1. System with old drive2. install new drive and sync via System admin3. shutdown and remove old drive3. boot up and do the fdisk trick by jcns4. the commands: mdadm --grow /dev/md2 --size=maxpvresize /dev/md2lvresize -l +100%FREE main/rootext2online -C0 /dev/main/root5. reboot and close your server casing again I got it to work, thanks a lot for your help!Finally I can get all my music on the server to stream over the SqueezeCenter!
Doesn't work for me...