Manuel Bouyer wrote:

>On Mon, May 29, 2000 at 10:30:26AM -0500, Bob Nestor wrote:
>> I don't know if it's related, but I'm seeing some funny stuff with NFS 
>> mounted filesystems too.  I've got the current source tree NFS mounted 
>> and I'm trying to do a "make release" on a client system.  Every so often 
>> I'm seeing "permission denied" on file accesses.  The build is running as 
>> [...]
>
>Are you playing with mount/unmount while doing this ?
>When you mount or unmount a file system, mountd will redo an export list
>and there is a small window in which ine filesystem is not exported.
>The effect of this is that the client gets a 'permission denied' on any
>access in this windows.

Wow! You hit the nail right on the head.  I was playing with CDs at the 
time, mounting and unmounting them and the ISO images via vnd at the time.

Thanks for the explaination (and for correctly pointing to "operator 
error").  ;-)

-bob