查看操作体系相干信息。
[root@bj_db1 ~]# cat /etc/issue CentOS release 6.5 (Final) Kernel \r on an \m [root@bj_db1 ~]# uname -a Linux bj_db1 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[root@bj_db1 ~]# cat /etc/issue CentOS
