Memory prefetching while sequentially fetching from SortTuple array, tuplestore

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Title Memory prefetching while sequentially fetching from SortTuple array, tuplestore
Topic Performance
Created 2015-07-16 23:02:23
Last modified 2015-12-13 21:32:20 (1 year, 3 months ago)
Latest email 2015-12-13 21:30:02 (1 year, 3 months ago)
Status
2015-11: Returned with feedback
2015-09: Moved to next CF
Authors Peter Geoghegan (pgeoghegan)
Reviewers David Rowley (davidrowley)Become reviewer
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Memory prefetching while sequentially fetching from SortTuple array, tuplestore
First at 2015-07-16 23:01:20 by Peter Geoghegan <pg at heroku.com>
Latest at 2015-12-13 21:30:02 by Peter Geoghegan <pg at heroku.com>
Latest attachment (results.ods) at 2015-11-30 04:52:40 from David Rowley <david.rowley at 2ndquadrant.com>
    Attachment (results.ods) at 2015-11-30 04:52:40 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: No)
    Attachment (0001-Prefetch-from-memtuples-array-in-tuplesort.patch) at 2015-10-11 00:20:05 from Peter Geoghegan <pg at heroku.com> (Patch: Yes)
    Attachment (v3-prefetch-from-memtuples-array-in-tuplesort.patch) at 2015-07-19 23:34:52 from Peter Geoghegan <pg at heroku.com> (Patch: Yes)
    Attachment (v2-prefetch-from-memtuples-array-in-tuplesort.patch) at 2015-07-17 00:00:52 from Peter Geoghegan <pg at heroku.com> (Patch: Yes)
    Attachment (0001-Prefetch-from-memtuples-array-in-tuplesort.patch) at 2015-07-16 23:01:20 from Peter Geoghegan <pg at heroku.com> (Patch: Yes)

Annotations

When Who Mail Annotation
2015-12-13 21:32:20 Peter Geoghegan (pgeoghegan) From Peter Geoghegan <pg@heroku.com>
at 2015-12-13 21:30:02
Patch more or less withdrawn. Technique only likely to make sense when writing out tuples. That's now proposed as part of "quicksort for every run" patch series.
History
When Who What
2015-12-13 21:32:20 Peter Geoghegan (pgeoghegan) Added annotation "Patch more or less withdrawn. Technique only likely to make sense when writing out tuples. That's now proposed as part of "quicksort for every run" patch series." to CAM3SWZTM5jz_=cpRqXYxtbsoyNw8VyzKFPYfstRetAuvk5pqOg@mail.gmail.com
2015-12-13 21:30:29 Peter Geoghegan (pgeoghegan) Closed in commitfest 2015-11 with status: Returned with feedback
2015-10-30 23:28:35 Michael Paquier (michael-kun) Closed in commitfest 2015-09 with status: Moved to next CF
2015-10-11 00:20:19 Peter Geoghegan (pgeoghegan) New status: Needs review
2015-09-03 11:59:12 Andres Freund (andresfreund) New status: Waiting on Author
2015-08-31 12:07:31 David Rowley (davidrowley) Added davidrowley as reviewer
2015-07-16 23:02:34 Peter Geoghegan (pgeoghegan) Changed authors to Peter Geoghegan (pgeoghegan)
2015-07-16 23:02:23 Peter Geoghegan (pgeoghegan) Attached mail thread CAM3SWZRR-9XX3dk+G_B0U9qLgV9jory1YFWr7YmsAeF3feL_Fg@mail.gmail.com
2015-07-16 23:02:23 Peter Geoghegan (pgeoghegan) Created patch record
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