James Dickens wrote:

> On 7/17/06, Adam Leventhal <ahl at eng.sun.com> wrote:
>
>> Hey James,
>>
>> Have you been able to reproduce this consistently? The problem 
>> appears for
>> me only from time and time, and I haven't been able to identify any 
>> patterns
>> to be able to reproduce it reliably.
>>
>> Adam
>>
>
> Yes with Linux on the client side its readily reproducable. Every time
> I mount a zfs filesystem via NFS,  .zfs/snapshot is empty. I have
> triend running   find .zfs/snapshot   and it gives no results, even
> though at least one snapshot exists.
>
> user2 at debian:~$ find .zfs/snapshot
> .zfs/snapshot
> .zfs/snapshot/at_creation
> user2 at debian:~$ find .zfs/snapshot -name README
> user2 at debian:~$


This works fine for me using a Solaris client (recent nevada build) - 
and it works using the automounter or manual mount.

If this is reproducible for you, would you mind capturing a snoop trace?

eric

>
> now if i force linux to read all the files on the filesystem, then it
> works as expected.
>
> user2 at debian:~$ ls -R .zfs/snapshot > /dev/null
> user2 at debian:~$ find .zfs/snapshot -name README
> .zfs/snapshot/at_creation/README
> user2 at debian:~$
>
> James Dickens
> uadmin.blogspot.com
>
>
>
>> On Wed, Jul 12, 2006 at 04:34:04PM -0500, James Dickens wrote:
>> > On 7/11/06, Adam Leventhal <ahl at eng.sun.com> wrote:
>> > >I'm exporting a ZFS filesystem via nfsv4. Occasionally and without 
>> any
>> > >identifiable cause, that directory appears to be empty on a client 
>> machine
>> > >mouting that file system through /net (autofs). When this happens, 
>> the
>> > >client
>> > >also can't create new files under that mount.
>> > >
>> > I have also seen something like this except I have only been testing
>> > .zfs/snapshot directories. Even though there are snapshots, of the
>> > filesystem  find .zfs/snapshot   doesn't return anything, the only way
>> > I have managed to get it working in my case is to do  ls -R .zfs  And
>> > I have mostly been testing with Linux Clients.
>> >
>> > James Dickens
>> > uadmin.blogspot.com
>> >
>> >
>> >
>> >
>> >
>> > >Is this a bug in Solaris? If not, is there some way to address the 
>> problem
>> > >without rebooting?
>> > >
>> > >If there's any information I can provide that would help diagnose the
>> > >problem,
>> > >please let me know.
>> > >
>> > >Thanks.
>> > >
>> > >Adam
>> > >
>> > >--
>> > >Adam Leventhal, Solaris Kernel Development       
>> http://blogs.sun.com/ahl
>> > >_______________________________________________
>> > >nfs-discuss mailing list
>> > >nfs-discuss at opensolaris.org
>> > >
>>
>> -- 
>> Adam Leventhal, Solaris Kernel Development       
>> http://blogs.sun.com/ahl
>>
> _______________________________________________
> nfs-discuss mailing list
> nfs-discuss at opensolaris.org



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