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Date: Fri, 3 Nov 2006 17:26:05 -0800 From: Paul Jackson <pj@....com> To: Andrew Morton <akpm@...l.org> Cc: clameter@....com, linux-kernel@...r.kernel.org Subject: Re: Avoid allocating during interleave from almost full nodes Andrew wrote: > But in this application which you are proposing, any correlation with > elapsed walltime is very slight. It's just the wrong baseline to use. > What is the *sense* in it? Ah - but time is cheap as dirt, and scales like the common cold virus. That makes it sinfully attractive for secondary affect placement cache hints like this. What else would you suggest? Same question applies, I suppose, to my zonelist caching patch that is sitting in your *-mm patch stack, where you also had doubts about using wall clock time to decay the fullnode hints. -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson <pj@....com> 1.925.600.0401 - 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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