 (7 years ago) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Latest email | 2018-02-08 12:45:52 (7 years ago) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Status |
2016-11: Committed
2016-09: Moved to next CF
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| Target version | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Authors | Peter Geoghegan (pgeoghegan) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Reviewers | Heikki Linnakangas (heikki), Claudio Freire (klaussfreire)Become reviewer | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Committer | Heikki Linnakangas (heikki) | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Links | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Emails |
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| When | Who | Annotation | |
|---|---|---|---|
| 2016-09-12 04:07:11 | Peter Geoghegan (pgeoghegan) | From Heikki Linnakangas <hlinnaka@iki.fi> at 2016-09-06 12:20:30 |
Heikki's proposed alternative to patch 0002-* from original patch set (batch memory patch) |
| 2016-09-12 04:09:30 | Peter Geoghegan (pgeoghegan) | From Heikki Linnakangas <hlinnaka@iki.fi> at 2016-09-11 15:47:21 |
Latest version from Heikki -- applies on top master branch on 2016-09-11 (with Peter's 0003-* merge heap patch committed) |
| 2016-09-12 04:10:02 | Peter Geoghegan (pgeoghegan) | From Peter Geoghegan <pg@heroku.com> at 2016-09-11 22:13:55 |
Review |
| When | Who | What |
|---|---|---|
| 2018-01-06 00:16:32 | Peter Geoghegan (pgeoghegan) | Added annotation "Revision of Rushabh's most recent patch -- mostly just polishing." to CAH2-Wzk66gCxRjs8tQWQwBc8kg1VG9+KNitutjg3K=jsYL+euA@mail.gmail.com |
| 2017-11-14 22:55:27 | Peter Geoghegan (pgeoghegan) | Added annotation "v13 -- Contains fixes requested by Peter following adopting patch to parallel hash join BufFile infrastructure" to CAGPqQf17vxDXFi=u9yf=aDF_0LJ+NGmRKJ0fUJYVUtzseQm6Zw@mail.gmail.com |
| 2017-03-20 01:06:55 | Peter Geoghegan (pgeoghegan) | Added annotation "V10 -- Fixes bug caused by commit 2609e91fc, bitrot" to CAH2-WznqgFJVb0OpbrS445TnyS8ib8kSxAASvLqLCaSnQeyd0Q@mail.gmail.com |
| 2017-03-12 22:11:30 | Peter Geoghegan (pgeoghegan) | Added annotation "V9 -- Bulletproof resource management, significantly simplified cost model" to CAH2-Wznuf2nwsr6=4n8aRQtqCu3PaFYuvDEoYeEenYK-bXYX4w@mail.gmail.com |
| 2017-02-10 00:12:17 | Peter Geoghegan (pgeoghegan) | Added annotation "V8 -- rebased on top of logtape.c bugfix, implements BufFile refcount mechanism" to CAH2-WzmWtorLU0qi63dTgNbBJPds1wRLDtoZSDRwkRWdvBnMww@mail.gmail.com |
| 2017-01-03 23:57:44 | Peter Geoghegan (pgeoghegan) | Added annotation "V7 -- rebased on top of logtape.c simplifications, pg_restore avoids using parallel CREATE INDEX unless storage parameter was used, refactoring" to CAM3SWZRkQ64nhFiWeGTx4CUuvCaL8m+GSg8PhssHY=E-_wNpBA@mail.gmail.com |
| 2016-12-04 01:30:15 | Peter Geoghegan (pgeoghegan) | Added annotation "V6 -- tuplesort.c now uses condition variables" to CAM3SWZQ0EgCxs2NoEUwB6BACi-pp5qVmp432i+Wh_XyUrg1FbQ@mail.gmail.com |
| 2016-11-08 05:52:54 | Peter Geoghegan (pgeoghegan) | Deleted annotation ""shift down" merge heap patch committed" from 19f05353-9514-9139-619a-dbaa7a0e5e78@iki.fi |
| 2016-11-08 05:52:37 | Peter Geoghegan (pgeoghegan) | Deleted annotation "This is a spin-off of the parallel CREATE INDEX stuff, intended to represent 3 patches that are helpful with merging. Merge performance is particularly important for parallel tuplesort, but is independently useful." from CAM3SWZRhBhiknTF_=NjDSnNZ11hx=U_SEYwbc5vd=x7M4mMiCw@mail.gmail.com |
| 2016-11-08 05:52:12 | Peter Geoghegan (pgeoghegan) | Deleted annotation "Patch has bitrot. New version pending." from CAM3SWZTjULhhHPMYb9KYKD48rs_RgnMQPMZMdf0dqkRpZoY_ZA@mail.gmail.com |
| 2016-11-08 04:35:03 | Peter Geoghegan (pgeoghegan) | Added annotation "V5 -- Overhaul to cost model, new testing tool" to CAM3SWZSA_+CBsaYyb22cdqwkfNgD9vQL74NVYnbu62ZqhLD4Og@mail.gmail.com |
| 2016-10-26 16:42:26 | Peter Geoghegan (pgeoghegan) | Added annotation "Do-over of original benchmark from August 1, showing how preloading work from Heikki (and other improvements) have increased scalability of parallel CREATE INDEX" to CAM3SWZSsvig8eZtxCG1L9bZZw+-uWdJ48yxSM41QmNLtJeQSyA@mail.gmail.com |
| 2016-10-25 16:29:03 | Peter Geoghegan (pgeoghegan) | Closed in commitfest 2016-11 with status: Committed |
| 2016-10-25 16:29:03 | Peter Geoghegan (pgeoghegan) | Changed committer to heikki |
| 2016-10-25 02:06:25 | Peter Geoghegan (pgeoghegan) | Added annotation "V4 -- mechanical rebase on top of refactoring commit b75f467b6eec0678452fd8d7f8d306e6df3a1076" to CAM3SWZStcX5DNxRvjGTj4KRvjg+sV2CdxJvL9S4cksbRumVmhA@mail.gmail.com |
| 2016-10-08 00:49:11 | Peter Geoghegan (pgeoghegan) | Added annotation "V3 -- rebased on top of Heikki's logtape.c preload memory patch" to CAM3SWZTmkOFEiCDpUNaO4n9-1xcmWP-1NXmT7h0Pu3gM2YuHvg@mail.gmail.com |
| 2016-10-03 03:37:27 | Michael Paquier (michael-kun) | Closed in commitfest 2016-09 with status: Moved to next CF |
| 2016-09-12 04:17:42 | Peter Geoghegan (pgeoghegan) | Added annotation ""shift down" merge heap patch committed" to 19f05353-9514-9139-619a-dbaa7a0e5e78@iki.fi |
| 2016-09-12 04:10:52 | Peter Geoghegan (pgeoghegan) | Attached mail thread f298f77a-cf06-e70c-d5a4-a20b472b4627@iki.fi |
| 2016-09-11 23:06:51 | Peter Geoghegan (pgeoghegan) | New status: Needs review |
| 2016-09-11 18:07:19 | Peter Geoghegan (pgeoghegan) | Added annotation "V2 -- uses maintenance_work_mem as budget for entire CREATE INDEX, regardless of number of workers" to CAM3SWZTW+3vmZugxhy=_jdm5YxNXGdAEHv5Sz6jBpdyfsJVkRg@mail.gmail.com |
| 2016-09-10 00:22:11 | Claudio Freire (klaussfreire) | New status: Waiting on Author |
| 2016-09-07 00:40:55 | Peter Geoghegan (pgeoghegan) | Changed reviewers to Heikki Linnakangas (heikki), Claudio Freire (klaussfreire) |
| 2016-09-05 23:35:00 | Claudio Freire (klaussfreire) | Added klaussfreire as reviewer |
| 2016-08-22 21:50:52 | Peter Geoghegan (pgeoghegan) | Added annotation "Patch has bitrot. New version pending." to CAM3SWZTjULhhHPMYb9KYKD48rs_RgnMQPMZMdf0dqkRpZoY_ZA@mail.gmail.com |
| 2016-08-16 00:47:06 | Peter Geoghegan (pgeoghegan) | Added annotation "This is a spin-off of the parallel CREATE INDEX stuff, intended to represent 3 patches that are helpful with merging. Merge performance is particularly important for parallel tuplesort, but is independently useful." to CAM3SWZRhBhiknTF_=NjDSnNZ11hx=U_SEYwbc5vd=x7M4mMiCw@mail.gmail.com |
| 2016-08-16 00:45:30 | Peter Geoghegan (pgeoghegan) | Changed authors to Peter Geoghegan (pgeoghegan) |
| 2016-08-16 00:45:17 | Peter Geoghegan (pgeoghegan) | Attached mail thread CAM3SWZQKM=Pzc=CAHzRixKjp2eO5Q0Jg1SoFQqeXFQ647JiwqQ@mail.gmail.com |
| 2016-08-16 00:45:17 | Peter Geoghegan (pgeoghegan) | Created patch record |