1. 查看CPU的物理內核
cat /proc/cpuinfo |grep "physical id"|sort |uniq|wc -l
cat /proc/cpuinfo |grep "cores"|uniq
2. 查看CPU的邏輯內核
lscpu
top +1
cat /proc/cpuinfo |grep "processor"|wc -l
3.查看內存大小
free -m
free -g
4.查看磁盤大小,加起來就是磁盤總大小
lsblk
5.查看系統版本
cat /etc/redhat-release
6.查看系統位數
file /bin/ls