Messages in this thread | | | Date | Thu, 21 Apr 2011 20:03:27 -0700 (PDT) | From | Christian Kujau <> | Subject | Re: 2.6.39-rc4+: oom-killer busy killing tasks |
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On Fri, 22 Apr 2011 at 11:58, Minchan Kim wrote: > But I wonder why VM can't reclaim the pages. As I see the log, there > are lots of slab pages(710M) in DMA zone while LRU pages are very > small. SLAB pages are things VM has a trouble to reclaim. I am not > sure 710M of SLAB is reasonable size. Don't you have experience same > problem in old kernel?
No, I forgot to add 2.6.38 (and before) did not show that behaviour.
> If you see the problem first in 2.6.39-rc4, maybe it would be a > regression(ex, might be slab memory leak)
I would think so. I'll try to bisect, but with one compilation taking ~20min on this box, this might take a while.
> Could you get the information about slabinfo(ex, cat /proc/slabinfo) > right before OOM happens.
When it happens again, I'll try to get this.
Thanks for replying, Christian. -- BOFH excuse #73:
Daemons did it
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