<p>df shows no file systems processed</p><p>A df -m command on the system shows:</p><p>df -m</p><p>df: no file systems processed</p><p>on Openvz file systems are mounted on the hostnode. In order for openvz to know about the filesystems it reads /etc/mtab (which shows the data from /proc/mounts).</p><p>To fix the issue run</p><p>cat /proc/mounts &gt; /etc/mtab</p>