Messages in this thread | | | From | Nick Piggin <> | Subject | Re: SLUB 0:1 SLAB (OOM during massive parallel kernel builds) | Date | Thu, 25 Oct 2007 12:34:01 +1000 |
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On Thursday 25 October 2007 12:15, Christoph Lameter wrote: > On Wed, 24 Oct 2007, Alexey Dobriyan wrote: > > [12728.701398] DMA free:8032kB min:32kB low:40kB high:48kB active:2716kB > > inactive:2208kB present:12744kB pages_scanned:9299 all_unreclaimable? > > yes [12728.701567] lowmem_reserve[]: 0 2003 2003 2003 [12728.701654] > > Ummm... all unreclaimable is set! Are you mlocking the pages in memory? Or > what causes this? All pages under writeback? What is the dirty ratio set > to?
Why is SLUB behaving differently, though.
Memory efficiency wouldn't be the reason, would it? I mean, SLUB should be more efficient than SLAB, plus have less data lying around in queues. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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