Efficient Ops
Jun 16, 2016 · Cloud Computing
How Cloud Providers Achieve Near‑Zero Downtime: Hot Upgrades, Live Migration, and Auto‑Backup
This article summarizes a 2016 Global Operations conference talk that explains the challenges of cloud high‑availability, the classification of failures, and the practical solutions implemented by Kingsoft Cloud—including hot kernel upgrades, online migration, incremental disk formats, and automated backup—to keep service interruptions under a few hundred milliseconds.
auto backupcloud computinghigh availability
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