Kubernetes — Questions

Open Questions

• What is the production readiness of DRA (Dynamic Resource Allocation) for GPU partitioning in v1.36?
• How does the Gateway API adoption compare to the retired ingress-nginx in production environments?
• What are the recommended etcd backup strategies for clusters with >10,000 objects?
• How does v1.36 SELinuxMount GA affect pod startup latency in enforcing environments?

Answered Questions

• What is the max cluster size? → 5,000 nodes, 150,000 pods, 10,000 services (upstream thresholds). See infrastructure/kubernetes/index#Scale Limits (Upstream).
• Is Docker still supported? → Dockershim was removed in v1.24. containerd and CRI-O are the supported runtimes.
• What happened to ingress-nginx? → Retired March 24, 2026. Migrate to Gateway API controllers.
• How does scheduling work? → Filter → Score → Bind. See infrastructure/kubernetes/how-it-works#Scheduling Algorithm.