Re: 8.3 synchronous_commit

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От Jeff Davis
Тема Re: 8.3 synchronous_commit
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Msg-id 1200959154.10057.533.camel@dogma.ljc.laika.com
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Ответ на Re: 8.3 synchronous_commit  (Greg Smith <gsmith@gregsmith.com>)
Ответы Re: 8.3 synchronous_commit  (Greg Smith <gsmith@gregsmith.com>)
Re: 8.3 synchronous_commit  (Fernando Ike <fike@midstorm.org>)
Список pgsql-performance
On Mon, 2008-01-21 at 18:31 -0500, Greg Smith wrote:
> pgbench doesn't handle 100 clients at once very well on the same box as
> the server, unless you have a pretty serious system.  The pgbench program
> itself has a single process model that doesn't handle the CFQ round-robin
> very well at all.  On top of that, the database scale should be bigger

He was referring to the CFQ I/O scheduler. I don't think that will
affect pgbench itself, because it doesn't read/write to disk, right?

Regards,
    Jeff Davis


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