Xaprb

Stay curious!

Archive for the ‘graphing’ tag

How to lie beautifully with FusionCharts

with one comment

Gotta love those three-dimensional charts. They sure are shiny! Look at this:

FusionCharts graphs

FusionCharts graphs

This is a screenshot of FusionCharts graphs. But wait, on closer inspection: 5 and 7 are the same height? 6 is exactly twice as tall as 2?

Pseudo-three-dimensional charts are the bane of my existence. Tufte would definitely not approve. (If you don’t have The Visual Display of Quantitative Information, you should really get it and give it a read.)

Written by Baron Schwartz

September 28th, 2009 at 11:14 pm

MySQL Cacti templates version 1.1.1 released

with 13 comments

I’ve released version 1.1.1 of the MySQL Cacti templates I develop. The new templates work around more Cacti limitations, including the limitation on the length of the data returned from the poller script. There’s also a new graph and many other niceties since the last release.

Read the rest of this entry »

Written by Baron Schwartz

October 15th, 2008 at 11:21 pm

Posted in SQL,Tools

Tagged with , , ,

Would Tufte approve of mixing units on a graph?

with 8 comments

I’ve created a set of Cacti templates for graphing stats about MySQL. While these were based on several other people’s work, there are many improvements. One of them in particular I want to bring up, and I’ll go so far as to say it ought to be a “best practice” for graphing. That is, don’t mix units on a graph.

Read the rest of this entry »

Written by Baron Schwartz

October 9th, 2008 at 9:58 pm