Messages in this thread | | | Subject | Re: 2.6.19-rc1: Volanomark slowdown | From | Rick Jones <> | Date | Wed, 08 Nov 2006 17:08:47 -0800 |
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On Wed, 2006-11-08 at 23:10 +0100, Olaf Kirch wrote: > What I'm saying though is that it doesn't rhyme with what I've seen of > Volanomark - we ran 2.6.16 on a 4p Intel box for instance and it didn't > come close to saturating a Gigabit pipe before it maxed out on CPU load.
That actually supports the hypothesis doesn't it? The issue being the increased number of ACKs causing additional CPU overhead not saturating a NIC if any involved.
One of these days I may have to try to look more closely at what volano does relative to netperf - I remember that someone tried very hard (was it you alexy?) to show a perfomance effect with netperf and it didn't do it :(
rick jones
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