root@lubuntu:/# mount
rootfs on / type rootfs (rw,size=497600k,nr_inodes=124400)
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,relatime,size=497620k,nr_inodes=124405,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=101688k,mode=755)
/dev/sdb1 on /cdrom type vfat (rw,noatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/loop0 on /rofs type squashfs (ro,noatime)
/dev/loop1 on /cow type ext3 (rw,noatime,data=ordered)
/cow on / type overlayfs (rw,relatime,lowerdir=//filesystem.squashfs,upperdir=/cow)
none on /sys/fs/cgroup type tmpfs (rw,relatime,size=4k,mode=755)
none on /sys/fs/fuse/connections type fusectl (rw,relatime)
none on /sys/kernel/debug type debugfs (rw,relatime)
none on /sys/kernel/security type securityfs (rw,relatime)
tmpfs on /tmp type tmpfs (rw,nosuid,nodev,relatime)
none on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
none on /run/shm type tmpfs (rw,nosuid,nodev,relatime)
none on /run/user type tmpfs (rw,nosuid,nodev,noexec,relatime,size=102400k,mode=755)
none on /sys/fs/pstore type pstore (rw,relatime)
systemd on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,release_agent=/run/cgmanager/agents/cgm-release-agent.systemd,name=systemd)
gvfsd-fuse on /run/user/999/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=999,group_id=999)
/dev/mapper/jolly-root on /mnt type ext4 (rw,relatime,data=ordered)
/dev/sda1 on /mnt/boot type ext4 (rw,relatime,data=ordered)
udev on /mnt/dev type devtmpfs (rw,relatime,size=497620k,nr_inodes=124405,mode=755)
devpts on /mnt/dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
proc on /mnt/proc type proc (rw,nosuid,nodev,noexec,relatime)
sysfs on /mnt/sys type sysfs (rw,nosuid,nodev,noexec,relatime)
root@lubuntu:/#