Friday, April 3, 2015

Kafkapocalypse: a postmortem on our service outage

On Thur, Mar 26 2015 and Fri, Mar 27 2015, experienced several outages of its data processing backend. The result was several hours of no new data appearing in our analytics dashboards, both for existing customers of our production analytics product at, and for select beta customers of our new product, at

First, I’ll describe the production impact of this outage. Then, I’ll describe what happened and how our engineering team reacted to the outage in real-time. Finally, I’ll diagnose some of the root issues that we identified and that we will resolve so a similar outage does not happen again.

Read more here

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