Subsecond Offset Visualizations: Unusual patterns from cloud computing

http://dtrace.org/blogs/brendan/2012/03/26/subsecond-offset-heat-maps/

by brendangregg • 14 years ago

102 5 14 years ago

nitrogen• 14 years ago

The method used to identify the zoneadmd freeze in Riak would be perfect for diagnosing x-runs in realtime audio applications. Here's hoping that awesome monitoring and visualization techniques developed for the cloud find their way into the hands of the jackd and ALSA developers.

moe• 14 years ago

What software is he using in the screenshots?

trevoro• 14 years ago

Software at Joyent called "Cloud Analytics" http://dtrace.org/blogs/dap/2011/03/01/welcome-to-cloud-anal...

ASalkever• 14 years ago

Which, naturally, is built on DTrace. :)

donut• 14 years ago

This reminds me of run-sequence and lag plots:

http://www.itl.nist.gov/div898/handbook/eda/section3/runseqp...

http://www.itl.nist.gov/div898/handbook/eda/section3/lagplot...

The field of Exploratory Data Analysis (EDA) is full of great techniques. See the root of the above guide.

Subsecond Offset Visualizations: Unusual patterns from cloud computing

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