The Cast AI blog
Guides, tutorials, and tips on Kubernetes automation, from cost optimization to cloud security and everything in between.
Best GPU Optimization Tools for Kubernetes and AI Workloads (2026)
GPU optimization tools help teams measure, allocate, share, and automate GPU resources in Kubernetes to…
Deploy Karpenter on EKS: Node Auto-Scaling Guide (2026)
Learn how to deploy Karpenter on Amazon EKS with the latest v1 API and optimize…
Top 8 Kubernetes Cost Optimization & Management Tools in 2026: The Honest Comparison
Discover the best Kubernetes cost optimization and management tools for reducing cloud spend. Compare visibility…
CrashLoopBackOff in Kubernetes: The Real Causes and How We Fix It
CrashLoopBackOff is a Kubernetes pod status that indicates a container repeatedly starts, crashes, and is…
Kubernetes Exit Codes Explained: 137, 139, 143 and How to Fix Them
Kubernetes exit codes reveal why containers fail. Learn the meaning of exit codes 137, 139,…
OOMKilled and Exit Code 137: Why Kubernetes Kills Your Pods and How to Stop It
Exit code 137 means your container was killed by SIGKILL (signal 9) — 128 +…
TPUs vs GPUs: When to Choose What for AI/ML Workloads
TPU vs GPU for AI/ML workloads: silicon architecture, JAX vs PyTorch fit, H100 pricing, spot…
Karpenter Best Practices: 10 Tips for Production Clusters
Karpenter’s defaults aren’t production-ready. This guide covers 10 specific practices to prevent real cluster failures:…
Karpenter Cost Optimization: Consolidation Benchmark Results (7-Day Run)
Explore four approaches to Karpenter cost optimization in this benchmarking study showcasing the impact of…
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