SuperPages utilization survey

[Mikolaj Golub]

On Fri, 1 Jun 2012 14:54:48 +0200 Ivan Voras wrote:

 IV> On 1 June 2012 14:35, Wojciech Puchar <wojtek at wojtek.tensor.gdynia.pl> wrote:
 >>> http://people.freebsd.org/~ivoras/stuff/spsurvey.py

 ...

 IV> If anyone posts more data, I'll analyse it. I'm more worried about the
 IV> granularity of procstat, where it marks the entire region if a single
 IV> superpage exists in it - it means any such analysis is only
 IV> approximate.

Here is a patch (for kernel and procstat) that allows to see amount of pages
mapped to superpages.

http://people.freebsd.org/~trociny/procstat-superpages.cnt.1.patch

Not sure it is useful enough to be committed.

-- 
Mikolaj Golub