What caused the large AWS outage?
Read OriginalThis article provides a technical deep-dive into the causes of a major 14-hour AWS outage in the us-east-1 region. It explains how a DNS failure for DynamoDB, which returned empty DNS records, made the service appear unavailable, causing widespread disruptions to services like Signal, Slack, and Zoom. The analysis includes details from AWS's postmortem and explores the DNS management architecture of DynamoDB where the failure originated.
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