Appearance

RHEL 查看系统名称版本号 ​

查看内核版本命令： ​

cat /proc/version

[root@rocky8 ~]# cat /proc/version
Linux version 4.18.0-372.19.1.el8_6.x86_64 (mockbuild@dal1-prod-builder001.bld.equ.rockylinux.org) (gcc version 8.5.0 20210514 (Red Hat 8.5.0-10) (GCC)) #1 SMP Tue Aug 2 16:19:42 UTC 2022

uname -a

[root@rocky8 ~]# uname -a
Linux rocky8 4.18.0-372.19.1.el8_6.x86_64 #1 SMP Tue Aug 2 16:19:42 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

uname -r

[root@rocky8 ~]# uname -r
4.18.0-372.19.1.el8_6.x86_64

查看linux版本 ​

lsb_release -a

列出所有版本信息, 这个命令适用于所有的linux，包括Redhat、SuSE、Debian等发行版

[root@rocky8 ~]# lsb_release -a
LSB Version:     :core-4.1-amd64:core-4.1-noarch
Distributor ID:  Rocky
Description:     Rocky Linux release 8.6 (Green Obsidian)
Release:         8.6
Codename:        GreenObsidian

提示: lsb_release: command not found 解决

解决方法

shell
# at rhel 8+
dnf install lsb_release

# at centos 
yum install redhat-lsb -y -a

cat /etc/issue

Red Hat Enterprise Linux AS release 4 (Nahant Update 2)
Kernel \r on an \m

cat /etc/redhat-release

这种方式下可以直接看到具体的版本号

[root@rocky8 ~]# cat /etc/redhat-release
Rocky Linux release 8.6 (Green Obsidian)

rpm -q redhat-release (centos) or rpm -q rocky-release (rocky)

这种方式下可看到一个所谓的release号, centos 和 rocky 不同的分发使用的命令是不一致的

[root@rocky8 ~]# rpm -q rocky-release
rocky-release-8.8-1.8.el8.noarch

getconf LONG_BIT 或者 getconf WORD_BIT

查看系统是64位还是32位

[root@rocky8 ~]# getconf LONG_BIT
64
[root@rocky8 ~]# getconf WORD_BIT
32

file /bin/ls

用来探测给定文件的类型

[root@rocky8 ~]# file /bin/ls
/bin/ls: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 3.2.0, BuildID[sha1]=618c637a7d4bcfd24f3b7017c3198b38b10362e9, stripped

lsb_release -a

．

说明

创建时间: 2023-01-15 00:35:00 , 最后编辑于 2023-12-13 05:22:00