On Wed, Aug 01, 2007 at 01:52:11PM +0100, Carwyn Edwards wrote: > > I'm in the process of trying to track down the cause of frequent Delayed > Write Failures on our network. Most seem to be from database-like files > (e.g. firefox/thunderbird sqlite files) that are stored in the users > Application Data directory. The AppData directory in our case is on a > mapped network drive and excluded from the set of files copied back and > forth as part of the roaming profile. (See: > http://www.css.taylor.edu/~nehresma/samba.html - we do something similar). > > The problem files are opened by the applications and held open for long > periods of time and periodically queried and written to. Note that > another common culprit is one of the various index.dat files in the IE > related History or Cookie folders. What seems to happen is that the SMB > connection drops off at some point before the Delayed Write Failure and > eventually a return status of STATUS_INVALID_HANDLE triggers the error > message when the application attempts to access the now presumably stale > handle? > > From the various network traces I've captured the STATUS_INVALID_HANDLE > is in response to a QUERY_FILE_INFO on the problem file. What's puzzled > me is that I'm seeing many STATUS_INVALID_HANDLE responses that don't > correlate to any visible errors on the client side. > > Should we be expecting many STATUS_INVALID_HANDLE responses relating to > files in a network based roaming profile? > > I'm collecting debug data at the moment to try and eliminate some > possible causes but thought I'd ask in case someone else has had this > problem? Is the problem really the dropped connections or the handling > of the dropped connections? Is there another possible cause for the > invalid handles?
What Samba version please ? Jeremy. -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/listinfo/samba