Transparent checkpoint-restart middleware for distributed
This technology is a software system that takes 'snapshots' of running processes across a cluster of computers, allowing those processes to be saved and resumed or moved to different machines without interruption. The system works invisibly beneath the application layer, meaning software running on the cluster doesn't need to be modified to take advantage of it. A clever windowed logging approach tracks only the memory changes that matter during each snapshot interval, reducing the overhead of saving state. If a machine fails or needs maintenance, the affected workloads can be transparently relocated to another machine by remapping hardware addresses, with no downtime perceived by the application.
What you could build
A fault-tolerance middleware layer for HPC clusters, cloud computing environments, or edge computing deployments that enables automatic checkpoint-restart and live process migration; primary buyers would be HPC data center operators, cloud infrastructure providers, and enterprises running long-duration scientific or financial simulation workloads.
Who in Virginia should care
Northern Virginia hyperscale cloud operators (AWS, Microsoft, Google), federal HPC contractors supporting DoD or national labs, and defense primes with distributed simulation workloads would all be relevant targets.
Readiness: Prototype likely
Concept — described but not yet demonstrated. Lab validated — supported by experimental results in the patent. Prototype likely — the text describes a built, working embodiment.
Readiness is inferred from the patent text, not from a lab visit.
The record
- Inventors
- Srinidhi Varadarajan, Joseph Ruscio
- Granted
- November 15, 2022
- Status
- Granted patent
- Patent number
- 11500546
Ready to talk?
Virginia Tech Intellectual Properties handles licensing for this technology.
Prosim summaries are generated from public patent text and are not legal advice.