Lai-Yang

• Distributed Snapshots: The Chandy-Lamport Algorithm, Lai-Yang, and the Foundations of Consistent Global State · 2025-10-31

  How do you capture a consistent snapshot of a running distributed system without stopping the world? The Chandy-Lamport algorithm, its non-FIFO extension by Lai and Yang, and the deep connection to checkpointing and deadlock detection.