Linux 版本查看

rpm -q centos-release

[root@ceph5 ~]# rpm -q centos-release
centos-release-7-6.1810.2.el7.centos.x86_64

lsb_release -a

[root@ceph5 ~]# 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 7.6.1810 (Core) 
Release:        7.6.1810
Codename:       Core

uname -a

[root@ceph5 ~]# uname -a
Linux ceph5 3.10.0-957.1.3.el7.x86_64 #1 SMP Thu Nov 29 14:49:43 UTC 
2018 x86_64 x86_64 x86_64 GNU/Linux

cat /proc/version

[root@ceph5 ~]# cat /proc/version
Linux version 3.10.0-957.1.3.el7.x86_64 (mockbuild@kbuilder.bsys.centos.org) 
(gcc version 4.8.5 20150623 (Red Hat 4.8.5-36) (GCC) ) #1 SMP Thu Nov 29 14:49:43 UTC 2018