Re: Maximum transaction rate

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От
Ben Chobot
Тема
Re: Maximum transaction rate
Дата
Msg-id
Pine.LNX.4.64.0903061320270.10022@localhost.localdomain
Ответ на
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Дерево обсуждения
Maximum transaction rate Jack Orenstein <jack.orenstein@hds.com>
Re: Maximum transaction rate Tom Lane <tgl@sss.pgh.pa.us>
Re: Maximum transaction rate Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: Maximum transaction rate John R Pierce <pierce@hogranch.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Greg Smith <gsmith@gregsmith.com>
Re: Maximum transaction rate Ron Mayer <rm_pg@cheapcomplexdevices.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Ron Mayer <rm_pg@cheapcomplexdevices.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Ron Mayer <rm_pg@cheapcomplexdevices.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Baron Schwartz <baron@xaprb.com>
Re: Maximum transaction rate Greg Smith <gsmith@gregsmith.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Greg Smith <gsmith@gregsmith.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Martijn van Oosterhout <kleptog@svana.org>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate Martijn van Oosterhout <kleptog@svana.org>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Markus Wanner <markus@bluegap.ch>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Greg Smith <gsmith@gregsmith.com>
Re: Maximum transaction rate Scott Marlowe <scott.marlowe@gmail.com>
Re: Maximum transaction rate Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: Maximum transaction rate Greg Smith <gsmith@gregsmith.com>
Re: Maximum transaction rate Ben Chobot <bench@silentmedia.com>
Re: Maximum transaction rate Greg Smith <gsmith@gregsmith.com>
Re: Maximum transaction rate Scott Marlowe <scott.marlowe@gmail.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Tom Lane <tgl@sss.pgh.pa.us>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate Tom Lane <tgl@sss.pgh.pa.us>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate Ben Chobot <bench@silentmedia.com>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate Ben Chobot <bench@silentmedia.com>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate Christophe <xof@thebuild.com>
Re: Maximum transaction rate Scott Marlowe <scott.marlowe@gmail.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
Re: Maximum transaction rate "Joshua D. Drake" <jd@commandprompt.com>
Re: Maximum transaction rate Marco Colombo <pgsql@esiway.net>
On Fri, 6 Mar 2009, Greg Smith wrote:

> On Fri, 6 Mar 2009, Tom Lane wrote:
>
>>  Otherwise you need to reconfigure your drive to not cache writes.
>>  I forget the incantation for that but it's in the PG list archives.
>
> There's a dicussion of this in the docs now, 
> http://www.postgresql.org/docs/8.3/interactive/wal-reliability.html

How does turning off write caching on the disk stop the problem with LVM? 
It still seems like you have to get the data out of the OS buffer, and if 
fsync() doesn't do that for you....
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