ByteDance SYS Tech
Nov 23, 2022 · Operations
How Virtio-fs Achieves Crash Recovery for High‑Availability Secure Containers
This article explains the design of Virtio-fs, its architecture and high‑availability features, and details the crash‑recovery mechanism—including crash models, state preservation, supervisor coordination, request idempotence, downtime optimization, and hot upgrade/migration—implemented by ByteDance's STE team for secure container workloads.
Container SecurityCrash RecoveryFUSE
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