centos6.4_x86_ Switch Machine view

1.

Sometimes, when booting into the system, it will be stuck in the system. Check which things are stuck at boot:

Boot, display the progress bar, press F4, you can see the specific situation of loading.

2.

When the computer shuts down, it sometimes shuts down the machine:

With Ctrl+alt+f1~f6 (sometimes alt+f1~f6?), switch to the command line login to execute "reboot"/"Shutdown-h now", so that you can see the command line shutdown some information, there are errors, should also be displayed.

3.

centos6.4_x86_ Switch Machine view