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Date: Thu, 20 Aug 2009 16:05:28 +1000 From: Anton Blanchard <anton@...ba.org> To: Peter Zijlstra <a.p.zijlstra@...llo.nl> Cc: balbir@...ux.vnet.ibm.com, Bharata B Rao <bharata@...ux.vnet.ibm.com>, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>, Ingo Molnar <mingo@...e.hu>, mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org, schwidefsky@...ibm.com, balajirrao@...il.com, dhaval@...ux.vnet.ibm.com, tglx@...utronix.de, kamezawa.hiroyu@...fujitsu.com, akpm@...ux-foundation.org Subject: Re: [tip:sched/core] sched: cpuacct: Use bigger percpu counter batch values for stats counters Hi, > Agreed, the first hunk is dangerous, on the second hunk, I'm not sure > about the INT_MAX thing, that's a 4s gap per cpu, that might be a tad > much. Yeah I somehow missed the fact we read it every timer tick. I was hoping for an easy fix but I guess we just need to set a reasonable batch size at runtime. Anton -- 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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