cpu：cat /proc/cpuinfo |grep "physical id"|wc -l
grep "physical id" /proc/cpuinfo|sort -u|wc -l
grep "siblings" /proc/cpuinfo|uniq
内存：cat /proc/meminfo
磁盘： fdisk -l
lsb_release -a
free -m
/etc/profile 添加环境变量
alias a=‘cd /export‘
查看服务器资源大小
原文：http://www.cnblogs.com/upcgg/p/5191957.html
