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Date: Thu, 15 Apr 2010 10:50:24 +0800 From: Changli Gao <xiaosuo@...il.com> To: Eric Dumazet <eric.dumazet@...il.com> Cc: Stephen Hemminger <shemminger@...tta.com>, Tom Herbert <therbert@...gle.com>, hadi@...erus.ca, netdev@...r.kernel.org, robert@...julf.net, David Miller <davem@...emloft.net>, Andi Kleen <andi@...stfloor.org> Subject: Re: rps perfomance WAS(Re: rps: question On Thu, Apr 15, 2010 at 10:40 AM, Eric Dumazet <eric.dumazet@...il.com> wrote: > > Agree 100%, and irqbalance is the existing daemon. It should be used and > changed if necessary. > > Changli, my stronges argument about your patches is that our scheduler > and memory affinity api (numactl driven) is bitmask oriented, giving the > same weight to individual cpu or individual memory node. > It works with the assumption: the workloads handled in non-schedulable context are less than the others. If most of work is done in non-schedulable(softirq) context, scheduler can't keep load balance. -- Regards, Changli Gao(xiaosuo@...il.com) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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