原文：https://blog..net/networken/article/details/79771212s

1.查看内核版本

[root@localhost ~]# uname -sr

Linux 4.15.11-1.el7.elrepo.x86_64

[root@localhost ~]# uname -a

Linux localhost.localdomain 4.15.11-1.el7.elrepo.x86_64 #1 SMP Mon Mar 19 11:46:06 EDT 2018 x86_64 x86_64 x86_64 GNU/Linux

[root@localhost ~]# cat /proc/version

Linux version 4.15.11-1.el7.elrepo.x86_64 (mockbuild@Build64R7) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-16) (GCC)) #1 SMP Mon Mar 19 11:46:06 EDT 2018

2.查看发行版本

[root@localhost ~]# cat /etc/redhat-release

CentOS Linux release 7.4.1708 (Core)

[root@localhost ~]# yum install -y redhat-lsb

[root@localhost ~]#  lsb_release -a

LSB Version:    :core-4.1-amd64:core-4.1-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-4.1-amd64:desktop-4.1-noarch:languages-4.1-amd64:languages-4.1-noarch:printing-4.1-amd64:printing-4.1-noarch

Distributor ID: CentOS

Description:    CentOS Linux release 7.4.1708 (Core)

Release:        7.4.1708

Codename:       Core