Re: Directory appears different dependent on access path

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On Wed, Mar 07, 2012 at 10:37:59PM +0000, Michael Adler wrote:
> Jeremy Allison <jra <at> samba.org> writes:
> 
> > 
> > On Mon, Mar 05, 2012 at 09:50:46AM -0500, Michael Adler wrote:
> > > I'm very confused by a recent home directory inconsistency and am
> > > hoping someone can give me a clue where to look for the problem.  It
> > > started when I used Adobe Illustrator to write a file to my home
> > > directory on a Samba share.  Illustrator writes a new file by
> > > creating a temporary file, completing the write, and then renaming
> > > the file to the user-specified name.  What I see as the final result
> > > is inconsistent:  from the Windows machine that created the file I
> > > see what I would expect -- the name I specified exists.  On the
> > > Samba host I see the temporary file name, with the correct contents,
> > > and the rename appears never to have happened.
> > 
> > Does the Windows client actually request the rename ? Check the
> > smbd logs.
> 
> No.  On the share with the failures I see just opening and closing the temporary
> file and almost no other activity, yet from the perspective of the Windows
> machine everything does complete.  On the share with no failures, resolving to
> the same Unix drive, I see a lot of activity, including the file rename.  The
> apparent states of \\foo\homes and \\foo\<user> when logged in as the user are
> different: one has the temporary files, the other the renamed ones!  This all
> from the same Windows machine.
> 
> The Windows box is behaving as though there is cached state for the directory,
> when viewed as a particular share name, that is never flushed and is persistent
> across reboots.  I've only seen this in the top level directory.

This with SMB2 ? I'm wondering if the new MS-client directory
caching is causing problems.
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