The Cast AI blog
Guides, tutorials, and tips on Kubernetes automation, from cost optimization to cloud security and everything in between.
Kubernetes Rightsizing: A Practical Workflow for CPU and Memory Optimization
Learn how Kubernetes rightsizing reduces wasted CPU, memory, and GPU resources without impacting application performance.…
Kubernetes ImagePullBackOff and ErrImagePull: Causes and Fixes
Learn what causes Kubernetes ImagePullBackOff and ErrImagePull, how to diagnose image pull failures with kubectl…
OpenCost for Kubernetes: How to Set Up Open-Source Cost Monitoring
Learn how to set up OpenCost for Kubernetes to monitor and allocate infrastructure costs by…
Kubernetes Cost Management: Visibility, Allocation, and Control
Kubernetes cost management combines cost visibility, allocation, governance, and continuous review to control cluster spend.…
Kubernetes GPU Optimization: How to Cut GPU Waste Without Slowing Workloads
Learn how to optimize Kubernetes GPU utilization with proven strategies for MIG, time-slicing, and Dynamic…
Kubernetes Cost Optimization: How to Reduce Cluster Waste Without Hurting Reliability
A practical, engineering-led guide to cutting Kubernetes waste across pods, nodes, autoscaling, and governance. Backed…
Kubernetes Cost Allocation: How to Break Down Spend by Team, Namespace, and Workload
Kubernetes cost allocation maps cluster spend to teams, namespaces, and workloads using labels and a…
Karpenter vs Cluster Autoscaler: Which to Use in 2026
Karpenter vs Cluster Autoscaler compared on provisioning, consolidation, bin packing, and cost. A clear recommendation…
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…
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