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Date: Tue, 8 Mar 2011 09:19:06 +0900 (JST) From: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> To: Andi Kleen <ak@...ux.intel.com> Cc: kosaki.motohiro@...fujitsu.com, Andi Kleen <andi@...stfloor.org>, akpm@...ux-foundation.org, linux-mm@...ck.org, linux-kernel@...r.kernel.org, aarcange@...hat.com Subject: Re: [PATCH 6/8] Add __GFP_OTHER_NODE flag > > Yes, less intrusive. But are you using current NUMA stastics on > > practical system? > > Yes I do. I know users use it too. > > We unfortunately still have enough NUMA locality problems in the kernel > so that overflowing nodes, causing fallbacks for process memory etc. are not uncommon. > If you get that then numastat is very useful to track down what happens. > > In an ideal world with perfect NUMA balancing it wouldn't be needed, > but we're far from that. > > Also the numactl test suite depends on them. If so, I have no objection of cource. :) Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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