Single AZ Failure Took Down Black Friday — Root Cause & Fix
Your e-commerce application crashed during Black Friday because a single Availability Zone failed. Walk through what went wrong, the …
Jan 20, 2025
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High-Availability
2 articles
Design a Multi-Region AWS Architecture for 99.99% Uptime
Your company's e-commerce app runs in a single AWS region. The business demands 99.99% uptime with RTO of 15 minutes and RPO of 5 minutes. …
Jan 20, 2025
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