[root@svr~]# vzdump --snapshot 101 /dev/cdrom: open failed: No medium foundstarting backup for VPS 101 (/vz/private/101)Thu Jul 12 06:53:52 2007 creating backup for VPS 101 failed(0.00 minutes): unable to dump into snapshot(use option --dumpdir) at /usr/bin/vzdump line 450.
What is going on?
Here is the answer
