Re: MM question

["Stephen C. Tweedie" <sct@redhat.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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