zfs get all command hung

[a.smith at ukgrid.net]

Quoting Gary Palmer <gpalmer at freebsd.org>:

>
> I'm no expert, but it looks more like you have a NFS filesystem mounted
> on the system and for some reason system calls to list the mounted
> filesystems are hanging due to the NFS mount.  Is there a NFS filesystem
> mounted on that box and is the NFS server available and responding to
> NFS requests?
>

Hi Gary,

   yeah think you're spot on there! There is an NFS mount used for  
some backups, looks like our network guys have broken something today  
though, seems to be blocked on the firewall!

thanks for the comment,

Andy.