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SubjectRe: kswapd craziness in 3.7
On Tue, Dec 04, 2012 at 21:01:33 -0600,
Bruno Wolff III <bruno@wolff.to> wrote:
>On Tue, Dec 04, 2012 at 16:42:10 -0500,
> Johannes Weiner <hannes@cmpxchg.org> wrote:
>> kernel-3.7.0-0.rc7.git1.2.van.main.knurd.kswap.4.fc18.i686
>>and
>> kernel-3.7.0-0.rc7.git1.2.van.main.knurd.kswap.4.fc18.x86_64
>>for over 24hours with no evidence of problems with kswapd"
>>
>>Now waiting for results from Jiri, Zdenek and Bruno...
>
>I have been running
>3.7.0-0.rc7.git1.2.van.main.knurd.kswap.4.fc18.i686.PAE a bit over 23
>hours and kswapd has accumalated one minute 8 seconds of CPU time. I
>did several yum operations during that time and didn't see kswapd
>spike to 90+% CPU usage as I had seen in the past. With some kernels
>I wasn't reliably triggering the kswapd issue, so it may not be long
>enough to know for sure that the problem is fixed.

I am now at a bit over 2 and 1/2 days with kswapd having used 1 minute
53 seconds of CPU time.


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