????????????????linux???3???????????????????????????????????????CPU????楨???????????????????????????????????????????????????linux???а??μ???????????????????????
??????????????????Centos 6.4 64λ????????????????????????????????????Centos?????????????в?????????????suse/ubuntu?????????????????????????????н???????г????
????????
????CPU???
????lscpu                   #??????cpu????????.
????cat /proc/cpuinfo       #??CPU????????????????CPU???????????
??????????
????free -m                 #???????????  ??????λ??MB
????cat /proc/meminfo       #???????????
???????????
????lsblk                   #??????????????????????
????df -h                   #??????????????
????cat /proc/partitions    #?????????
????mount | column -t       #???????????
???????????
????lspci | grep -i 'eth'   #????????????
????ifconfig -a             #????????????????
????ethtool eth0            #????????????????????????????eth0??????????????
????????
??????????
uname -a                #???汾?????????????????
cat /proc/version       #????????????汾???
cat /etc/issue          #???汾????????????а????
cat /etc/redhat-release #???
cat /etc/SuSE-release   #suse???2?????
lsb_release -a          #??????linux?????????а????
lsmod                   #?г????????????
????????
ifconfig                #?????????????????
iptables -L             #???????????
service iptables status #?????????
service iptables stop   #???????
route -n                #??·???
netstat -lntp           #?????м??????
netstat -antp           #???????????????????
netstat -s              #????????????????
netstat -at             #?г?????tcp???
netstat -au             #?г?????udp???
netstat -lt             #??г????м???tcp???