On 7/1/08, Adrian Chadd <[EMAIL PROTECTED]> wrote: > 2008/7/1 Sepherosa Ziehau <[EMAIL PROTECTED]>: > > > > > Properly configured #RX desc and timer intr interval will be required > > to make sure that the RX desc collection could keep up with the > > hardware speed. I used pure timer intr (8000Hz) on nfe(4) in dfly w/ > > good result, i.e. TX/RX @linespeed without livelocking the system. > > The drawback of pure timer intr is that you waste extra cpu power, > > when there is nothing to process. > > > What packet rate is "linespeed" ? With what size packets?
I did not mean pps w/ 64bytes packet. Didn't have time to measure it yet. I only saw that msk(4) and em(4) could accept 64bytes packets @1.4Mpps. I meant netperf -t TCP_STREAM with -s/-S/-m 65536 on an AMDX2 3600+ with 1GBytes ram in i386 mode. Best Regards, sephe -- Live Free or Die _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[EMAIL PROTECTED]"
