On Sun, May 9, 2010 at 6:43 AM, Barney Cordoba <barney_cord...@yahoo.com>wrote:
> > > --- On Sat, 5/8/10, Murat Balaban <mu...@enderunix.org> wrote: > > > From: Murat Balaban <mu...@enderunix.org> > > Subject: Re: Intel 10Gb > > To: "Vincent Hoffman" <vi...@unsane.co.uk> > > Cc: freebsd-net@freebsd.org, freebsd-performa...@freebsd.org, "grarpamp" > <grarp...@gmail.com> > > Date: Saturday, May 8, 2010, 8:59 AM > > > > Much of the FreeBSD networking stack has been made parallel > > in order to > > cope with high packet rates at 10 Gig/sec operation. > > > > I've seen good numbers (near 10 Gig) in my tests involving > > TCP/UDP > > send/receive. (latest Intel driver). > > > > As far as BPF is concerned, above statement does not hold > > true, > > since there is some work that needs to be done here in > > terms > > of BPF locking and parallelism. My tests show that there > > is a high lock contention around "bpf interface lock", > > resulting > > in input errors at high packet rates and with many bpf > > devices. > > > > I belive GSoC 2010 project, Multiqueue BPF, is a milestone > > for this: > > http://www.freebsd.org/projects/ideas/ideas.html#p-multiqbpf > > > > I'm also working on this problem myself and will post a > > diff whenever > > I have something usable. > > > > > > -- > > Murat > > http://www.enderunix.org/murat/ > > > > > > > > On Sat, 2010-05-08 at 10:01 +0100, Vincent Hoffman > > > > wrote: > > > Looks a little like > > > http://lists.freebsd.org/pipermail/svn-src-all/2010-May/023679.html > > > but for intel. cool. > > > > > > Vince > > > On 07/05/2010 23:01, grarpamp wrote: > > > > Just wondering in general these days how close > > FreeBSD is to > > > > full 10Gb rates at various packet sizes from > > minimum ethernet > > > > frame to max jumbo 65k++. For things like BPF, > > ipfw/pf, routing, > > > > switching, etc. > > > > http://www.ntop.org/blog/?p=86 > > > > _______________________________________________ > > Blah, Blah, Blah. Let's see some real numbers on real networks under > real loads. Until then, you've got nothing. > > BC > > > Blah blah blah, you're one to talk, do you EVER do anything but criticize others? Nothing is right. Jack _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
