7.1-PRERELEASE : bad network performance (nfe0)
koitsu at FreeBSD.org
Sun Sep 28 19:35:12 UTC 2008
On Sun, Sep 28, 2008 at 01:43:12PM -0400, firmdog at gmail.com wrote:
> I have the same problem on a Dell Poweredge SC440 when I transferred over
> from a FreeBSD 5.4 box to my new Dell running 7.1. Used a crossover cable
> 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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