Linux learning problem records

Linux learning problem record-general Linux technology-Linux technology and application information. The following is a detailed description. Today, I learned the basics of linux. Encountered a problem;

I modified the computer name vi/etc/sysconfig/network to linserver.

However, the local host domain name in/etc/hosts has not been changed to point to, which leads to an error prompt during reboot (I forgot to copy the error)

Therefore, if you want to change the Host Name. These two files must be modified at the same time.

/Etc/sysconfig/network host name configuration file

/Etc/hosts local host domain name resolution File