LKML Archive on
help / color / mirror / Atom feed
From: Eugene Teo <>
To: Helge Hafting <>
Cc: Adnan Khaleel <>,
Subject: Re: Page Cache Question
Date: Tue, 14 Aug 2007 22:38:07 +0800	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

<quote sender="Helge Hafting">
> Adnan Khaleel wrote:
>> I'm looking for a way to disable the page cache for an
>> experimental NUMA system running the 2.6.17 kernel. I would prefer to
>> only disable the page cache for my process and still have it be enabled
>> by the rest of the system. Is there an easy way of doing this?
>> Alternatively, I would be fine disabling the Page Cache altogether as 
>> well.
> Assuming what you really mean is that you don't want to cache
> file i/o for that process - try opening files with O_DIRECT.

You will probably find this tool useful:

"... a little tool which permits the management of the pagecache usage of
arbitrary applications.  Effectively it prevents the targetted application
from using any pagecache at all."


  reply	other threads:[~2007-08-14 14:38 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-05 16:32 Adnan Khaleel
2007-08-05 17:46 ` Tino Keitel
2007-08-05 18:01 ` Andi Kleen
2007-08-14 10:14 ` Helge Hafting
2007-08-14 14:38   ` Eugene Teo [this message]
     [not found] <fa.ak7dGOAL/3/>
2007-08-05 17:38 ` Page Cache question Robert Hancock
  -- strict thread matches above, loose matches on Subject: below --
2007-08-05 17:24 Adnan Khaleel
2006-02-27  7:45 page cache question Xin Zhao
2006-02-27  9:03 ` Nick Piggin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \ \ \ \ \ \
    --subject='Re: Page Cache Question' \

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).