From: "Stephen C. Tweedie" <sct@redhat.com>
To: Jason Titus <jason@iatlas.com>
Cc: linux-mm@kvack.org, Stephen Tweedie <sct@redhat.com>
Subject: Re: MM question
Date: Thu, 18 Feb 1999 15:06:06 GMT [thread overview]
Message-ID: <199902181506.PAA09793@dax.scot.redhat.com> (raw)
In-Reply-To: <9902160001.AA15015@bigalpha.imi.com>
Hi,
On Mon, 15 Feb 1999 21:30:22 -0500, "Jason Titus" <jason@iatlas.com>
said:
> Is there a way to turn off/down the page caching and buffering? I'm doing
> database work and am having a really time benchmarking other elements of the
> system due to Linux's friendly caching....
No.
You can tune a few different aspects of the VM's management of the
caches, but there is really no way to disable them completely.
> It sure would be nice to have more control over the caching, like being able
> to have a /etc/cache.conf file where you could set parameters and mark
> certain files/filetypes as priority cache items...
Why exactly do you need it? For plain benchmarking, the standard
technique to defeat caching is to benchmark on files much larger than
physical memory.
--Stephen
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next prev parent reply other threads:[~1999-02-18 15:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-02-16 2:30 Jason Titus
1999-02-18 15:06 ` Stephen C. Tweedie [this message]
1999-02-21 19:53 Magnus Ahltorp
1999-02-21 21:34 ` Benjamin C.R. LaHaise
1999-02-22 21:13 ` Magnus Ahltorp
1999-02-24 17:36 ` Benjamin C.R. LaHaise
1999-02-24 17:55 ` Magnus Ahltorp
1999-03-15 18:05 ` Stephen C. Tweedie
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