# df -h
/dev/mapper/vg_hostname-lv_root
                       50G   14G   34G  29% /
tmpfs                  16G  200K   16G   1% /dev/shm
/dev/sda1             485M  142M  318M  31% /boot
/dev/mapper/vg_hostname-lv_home
                      474G  212G  239G  48% /home
/dev/sdc1             1,8T  196M  1,7T   1% /mnt/disk1
/dev/sdb1             1,8T  1,7T   92G  95% /mnt/disk2

# umount -l /dev/shm
# mount -a
# df -h
/dev/mapper/vg_hostname-lv_root
                       50G   14G   34G  29% /
/dev/sda1             485M  142M  318M  31% /boot
/dev/mapper/vg_hostname-lv_home
                      474G  212G  239G  48% /home
/dev/sdc1             1,8T  196M  1,7T   1% /mnt/disk1
/dev/sdb1             1,8T  1,7T   92G  95% /mnt/disk2
tmpfs                  24G     0   24G   0% /dev/shm

# cat /etc/fstab
/dev/mapper/vg_hostname-lv_root           /                       ext4    defaults        1 1
tmpfs /dev/shm tmpfs rw,size=75% 0 0
UUID=07d9a649-41e8-4a2f-a61b-f8ecdb622473 /boot                   ext4    defaults        1 2
/dev/mapper/vg_hostname-lv_home           /home                   ext4    defaults        1 2
/dev/mapper/vg_hostname-lv_swap           swap                    swap    defaults        0 0
devpts                                    /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                                     /sys                    sysfs   defaults        0 0
proc                                      /proc                   proc    defaults        0 0
UUID=57a18512-3122-4e32-aa35-029c872b768d /mnt/disk1              ext4    defaults        0 0
UUID=7a2cdbb1-0549-4928-ada5-8bc722ac0d14 /mnt/disk2              ext4    defaults        0 0

# uname -a
Linux hostname 2.6.39-300.28.1.el6uek.x86_64 #1 SMP Tue Feb 5 22:51:31 PST 2013 x86_64 x86_64 x86_64 GNU/Linux