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以CentOS为例,其他系统类似。
首先是安装iftop需要的组件,然后是下载,解压,编译,安装
yum install -y libpcap-devel
cd /usr/src
wget http://www.ex-parrot.com/~pdw/iftop/download/iftop-0.17.tar.gz
tar zxvf iftop-0.17.tar.gz
cd iftop-0.17
./configure
make
make install
然后通过以下命令就能查看vps网卡即时流量情况了,退出按q;
iftop -i eth0