参考：
https://www.toutiao.com/i6984761321543778823/
https://phpmianshi.com/?id=256
centos6版本安装
1、安装依赖包
yum?install?ncurses*?-y
yum?install?libpcap*?-y
2、下载源码包
wget??
tar?-zxvf?v0.8.1.tar.gz
cd?nethogs-0.8.1/
make?&&?make?install
示例
nethogs?em1
结果如下
??TOTAL???????????????????????????????????????????????39.792??????32.149?KB/sec?
NetHogs?version?0.8.1
????PID?USER?????PROGRAM????????????????????DEV????????SENT??????RECEIVED???????
???1698?mysql????../local/mysql/bin/mysqld??eth0??????39.272??????29.425?KB/sec
???1903?root?????..memcached/bin/memcached??eth0???????4.345???????6.076?KB/sec
????593?root?????php????????????????????????eth0???????0.454???????1.061?KB/sec
????585?root?????php????????????????????????eth0???????0.454???????1.061?KB/sec
????577?root?????php????????????????????????eth0???????0.454???????1.048?KB/sec
????566?root?????php????????????????????????eth0???????0.454???????1.048?KB/sec
????????root?????..9:55262-100.67.92.33:80?????????????0.171???????0.121?KB/sec
???2526?root?????barad_agent????????????????eth0???????0.284???????0.121?KB/sec
???2095?root?????/usr/local/php72/bin/php???eth0???????0.893???????0.114?KB/sec
???2096?root?????/usr/local/php72/bin/php???eth0???????0.906???????0.114?KB/sec
???2094?root?????/usr/local/php72/bin/php???eth0???????0.883???????0.114?KB/sec
可以看到哪个进程占用带宽
centos7版本安装
yum?install?nethogs
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