NFS lockup when copying a "special" file

[Kris Kennaway]

On Mon, Sep 04, 2006 at 08:12:20PM +0200, Oliver Lehmann wrote:
> Oliver Fromme wrote:
> 
> > This doesn't seem to be amd64-specific, so I copy freebsd-fs.
> > 
> > David O'Brien <obrien at freebsd.org> wrote:
> >  > On Thu, Jul 13, 2006 at 08:14:34PM +0200, Oliver Lehmann wrote:
> >  > > nfs server www:/mnt/space/www: not responding
> >  > > nfs server www:/mnt/space/www: not responding
> >  > > nfs server www:/mnt/space/www: not responding
> > 
> 
> and again it hit me two times today where I was forced to reboot my
> client... this all makes me feel kinda sad - Is there anything which can
> be done to help fixing this? I nearly lost a really really important pdf
> which was generated online and my browser became stuck on showing me the
> "save as" dialog... (I just waited a very long long time until it showed
> up - looks like from time to time some data can pass through)

Debugging deadlocks typically starts with setting up DDB and obtaining
information like backtraces of the running processes, 'show
lockedvnods' output, etc.

Kris
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