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
- Images
- Description of image files format
External links
- 2025-11-17, Engine-Agnostic Model Hot-Swapping for Cost-Effective LLM Inference
- 2025-08-13, Software Availability Protection in Cyber-Physical Systems
- 2025-07-14, PhoenixOS: Concurrent OS-level GPU Checkpoint and Restore with Validated Speculation
- 2025-06-18, Improving Checkpoint/Restore Functionality in Kubernetes
- 2025-06-17, LWN.net: A parallel path for GPU restore in CRIU
- 2025-06-13, Kubernetes Scheduling with Checkpoint/Restore: Challenges and Open Problems