centos7安装vnstat监控和统计流量

安装:

# yum  install vnsta

1	# yum install vnsta

如果没有为网卡生成数据库,会提示你建立:

# vnstat

No database found, nothing to do. Use --help for help.

A new database can be created with the following command:
    vnstat --create -i eth0

Replace 'eth0' with the interface that should be monitored.

The following interfaces are currently available:
    eth0 lo

# vnstat

No database found, nothing to do. Use --help for help.

A new database can be created with the following command:

vnstat --create -i eth0

Replace 'eth0' with the interface that should be monitored.

The following interfaces are currently available:

eth0 lo

生成相应网卡的数据库:

# vnstat --create -i eth0
Creating database for interface "eth0"...
Info: -> A new database has been created.

Restart the vnStat daemon if it is currently running in order to start monitoring "eth0".

# vnstat --create -i eth0

Creating database for interface "eth0"...

Info: -> A new database has been created.

Restart the vnStat daemon if it is currently running in order to start monitoring "eth0".

等十分钟后可用vnstat命令查询流量统计