Messages in this thread | | | Date | Fri, 02 Nov 2012 11:53:37 +0100 | From | Jiri Slaby <> | Subject | Re: kswapd0: excessive CPU usage |
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On 11/02/2012 11:44 AM, Zdenek Kabelac wrote: >>> Yes, applying this instead of the revert fixes the issue as well. > > I've applied this patch on 3.7.0-rc3 kernel - and I still see excessive > CPU usage - mainly after suspend/resume > > Here is just simple kswapd backtrace from running kernel:
Yup, this is what we were seeing with the former patch only too. Try to apply the other one too: https://patchwork.kernel.org/patch/1673231/
For me I would say, it is fixed by the two patches now. I won't be able to report later, since I'm leaving to a conference tomorrow.
> kswapd0 R running task 0 30 2 0x00000000 ... > [<ffffffff81141e2a>] shrink_slab+0xba/0x510
thanks, -- js suse labs
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