Messages in this thread | | | Date | Thu, 07 Mar 2013 20:37:16 +0100 | From | Jiri Slaby <> | Subject | Re: kswapd craziness round 2 |
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On 03/01/2013 03:02 PM, Hillf Danton wrote: > On Fri, Mar 1, 2013 at 1:02 AM, Jiri Slaby <jslaby@suse.cz> wrote: >> >> Ok, no difference, kswap is still crazy. I'm attaching the output of >> "grep -vw '0' /proc/vmstat" if you see something there. >> > Thanks to you for test and data. > > Lets try to restore the deleted nap, then.
Oh, it seems to be nice now: root 579 0.0 0.0 0 0 ? S Mar04 0:13 [kswapd0]
Thanks.
> Hillf > --- a/mm/vmscan.c Thu Feb 21 20:01:02 2013 > +++ b/mm/vmscan.c Fri Mar 1 21:55:40 2013 > @@ -2817,6 +2817,10 @@ loop_again: > */ > if (sc.nr_reclaimed >= SWAP_CLUSTER_MAX) > break; > + > + if (sc.priority < DEF_PRIORITY - 2) > + congestion_wait(BLK_RW_ASYNC, HZ/10); > + > } while (--sc.priority >= 0); > > out: > -- >
-- js suse labs
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