Re: [HACKERS] Slow count(*) again...

From:	Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>
To:	pgsql-performance(at)postgresql(dot)org
Subject:	Re: [HACKERS] Slow count(*) again...
Date:	2011-02-03 22:17:06
Message-ID:	4D4B2962.7040801@catalyst.net.nz
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Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>                      2011-02-03 17:27:54 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>                      2011-02-03 17:44:23 from Chris Browne <cbbrowne(at)acm(dot)org>                       2011-02-03 19:09:35 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>                       2011-02-03 19:24:42 from "Ross J(dot) Reedstrom" <reedstrm(at)rice(dot)edu>                      2011-02-03 18:17:08 from Greg Smith <greg(at)2ndquadrant(dot)com>                       2011-02-04 22:58:17 from Bruce Momjian <bruce(at)momjian(dot)us>            2011-02-01 23:21:04 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>        2010-10-12 15:52:48 from david(at)lang(dot)hm         2010-10-12 17:36:46 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>      2010-10-12 08:34:22 from Vitalii Tymchyshyn <tivv00(at)gmail(dot)com>      2010-10-12 16:35:46 from Scott Carey <scott(at)richrelevance(dot)com>  2010-10-10 01:54:15 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>   2010-10-10 02:10:38 from Joe Conway <mail(at)joeconway(dot)com>    2010-10-10 02:44:14 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>     2010-10-10 03:07:00 from Samuel Gendler <sgendler(at)ideasculptor(dot)com>   2010-10-10 07:14:18 from Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>    2010-10-10 17:14:22 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>     2010-10-10 22:41:16 from Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>      2010-10-11 00:27:53 from Joshua Tolley <eggyknap(at)gmail(dot)com>       2010-10-11 00:51:43 from Craig Ringer <craig(at)postnewspapers(dot)com(dot)au> 📎       2010-10-11 03:14:43 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>        2010-10-11 03:21:54 from Joshua Tolley <eggyknap(at)gmail(dot)com>        2010-10-11 04:11:58 from Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>       2010-10-12 02:19:04 from Greg Smith <greg(at)2ndquadrant(dot)com>        2010-10-12 03:58:45 from Samuel Gendler <sgendler(at)ideasculptor(dot)com>         2010-10-12 04:06:07 from Scott Carey <scott(at)richrelevance(dot)com>          2010-10-12 04:21:59 from Samuel Gendler <sgendler(at)ideasculptor(dot)com>           2010-10-12 04:35:25 from david(at)lang(dot)hm           2010-10-12 16:02:39 from Scott Carey <scott(at)richrelevance(dot)com>            2010-10-12 16:23:06 from Samuel Gendler <sgendler(at)ideasculptor(dot)com>            2010-10-12 16:38:12 from Jesper Krogh <jesper(at)krogh(dot)cc>             2010-10-13 11:42:00 from Craig Ringer <craig(at)postnewspapers(dot)com(dot)au>           2010-10-12 16:03:57 from Chris Browne <cbbrowne(at)acm(dot)org>         2010-10-12 06:39:32 from Greg Smith <greg(at)2ndquadrant(dot)com>      2010-10-11 04:15:56 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>       2010-10-13 06:47:19 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>        2010-10-13 07:19:26 from Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>         2010-10-13 08:38:38 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>          2010-10-13 08:50:23 from Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>           2010-10-13 10:16:11 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>            2010-10-13 13:28:43 from Robert Haas <robertmhaas(at)gmail(dot)com>             2010-10-13 17:59:48 from Jesper Krogh <jesper(at)krogh(dot)cc>              2010-10-14 02:18:14 from Robert Haas <robertmhaas(at)gmail(dot)com>             2010-10-14 04:22:16 from "mark" <dvlhntr(at)gmail(dot)com>              2010-10-14 15:29:40 from Jesper Krogh <jesper(at)krogh(dot)cc>              2010-10-14 19:56:05 from Robert Haas <robertmhaas(at)gmail(dot)com>               2010-10-15 05:04:43 from Jesper Krogh <jesper(at)krogh(dot)cc>                2010-10-16 03:28:29 from Greg Smith <greg(at)2ndquadrant(dot)com>            2010-10-13 21:07:07 from Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>          2010-10-13 13:27:34 from Robert Haas <robertmhaas(at)gmail(dot)com>           2010-10-13 20:19:06 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>          2010-10-13 19:09:22 from Alex Hunsaker <badalex(at)gmail(dot)com>         2010-10-13 08:44:09 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>          2010-10-13 21:48:21 from Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>        2010-10-13 08:40:53 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>        2010-10-13 13:45:00 from "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>        2010-10-13 13:49:12 from Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>         2010-10-13 18:17:19 from Alex Hunsaker <badalex(at)gmail(dot)com>         2010-10-13 19:37:45 from david(at)lang(dot)hm     2010-10-10 22:50:22 from Jon Nelson <jnelson+pgsql(at)jamponi(dot)net>     2010-10-12 02:02:51 from Scott Carey <scott(at)richrelevance(dot)com>      2010-10-12 02:21:04 from Scott Carey <scott(at)richrelevance(dot)com>      2010-10-12 02:23:46 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>       2010-10-12 03:42:42 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>       2010-10-12 06:32:09 from Greg Smith <greg(at)2ndquadrant(dot)com>      2010-10-12 15:39:19 from Dan Harris <fbsd(at)drivefaster(dot)net>       2010-10-12 16:44:02 from Scott Carey <scott(at)richrelevance(dot)com>        2010-10-12 17:06:47 from Dan Harris <fbsd(at)drivefaster(dot)net>         2010-10-13 12:12:19 from Greg Smith <greg(at)2ndquadrant(dot)com>          2010-10-13 12:33:28 from Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com>           2010-10-13 13:02:21 from Greg Smith <greg(at)2ndquadrant(dot)com>            2010-10-15 08:36:26 from Devrim GÜNDÜZ <devrim(at)gunduz(dot)org>           2010-10-13 20:08:26 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>       2010-10-12 22:33:33 from Neil Whelchel <neil(dot)whelchel(at)gmail(dot)com>        2010-10-13 00:00:11 from Dan Harris <fbsd(at)drivefaster(dot)net>  2010-10-11 10:09:02 from "Pierre C" <lists(at)peufeu(dot)com>  2010-10-12 15:12:53 from bricklen <bricklen(at)gmail(dot)com>   2010-10-21 04:07:22 from Bruce Momjian <bruce(at)momjian(dot)us>
Lists:	pgsql-hackers pgsql-performance

In response to

• Re: [HACKERS] Slow count(*) again... at 2011-02-03 22:08:00 from Josh Berkus

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• Re: [HACKERS] Slow count(*) again... at 2011-02-03 22:40:17 from Mladen Gogala
• Re: [HACKERS] Slow count(*) again... at 2011-02-04 14:55:01 from Nick Lello

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