What caused the large AWS outage?

**What caused the large AWS outage?**

Hi, this is Gergely with a bonus, free issue of the Pragmatic Engineer Newsletter. In every issue, I cover Big Tech and startups through the lens of senior engineers and engineering leaders. Today, we cover one out of four topics from today’s deepdive into the recent AWS outage. To get articles like this in your inbox, every week, subscribe here.Monday was an interesting day: Signal stopped working, Slack and Zoom had issues, and most Amazon services were also down, together with thousands of websites and apps, across the globe. The cause was a 14-hour-long AWS outage in the us-east-1 region.Today, we look into what caused this outage.To its credit, AWS posted continuous updates throughout the outage...

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