Messages in this thread | | | Date | Tue, 14 Aug 2007 22:38:07 +0800 | From | Eugene Teo <> | Subject | Re: Page Cache Question |
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<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: http://userweb.kernel.org/~akpm/pagecache-management/
"... 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."
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