Is there an easy way to collect how much memory is used for page cache?

Is there an easy way to collect how much memory is used for page cache?

[Xin Zhao]

Specifically, how much memory is used to cache data for file systems? 
Any way to measure it?

Thanks!

-x

Re: Is there an easy way to collect how much memory is used for page cache?

[Andreas Mohr]

Hi,

On Tue, Apr 25, 2006 at 11:27:08AM -0400, Xin Zhao wrote:
> Specifically, how much memory is used to cache data for file systems? 
> Any way to measure it?

cat /proc/slabinfo, possibly?

Andreas Mohr

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Re: Is there an easy way to collect how much memory is used for page cache?

[linux-os (Dick Johnson)]

On Tue, 25 Apr 2006, Xin Zhao wrote:

> Specifically, how much memory is used to cache data for file systems?
> Any way to measure it?
>
> Thanks!

Get the source for vmstat. In the meantime. `vmstat`.


Cheers,
Dick Johnson
Penguin : Linux version 2.6.16.4 on an i686 machine (5592.89 BogoMips).
Warning : 98.36% of all statistics are fiction, book release in April.
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