centos7安装网络流量实时监控工具NTOPNG

1：安装支持包：yum -y install libpcap libpcap-devel sqlite-devel rrdtool2:安装redis:下载软件

[root@redis-m ~]# wget http://download.redis.io/releases/redis-2.8.9.tar.gz

安装

# tar xf redis-2.8.9.tar.gz # cd redis-2.8.9# make# make PREFIX=/usr/local/redis-2.8.9 install# ln -s /usr/local/redis-2.8.9/ /usr/local/redis#默认文件# ll /usr/local/redis/bintotal 13912-rwxr-xr-x 1 root root 4172184 Jul 26 18:08 redis-benchmark #redis性能测试工具-rwxr-xr-x 1 root root 22177 Jul 26 18:08 redis-check-aof #对更新日志appendonly.aof检查，是否可用-rwxr-xr-x 1 root root 45411 Jul 26 18:08 redis-check-dump #用于本地数据库rdb文件的检查-rwxr-xr-x 1 root root 4265375 Jul 26 18:08 redis-cli #redis命令行操作工具-rwxr-xr-x 1 root root 5728711 Jul 26 18:08 redis-server #服务器的daemon启动程序

#启动服务，由于默认是没有配置文件，所以我们从安装目录cp一个配置文件[root@redis-m ~]# mkdir /usr/local/redis/confredis-2.8.12]#cp redis.conf /usr/local/redis/conf/ #在后台启动# redis-server /usr/local/redis/conf/redis.conf &出现问题：【13996:M 22 Sep 19:21:09.986 # WARNING overcommit_memory is set to 0!Background save may fail under low memory condition. To fix this issue add'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run thecommand 'sysctl vm.overcommit_memory=1' for thisto take effect.】解决：# echo "vm.overcommit_memory = 1" >>/etc/sysctl.conf# sysctl -p再次启动：


3：安装ntopngtar zxvf ntopng-2.0.tar.gz cd ntopng-2.0 ./autogen.sh ./configure make make install启动ntopng
# ntopng
通过web登录 http://IP:3000 默认用户密码是admin
4、显示数据流及实时流量