All posts from: January 2020

Improving Incident Retrospectives

This post was originally published on learningfromincidents.io. Photo by Jared Erondu on Unsplash As a Site Reliability Engineer (SRE) at Indeed, I often participate in the retrospective process that follows an incident. Retrospectives—in use at Indeed since late 2015—are a meaningful part of our engineering culture. I have never questioned their importance, but recently I was struck by […]

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D-Curve: An Improved Method for Defining Non-Contractual Churn with Type I and Type II Errors

Businesses need to know when customers end their business relationships, an act called “churn.” In a subscription business model, a customer churns by actively canceling their contract. The company can therefore detect and record this churn with absolute certainty. But when no explicit contract exists, churn is more passive and difficult to detect. Without any […]

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