linux-kernel - Re: Page Cache question

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Message-id: <46B60AF8.1020401@shaw.ca>
Date:	Sun, 05 Aug 2007 11:38:00 -0600
From:	Robert Hancock <hancockr@...w.ca>
To:	Adnan Khaleel <akhaleel2001@...oo.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Page Cache question

Adnan Khaleel wrote:
> So would it be possible to me to disable it for just a particular user space process?

It's the core of the whole VM/memory management subsystem. It's not 
something you can just disable.

It would be better if you explained what exactly you were trying to 
accomplish..

> 
> Adnan
> 
> 
>> 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.
> 
> 
> 
> All user memory is in the page cache. Without it you could only run kernel
> 
> modules.
> 
> 
> 
> -Andi

-- 
Robert Hancock      Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@...pamshaw.ca
Home Page: http://www.roberthancock.com/

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