PUBLIC MARKS with tags monitoring & rrdtool

rrdtool (round robin database tool) by Tobi Oetiker is a small database and graphing tool for many kinds of data. If you know, mrtg, you´ll have an idea of what its output may look like; just think of rrdtool as far more flexible (and thus a good deal more complex ;). On this page, I have put up some snippets that I used in the past to create graphs about different kinds of data. They´re provided as-is -- i.e. you might have some work to do before they work exactly the way you want them to.

The documentation provided with RRDtool can be too technical for some people. This tutorial is here to help you understand the basics of RRDtool. It should prepare you to read the documentation yourself. It also explains the general things about statistics with a focus on networking.

Using Munin you can easily monitor the performance of your computers, networks, SANs, and quite possibly applications as well. It makes it easy to determine "what's different today" when a performance problem crops up. It makes it easy to see how you're doing capacity wise on all limited resources.

Cacti is a complete network graphing solution designed to harness the power of RRDTool's data storage and graphing functionality. Cacti provides a fast poller, advanced graph templating, multiple data acquisition methods, and user management features out of the box.

Ganglia Monitoring System

Cacti is a complete network graphing solution designed to harness the power of RRDTool's data storage and graphing functionality.

Cricket is a high performance, extremely flexible system for monitoring trends in time-series data.

NetMRG is a tool for network monitoring, reporting, and graphing. Based on RRDTOOL, the best of open source graphing systems, NetMRG is capable of creating graphs of any parameter of your network.