InfoQ - Cloud Migration - Articles https://www.infoq.com InfoQ Cloud Migration Articles feed Article: Zero-Downtime Critical Cloud Infrastructure Upgrades at Scale https://www.infoq.com/articles/zero-downtime-cloud-upgrades/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=Cloud+Migration-articles <img src="https://res.infoq.com/articles/zero-downtime-cloud-upgrades/en/headerimage/zero-downtime-cloud-upgrades-header-1754398638654.jpg"/><p>Engineers can avoid common pitfalls in large-scale infrastructure upgrades by studying others' experiences. The article provides lessons learned from big firms like eBay and Snowflake, offering solutions for legacy systems, performance validation, and rollback planning. It emphasizes systematic preparation and clear communication to handle challenges and ensure zero-downtime upgrades at scale.</p> <i>By Kiran Bhat</i> Cloud Testing Legacy Code Agile Performance Infrastructure Risk Management Cloud Migration DevOps War Stories Disaster Recovery DevOps Development Architecture & Design article Mon, 18 Aug 2025 11:00:00 GMT https://www.infoq.com/articles/zero-downtime-cloud-upgrades/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=Cloud+Migration-articles Kiran Bhat 2025-08-18T11:00:00Z /articles/zero-downtime-cloud-upgrades/en