From: jamal <[EMAIL PROTECTED]> Date: Wed, 10 Oct 2007 09:08:48 -0400
> On Wed, 2007-10-10 at 03:44 -0700, David Miller wrote: > > > I've always gotten very poor results when increasing the TX queue a > > lot, for example with NIU the point of diminishing returns seems to > > be in the range of 256-512 TX descriptor entries and this was with > > 1.6Ghz cpus. > > Is it interupt per packet? From my experience, you may find interesting > results varying tx interupt mitigation parameters in addition to the > ring parameters. > Unfortunately when you do that, optimal parameters also depends on > packet size. so what may work for 64B, wont work well for 1400B. No, it was not interrupt per-packet, I was telling the chip to interrupt me every 1/4 of the ring. _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
