Re: [PATCH 0/9] V2: idle page tracking / working set estimation

Eric B Munson
2011-09-29T21:18:52Z

On Thu, 29 Sep 2011 13:25:00 -0700, Michel Lespinasse wrote:
> On Thu, Sep 29, 2011 at 9:43 AM, Eric B Munson <emunson@mgebm.net>
> wrote:
>> I have been trying to test these patches since yesterday afternoon.
>>  When my
>> machine is idle, they behave fine.  I started looking at performance
>> to make
>> sure they were a big regression by testing kernel builds with the
>> scanner
>> disabled, and then enabled (set to 120 seconds).  The scanner
>> disabled builds
>> work fine, but with the scanner enabled the second time I build my
>> kernel hangs
>> my machine every time.  Unfortunately, I do not have any more
>> information than
>> that for you at the moment.  My next step is to try the same tests
>> in qemu to
>> see if I can get more state information when the kernel hangs.
>
> Could you please send me your .config file ? Also, did you apply the
> patches on top of straight v3.0 and what is your machine like ?
>
> Thanks,

My .config will come separately to you. I applied the patches to
Linus' master branch as of yesterday. My machine is a single Xeon 5690
with 12G of ram (do you need more details than that?)

Thanks,
Eric