CentOS 查看Linux系统内核版本 发行版本 系统位数
1) cat /proc/version (看内核版本 通用)
注:也可用 uname -a 指令,两者效果差不多
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Linux version 3.10.0-1127.13.1.el7.x86_64 (mockbuild@kbuilder.bsys.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-39) (GCC) ) #1 SMP Tue Jun 23 15:46:38 UTC 2020
2) cat /etc/redhat-release (看发行版本)
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CentOS Linux release 7.8.2003 (Core)
3) lsb_release -a (看发行版本)
注意:默认centos是没有这个指令的,直接敲会空指令,如果一定要运行这个指令,请先在ssh中敲 yum install -y redhat-lsb
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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 7.8.2003 (Core) Release: 7.8.2003 Codename: Core
4) hostnamectl (这个指令还可以拿来修改主机名,可以很直接的看到系统位数)
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Static hostname: VM_0_12_centos Icon name: computer-vm Chassis: vm Machine ID: 735xxxxxxxxxxxxxxxxxxxxxxxxxx712 Boot ID: 184XXXXXXXXXXXXXXXXXXXXXXXXXX1da Virtualization: kvm Operating System: CentOS Linux 7 (Core) CPE OS Name: cpe:/o:centos:centos:7 Kernel: Linux 3.10.0-1127.13.1.el7.x86_64 Architecture: x86-64