Chapter II Description and configuration of the CentOS environment

01. Turn on CPU virtualization and memory EPT technology (important important) say three times if this step is not configured, don't do it.

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2. Check if the CPU virtualization feature is turned on successfully

[[email protected] ~]# grep--color "vmx"/proc/cpuinfo #如果有结果 means you can

3.CentOS System Release Notes

[[email protected] ~]# [[email protected] ~]# cat /etc/redhat-release      #CentOS  6.4CentOS release 6.4  (Final) [[email protected] ~]#  uname -r   #内核版本2 .6.32-358.el6.x86_64[[email protected] ~]# ifconfig  eth0    #IP地址情况eth0       Link encap:Ethernet   Hwaddr 00:0c:29:1d:58:a1            inet  addr:172.16.10.240  Bcast:172.16.255.255  Mask:255.255.0.0           inet6 addr: fe80::20c:29ff:fe1d:58a1/64 Scope:Link           UP BROADCAST RUNNING MULTICAST   mtu:1500  metric:1          rx packets : 1451 errors:0 dropped:0 overruns:0 frame:0          tx packets:137  errors:0 dropped:0 overruns:0 carrier:0           collisions:0 txqueuelen:1000            RX bytes:164441  (160.5 kib)   TX bytes:16160  (15.7 kib)

4. Turn off firewall and SELinux configuration

Chapter II Description and configuration of the CentOS environment