On Tue, 2 Oct 2007 10:21:55 -0700 [EMAIL PROTECTED] (Larry McVoy) wrote: > > I'm currently on 2.6.20, and have also tried 10gbe nics on 2.6.23 with > > My guess is that it is a bug in the debian 2.6.18 kernel. > > > Have you tried something like ttcp, iperf, or even regular ftp? > > Yeah, I've factored out the code since BitKeeper, my test program, > and John's test program all exhibit the same behaviour. Also switched > switches. > > > Checked your nics to make sure they have no errors and are negotiated > > to full duplex? > > Yup and yup.
Make sure you don't have slab debugging turned on. It kills performance. -- Stephen Hemminger <[EMAIL PROTECTED]> - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html