linux /etc/fstab文件参数求解释

UUID=cf474122-1d51-4953-846d-9ce1c8d23ae6 /            ext4    defaults        1 1
UUID=ef21d494-0dc7-41ec-95b2-a691bfd4e57e /boot      ext4    defaults        1 2
UUID=37d96494-45f8-42fb-91e1-ecea44c60309 /home     ext4    defaults        1 2
UUID=d08b4700-3bb0-4971-bfbc-5729b79202f8 swap     swap    defaults        0 0
tmpfs                   /dev/shm                tmpfs   defaults        0 0
devpts                  /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                   /sys                    sysfs   defaults        0 0
 proc                    /proc                   proc    defaults        0 0UUID=cf4741