Summary: zfs directory contents lost

Hi all,

answering to my own question. Sorry for bothering you with this. I of course
had to do

	zfs mount  dbase_new/FrontBaseDatabases

to (manually) remount after changing the mount point. It's already late here!!
:-(

Thanks a lot,

 Andreas

>
> I have created
>
> 	zfs create dbase/FrontBaseDatabases
> 	zfs create dbase_new/FrontBaseDatabases
>
> 	zfs set mountpoint=/opt/FrontBase/Database dbase/FrontBaseDatabases
> 	zfs set mountpoint=/opt/FrontBase/DatabasesNew
dbase_new/FrontBaseDatabases
>
> and filled both with lots of data. I then did
>
> 	zfs unmount  dbase/FrontBaseDatabases
> 	zfs unmount  dbase_new/FrontBaseDatabases
>
> and hoped I could simply do
>
> 	zfs set mountpoint=/opt/FrontBase/Database dbase/FrontBaseDatabases
> 	zfs set mountpoint=/opt/FrontBase/DatabasesNew
dbase_new/FrontBaseDatabases
>
> again to remount the filesystems. But this does not work. If I do
>
> 	ls /opt/FrontBase/Databas
> 	ls /opt/FrontBase/DatabaseNew
>
> I get nothing anymore (directories empty)! :-( Why? Are my files lost? How
do
> I get my files back? The "df -h" output indicates 70GB used so the files
must
> be somewhere, but where?
>
> 	df -h
>
> dbase_new              134G    21K    64G     1%    /dbase_new
> dbase                  134G    21K    64G     1%    /dbase
>
> This is pretty urgent (has to run in a couple of hours again)! Please
help!!
> What have I done wrong?