root@jcjung:/work/tmp# ls -il
합계 0
556266 -rw-r--r-- 1 root root 0 2012-01-19 13:49 rfile
root@jcjung:/work/tmp# mknod pfile p
root@jcjung:/work/tmp# ll
합계 8
drwxr-xr-x 2 root root 4096 2012-01-19 13:53 ./
drwxr-xr-x 7 root root 4096 2012-01-19 13:48 ../
prw-r--r-- 1 root root 0 2012-01-19 13:53 pfile|
-rw-r--r-- 1 root root 0 2012-01-19 13:49 rfile
p = pipe
root@jcjung:/work/tmp# mknod cfile c 250 10
root@jcjung:/work/tmp# ll
합계 8
drwxr-xr-x 2 root root 4096 2012-01-19 13:59 ./
drwxr-xr-x 7 root root 4096 2012-01-19 13:48 ../
crw-r--r-- 1 root root 250, 10 2012-01-19 13:59 cfile
prw-r--r-- 1 root root 0 2012-01-19 13:53 pfile|
-rw-r--r-- 1 root root 0 2012-01-19 13:49 rfile
c major number minor number
root@jcjung:/work/tmp# mknod bfile b 250 20
root@jcjung:/work/tmp# ll
합계 8
drwxr-xr-x 2 root root 4096 2012-01-19 14:02 ./
drwxr-xr-x 7 root root 4096 2012-01-19 13:48 ../
brw-r--r-- 1 root root 250, 20 2012-01-19 14:02 bfile
crw-r--r-- 1 root root 250, 10 2012-01-19 13:59 cfile
prw-r--r-- 1 root root 0 2012-01-19 13:53 pfile|
-rw-r--r-- 1 root root 0 2012-01-19 13:49 rfile