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Amazon breaks down the DynamoDB DNS problem that took down AWS on Monday.
This detailed summary shows some of the issues that caused the October 20th outage and took swaths of the internet offline for roughly 15 hours.
Amazon says its changes in response include temporarily disabling DynamoDB DNS Planner, adding “additional protections” to prevent applying incorrect DNS entries, and improving its testing to identify the kind of recovery problems that caused the outage to drag on.
Summary of the Amazon DynamoDB Service Disruption in Northern Virginia (US-EAST-1) Region
[Amazon Web Services, Inc.]
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