/dev/sda1 on / type ext3 (rw) ^ main hard drive, scsi none on /proc type proc (rw) ^ proc filesystem. Basically not files at all, but information that the kernel gives you. try "cat /proc/cpuinfo" for example usbdevfs on /proc/bus/usb type usbdevfs (rw) ^ heh, self explanatory none on /dev/pts type devpts (rw,gid=5,mode=620) none on /dev/shm type tmpfs (rw) ^ not sure what pts is, but shm is "temp filesystem" for temporary junk /dev/sdb2 on /usr1 type ext3 (rw) /dev/sdc2 on /usr3 type ext3 (rw) /dev/sdd2 on /d0 type ext3 (rw) /dev/sdd1 on /atlas type ext3 (rw) ^ more scsi drives atlas00:/raid on /raid type nfs (rw,bg,hard,intr,rsize=32768,wsize=32768,addr=128.196.189.61) atlas03:/raid03/fcal on /fcal type nfs (rw,bg,hard,intr,rsize=32768,wsize=32768,addr=128.196.188.245) ^ raid ;)