For each cloud provider spare capacity is portion of their actual capacity so considering anything beyond GCP is not even a thing. Now since most of the spare c

For each cloud provider spare capacity is portion of their actual capacity so considering anything beyond GCP is not even a thing. Now since most of the spare capacity is being utilized as spot instances there is not that much in reality as many spot workloads are actually cost optimizations and would shift to other types if spot instances are not available.