32位系统：
[root@localhost ~]# file /sbin/init /sbin/init: ELF 32-bit LSB shared object,Intel 80386,version 1 (SYSV),dynamically linked (uses shared libs),for GNU/Linux 2.6.18,stripped [root@localhost ~]# file /bin/ls /bin/ls: ELF 32-bit LSB executable,stripped
64位系统：
[root@localhost ]# file /sbin/init /sbin/init: ELF 64-bit LSB shared object,x86-64,stripped [root@localhost ]# file /bin/ls /bin/ls: ELF 64-bit LSB executable,stripped [root@localhost ]# uname -a Linux localhost.localdomain 2.6.32-431.el6.x86_64 #1 SMP Fri Nov 22 03:15:09 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
