linux-kernel - Re: 2.6.31-rc8: CIFS with 5 seconds hiccups

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Message-ID: <alpine.DEB.1.10.0909161224420.21599@V090114053VZO-1>
Date:	Wed, 16 Sep 2009 12:26:04 -0400 (EDT)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	Jeff Layton <jlayton@...hat.com>
cc:	linux-kernel@...r.kernel.org, samba@...ts.samba.org,
	linux-cifs-client@...ts.samba.org
Subject: Re: 2.6.31-rc8: CIFS with 5 seconds hiccups

On Tue, 15 Sep 2009, Jeff Layton wrote:

> Yow, that version of mount.cifs is really old. I wonder if it may be
> passing bad mount options to the kernel? Might be interesting to strace
> that. Something like:
>
> # strace -f -s 256 -e mount mount -t cifs //chiprodfs2/company /mnt -ouser=clameter,domain=xxx
>
> ...it'll probably have a cleartext password in it so you might want to
> doctor the options a bit before sending along if you do.
>
> Alternately, you might just want to try a newer version of mount.cifs
> and see whether that fixes this.

Tried a newer version of mount.cifs without any change.

> > I cannot mount the clameter dir on the 32 bit box. Hangs. So I will mount
> > /company.
> >
>
> Actually, the trace of a hanging mount would probably be interesting.
>
> Does the 32-bit capture that you sent represent a mount attempt that
> hung? Or was it successful?

No it was successful.

> What's the "devname" that you're giving to the mount command for the
> "clameter" dir? If there's more than 1 path component after the
> hostname, then the problem may be in the old version of mount.cifs.
> Some of them had broken handling for path prefixes.

its //machinename/company/clameter

So two components.

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