
Last week, Brendan “The Shouting Guy” Gregg dropped by the LISA 2010 conference in San Jose to hold forth on how using heatmaps and other visualization tools can help spot problems and improve systems. Learn all about the mysteries of the “rainbow pteradactyl” and more with his Visualizations for Performance Analysis (and More) [PDF] slides.

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[...] inappropriate in our environment. If there’s any doubt about this, looking at Brendan’s slides from his recent LISA ’10 presentation, particularly slide 34, should make it obvious. You can [...]
[...] which they have thoughtfully made available to the public with no need for registration. Of course, you can download those slides, [...]
[...] all about people here at Joyent. And creative approaches to performance optimization, among other things. Both of which I’ve taken to heart on a personal level by reducing my own [...]
[...] again over some HeatMaps from Brendan Gregg (of DTrace-fame). This time it was the PDF of his presentation at the LISA 2010 conference. It shows nicely how he plans to evolve it from a single-machine [...]
[...] Brendan has explained, latency is the primary metric of performance for most applications. That’s because latency [...]