obfuscurity.
hidden in plain sight

I've been hearing a lot of chatter from various sources that adaptive fault detection is going to be The New Shit ™ and that static thresholds are virtually useless because they lack context. While I agree that some of the more advanced techniques sound amazing (and make no mistake, I'm really excited about the possibilities here), it's foolish to think that thresholds as a measure of fault conditions are useless.

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Not too long ago we were looking for a way to visualize a group of metrics across our entire fleet. Although you could render all of the metrics on one graph, it becomes nearly impossible to distinguish one from another. Jesse Newland (@jnewland) suggested that we look at Cubism.js' horizon charts. The nice thing about horizon charts is that you can cram a lot of information into a small vertical space, due to the way they render "overlapping" values with increasing intensity. One thing led to another, and soon Dusk was born.

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