Date: Tue, 27 Feb 2007 22:03:46 -0600
To: Bill Davidsen <davidsen@tmr.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.21-rc1: CIFS cheers, NFS4 jeers
Message-ID: <20070228040345.GL29073@iucha.net>
References: <20070226064500.GZ29073@iucha.net> <45E4EAA7.2090007@tmr.com>
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From: florin@iucha.net (Florin Iucha)
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On Tue, Feb 27, 2007 at 09:36:23PM -0500, Bill Davidsen wrote:
> Florin Iucha wrote:
> >Hello, it's me and my 70 GB of photos again.
> >
> >I have tested both CIFS and NFSv4 clients in kernel 2.6.20-rc1 . CIFS
> >passed with flying colors and NFSv4 stalled after 7 GB.

> Neil has been diddling NFS, I did some light testing with 2.6.20-git14=20
> with 190GB of mp3 and mpg files (library of congress folk music) without=
=20
> hangs. Just "did it work" tests, copy 20-30GB to server, do md5 on the=20
> data pulled back from the server.
>=20
> Didn't hang, performance testing later.

2.6.20-rcX used to copy all files then hang on certain operations that
I think used the VFS.  2.6.21-rc1 stalls the NFS transfer itself after
several GB.  The data was never corrupted.

Have you tried copying _ALL_ 190 GB to the server?

florin

--=20
Bruce Schneier expects the Spanish Inquisition.
      http://geekz.co.uk/schneierfacts/fact/163

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