Four types of viewing CentOS and other Linux system version information

Production Environment: OS: CentOSrelease6.7 (Final) Method 1: [root @ sky9896sky] # lsb_release-abash: lsb_release: commandnotfound [root @ sky9896sky] # yuminstalllsb & ndash; y [root @ sky9896sk

Production environment:

OS:CentOS release 6.7 (Final)

Method 1:

[Root @ sky9896sky] # lsb_release-

Bash: lsb_release: command not found

[Root @ sky9896sky] # yum install lsb-y

[Root @ sky9896sky] # lsb_release-

LSBVersion: base-4.0-amd64: base-4.0-noarch: core-4.0-amd64: core-4.0-noarch: graphics-4.0-amd64: graphics-4.0-noarch: printing-4.0-amd64: printing-4.0-noarch:

DistributorID: CentOS

Description: CentOS release 6.7 (Final)

Release: 6.7

Codename: Final

Method 2:

[Root @ sky9896 sky] # cat/etc/redhat-release

CentOSrelease 6.7 (Final)

Method 3:

[Root @ sky9896 sky] # rpm-qcentos-release

Centos-release-6-7.el6.centos.12.3.x86_64

Method 4:

[Root @ sky9896 sky] # cat/etc/issue

This method is determined based on the actual situation. not every method will be effective. The first and second methods are recommended.