Re: Why we are going to have to go DirectIO

From: Stephen Frost <sfrost(at)snowman(dot)net>
To: Peter Geoghegan <pg(at)heroku(dot)com>
Cc: Josh Berkus <josh(at)agliodbs(dot)com>, Jonathan Corbet <corbet(at)lwn(dot)net>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Why we are going to have to go DirectIO
Date: 2013-12-05 13:48:42
Message-ID: 20131205134841.GZ17272@tamriel.snowman.net
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* Peter Geoghegan (pg(at)heroku(dot)com) wrote:
> On Wed, Dec 4, 2013 at 11:07 AM, Josh Berkus <josh(at)agliodbs(dot)com> wrote:
> > But you know what? 2.6, overall, still performs better than any kernel
> > in the 3.X series, at least for Postgres.
>
> What about the fseek() scalability issue?

Not to mention that the 2.6 which I suspect you're referring to (RHEL)
isn't exactly "2.6"...

Thanks,

Stephen

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