Date: Sun, 28 Sep 2008 12:35:11 -0700 From: Jeremy Chadwick <koitsu@FreeBSD.org> To: "firmdog@gmail.com" <firmdog@gmail.com> Cc: stable@freebsd.org, net@freebsd.org Subject: Re: 7.1-PRERELEASE : bad network performance (nfe0) Message-ID: <20080928193511.GB87069@icarus.home.lan> In-Reply-To: <fa1676af0809281043k269b3d78sbf1e8006f2aa282e@mail.gmail.com> References: <wptzc1gu9v.fsf@heho.snv.jussieu.fr> <fa1676af0809281043k269b3d78sbf1e8006f2aa282e@mail.gmail.com>
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On Sun, Sep 28, 2008 at 01:43:12PM -0400, firmdog@gmail.com wrote: > I have the same problem on a Dell Poweredge SC440 when I transferred over > 50GB > from a FreeBSD 5.4 box to my new Dell running 7.1. Used a crossover cable > and > the link was 1000 full duplex, but could only get about 10M/s. Very odd. > Did a tcpdump and saw lots of bad checksum errors. This is probably because checksum offloading was being done on the NIC. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
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