OS system

Find system basic information

uname -a
cat /etc/centos-release
hostnamectl

[root@sf-vm-1 ~]# uname -a
Linux sf-vm-1 3.10.0-229.el7.x86_64 #1 SMP Fri Mar 6 11:36:42 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
[root@sf-vm-1 ~]# cat /etc/centos-release
CentOS Linux release 7.7.1908 (Core)
[root@sf-vm-1 ~]# hostnamectl
   Static hostname: sf-vm-1
         Icon name: computer-vm
           Chassis: vm
        Machine ID: 3d9245f6bcad4709bc8b1526acb51fb8
           Boot ID: 5abc3917488541ea82214cb022650ff0
    Virtualization: vmware
  Operating System: CentOS Linux 7 (Core)
       CPE OS Name: cpe:/o:centos:centos:7
            Kernel: Linux 3.10.0-229.el7.x86_64
      Architecture: x86-64

Hardware information

lsblk  list all block devices
lspcu  list cpu
lshw -short  hardware
lsusb
lspci