How to read RRD file to get usage data?
问题 I have setup a mrtg setup with rrdtool. Now I'm planning to get incoming outgoing usage data from these RRD files and failing to find a correct way to do it. Can anyone show we how to get those usage data from rrd files. Then I can maintain a db to keep those usage data and calculate the cost etc. Thank you! 回答1: you can use rrdtool graph ... PRINT:xxx or rather rrdtool xport ... to get data out of the rrd file. If you want to get to the actual data, use rrdtool fetch . you can find tons of