Shulou(Shulou.com)06/02 Report--

This article mainly introduces the use of linux runlevel command to display the running level of the system, the article is very detailed, has a certain reference value, interested friends must read it!

The runlevel command reads the / var/run/utmp/ file or other specified file, retrieves the most recent run-level record, and displays the previous and current run-level of the system

If there is no previous runlevel in the runlevel record, the character N is used to represent the previous runlevel. If the run-level record is not found, runlevel will output an error message indicating that it does not know, then exit and return a non-zero end state

Syntax format: runlevel [parameters]

Common parameters:

Q prohibit the output of any runtime information, and do not output error information when there is a problem-- help displays help information such as usage and overview of the command-- version displays information such as the version of the command.

Reference example

Displays the previous and current runlevel of the system:

[root@linuxcool ~] # runlevel above is to use the runlevel command in linux to display all the contents of the running level of the system, thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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