That output tells me that every omv package is partially installed. What is the output of: sudo apt-get -f install
Code
root@debian:~# sudo apt-get -f install
E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem.
root@debian:~# sudo dpkg --configure -a
Setting up php-common (2:93) ...
After 20 seconds the machine is self rebooting - is any chance to fix or system is down? Funny thing I can touch the samba nfs/shares