Quoting r. Shirley Ma <[EMAIL PROTECTED]>: > Subject: Re: [openib-general] Re: Re: [PATCH] IPoIB splitting CQ,?increase > both send/recv poll NUM_WC & interval > > > Michael, > > smp kernel on UP result is very bad. It dropped 40% throughput. > up kernel on UP thoughput dropped with cpu utilization dropped from 75% idle > to 52% idle.
Hmm. So far it seems the approach only works well on 2 CPUs. > I didn't see latency difference. I used TCP_RR test. This is somewhat surprising, isn't it? One would explain the extra context switch to have some effect on latency, would one not? -- MST _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
