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Re: Profoundly Quadratic NFS

From: Alan Cox <alan redhat com>
To: For testers of Fedora Core development releases <fedora-test-list redhat com>
Subject: Re: Profoundly Quadratic NFS
Date: Wed, 9 Apr 2008 15:02:11 -0400

On Wed, Apr 09, 2008 at 11:22:10AM -0700, Chuck Forsberg WA7KGX N2469R wrote:
> PCI gigabit card are extremely slow, with a a short burst of ethernet
> traffic every 20 seconds or so.   An 800 MB disk image took 708

Please file a bug and if possible collect a tcpdump on a third box on the
network (or on the end that seems to be sane). Also check dmesg for
any reports. If you ask tcpdump to capture the full packets it will decode
the NFS level traffic too

References:
- Profoundly Quadratic NFS
  - From: Chuck Forsberg WA7KGX N2469R

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