Mileage will vary depending on your version of Linux..but first grab your disk device names
$ df
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 55G 1.9G 50G 4% /
/dev/sda5 126G 46G 80G 37% /home
/dev/sda9 26G 522M 24G 3% /tmp
/dev/sda7 103G 15G 84G 15% /usr
/dev/sda6 32G 1.4G 29G 5% /var
$ sudo file -s /dev/sda{,1,5,6,7,9}
/dev/sda: x86 boot sector
/dev/sda1: Linux rev 1.0 ext4 filesystem data, UUID=1bdf35a5-6ae0-402d-ab61-853ca3877d94 (needs journal recovery) (extents) (large files) (huge files)
/dev/sda5: Linux rev 1.0 ext4 filesystem data, UUID=b9646594-a7b2-4cfd-a909-d9b6df2ff698 (needs journal recovery) (extents) (large files) (huge files)
/dev/sda6: Linux rev 1.0 ext4 filesystem data, UUID=fc0355a1-05f8-416e-8bde-24287782d45b (needs journal recovery) (extents) (large files) (huge files)
/dev/sda7: Linux rev 1.0 ext3 filesystem data, UUID=64395184-64bf-4b52-90cb-e0afff7c678c (needs journal recovery) (large files)
/dev/sda9: Linux rev 1.0 ext4 filesystem data, UUID=9c56ff6c-052d-4329-a956-43d7df88e6d7 (needs journal recovery) (extents) (large files) (huge files)
