From: "Lever, Charles" <Charles.Lever@netapp.com>
Subject: RE: Linux client network performance
Date: Wed, 25 Jun 2003 07:29:30 -0700
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To: "Matthias Kittner" <kittner@vrcom.de>
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hi matthias-

it sounds like you've hit the IP fragmentation bug.
you should use NFS/TCP (the "tcp" mount option).

probably it's your 2.4.19-based client that is
causing this problem.

> -----Original Message-----
> From: Matthias Kittner [mailto:kittner@vrcom.de]
> Sent: Wednesday, June 25, 2003 4:57 AM
> To: nfs@lists.sourceforge.net
> Subject: [NFS] Linux client network performance
>=20
>=20
> [I am not a subscriber, please CC to my eMail!]
>=20
> Hello,
>=20
> we have the following problem:
>=20
> - 2 linux clients:
> 	2.4.19-16mdk
> 	2.4.20
> - Solaris NFS-Server (nfs.server 1.21)
> 	SunOS 5.7
>=20
> If we compile on one of the linux machines sometimes in this compile=20
> process the whole network hangs resp. is so slow that one can wait=20
> between 10s or 2min to finish a "ls".
>=20
> "snoop" at the nfs-server machine show very/very much "UDP=20
> continuation"=20
> traffic between the linux client and the solaris server. Killing the=20
> compile process stops this messages.
>=20
> Can anyone help us? Is this a configuration problem or a bug?
>=20
> Regards,
> Matthias
>=20
>=20
>=20
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