Fix md.c scalability issues for large relations

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Title Fix md.c scalability issues for large relations
Topic Performance
Created 2016-08-31 07:22:30
Last modified 2016-09-09 00:41:34 (1 year, 7 months ago)
Latest email 2016-09-09 00:43:41 (1 year, 7 months ago)
Status
2016-09: Committed
Authors Andres Freund (andresfreund)
Reviewers Peter Geoghegan (pgeoghegan)Become reviewer
Committer Andres Freund (andresfreund)
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_mdfd_getseg can be expensive
First at 2014-03-31 10:10:01 by Andres Freund <andres at 2ndquadrant.com>
Latest at 2016-09-09 00:43:41 by Andres Freund <andres at anarazel.de>
Latest attachment (0001-Improve-scalability-of-md.c-for-large-relations.patch) at 2016-08-19 00:26:14 from Andres Freund <andres at anarazel.de>
    Attachment (0001-Improve-scalability-of-md.c-for-large-relations.patch) at 2016-08-19 00:26:14 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (0001-Faster-PageIsVerified-for-the-all-zeroes-case.patch) at 2015-12-15 18:04:22 from Andres Freund <andres at anarazel.de> (Patch: Yes)
    Attachment (0001-Faster-PageIsVerified-for-the-all-zeroes-case.patch) at 2014-10-31 22:32:10 from Andres Freund <andres at 2ndquadrant.com> (Patch: Yes)

Annotations

When Who Mail Annotation
2016-08-31 21:28:20 Peter Geoghegan (pgeoghegan) From Peter Geoghegan <pg@heroku.com>
at 2016-08-31 21:09:47		 Some very minor concerns
History
When Who What
2016-09-09 00:41:34 Andres Freund (andresfreund) Closed in commitfest 2016-09 with status: Committed
2016-09-01 20:14:54 Andres Freund (andresfreund) Added andresfreund as committer
2016-08-31 21:29:40 Peter Geoghegan (pgeoghegan) New status: Waiting on Author
2016-08-31 21:28:20 Peter Geoghegan (pgeoghegan) Added annotation "Some very minor concerns" to CAM3SWZRfC3idro-ViKYZ23EEcVbpxh3Onhm+7C-b_pcqSdqa_Q@mail.gmail.com
2016-08-31 21:27:49 Peter Geoghegan (pgeoghegan) Added pgeoghegan as reviewer
2016-08-31 07:22:37 Andres Freund (andresfreund) Changed authors to Andres Freund (andresfreund)
2016-08-31 07:22:31 Andres Freund (andresfreund) Attached mail thread 20140331101001.GE13135@alap3.anarazel.de
2016-08-31 07:22:30 Andres Freund (andresfreund) Created patch record
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