centos7查看cpu、內存、硬盤

物理cpu
cat /proc/cpuinfo |grep "physical id"|sort |uniq|wc -l 
4

邏輯cpu
cat /proc/cpuinfo |grep "processor"|wc -l
16

cpu核數
cat /proc/cpuinfo |grep "cores"|uniq
4

主頻
cat /proc/cpuinfo |grep MHz|uniq 
cpu MHz         : 1995.192

CPU詳細
cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq -c
     16  Intel(R) Xeon(R) CPU E7-4820 v2 @ 2.00GHz

內存
free -mh

硬盤
df -h