How to check linux system version

The command is as follows:

uname -a

Display computer and operating system related information

cat /proc/version

(Video tutorial recommendation:linux video tutorial)

Display the running kernel version

cat /etc/issue

or

cat /etc/redhat-release

View the current operating system release information

lsb_release -a

Applicable to all Linux, including Redhat, SuSE, Debian and other distributions, but under Debian you need to install lsb

cat /proc/cpuinfo

to view cpu related information, including model, main frequency, kernel information, etc.

Recommended tutorial:linux tutorial

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