Messages in this thread | | | Date | Mon, 06 Jan 2003 13:23:23 -0800 | From | "Martin J. Bligh" <> | Subject | Re: Gigabit/SMP performance problem |
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> Well, judging by the fact that a UP kernel can route more traffic (and > consequently more interrupts p/s) than an SMP kernel, I think that one cpu
Umm ... what are you comparing here? How many CPUs on your SMP kernel? If I have an 8 CPU machine, you think it can handle less traffic than a 1-cpu machine running a UP kernel?
> can probably handle all of the interrupts. Really the issue I'm trying to > solve is not routing performance, but rather the fact that SMP routing > performance is worse while using twice the cpu time (2 cpu's at around 95% > vs. 1 at around 95%).
Can you mail out kernel profiles? What's burning all the time here?
Thanks,
M.
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