linux查看机器架构/系统版本信息

 uname -s -m
 Linux x86_64

cat /etc/system-release
Amazon Linux release 2 (Karoo)

系统版本信息

[root@iZ8vb71lptd72rwcqr1egrZ ~]# lsb_release -a
LSB Version:	:core-4.1-amd64:core-4.1-noarch
Distributor ID:	AlibabaCloud
Description:	Alibaba Cloud Linux release 3 (Soaring Falcon) 
Release:	3
Codename:	SoaringFalcon