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Welcome to CRIU, a project to implement checkpoint/restore functionality for Linux in userspace.
This wiki
- Usage scenarios
- Ideas how crtools can be used (some are crazy indeed)
- CR tools
- Main checkpoint/restore utility
- ZDTM
- Zero downtime test suite
- TODO
- Current TODO list
- What software is supported
- Describes TODO list in higher level terms
- Commits
- Mainline kernel commits tracker
External links
- 2026-07-27, Forensic Analysis of Container Snapshot Chains for Post-Event Reconstruction
- 2026-04-27, Towards On-the-Fly Snapshot Memory Compression for Low-Latency Elastic Inference Serving Systems
- 2026-02-24, GPU Checkpoint/Restore Made Fast and Lightweight
- 2026-01-21, Announcing the Checkpoint/Restore Working Group
- 2025-11-17, Engine-Agnostic Model Hot-Swapping for Cost-Effective LLM Inference
- 2025-09-16, Checkpointing and State Transfer for Industrial Controller Redundancy
- 2025-08-13, Software Availability Protection in Cyber-Physical Systems
- 2025-07-14, PhoenixOS: Concurrent OS-level GPU Checkpoint and Restore with Validated Speculation