Mobile App Development
Kubernetes Cost Optimisation: 7 Things Most Teams Miss
Vikram Sood
Mar 18, 2025 · 10 min read
Key Architectural Takeaways
- Enabled node auto-provisioning utilizing Karpenter instead of standard cluster autoscalers.
- Identified and terminated orphaned Persistent Volumes (PVs) left by deleted testing tasks.
- Set CPU/Memory requests to match the 95th percentile of actual historical usage.
- Enforced resource quotas inside namespaces to prevent budget leaks.
The Cost of Default Settings
By default, Kubernetes pods run with no limits, allowing a single leaking container to hog the CPU of an entire cluster node. We deployed Karpenter and set up automated resource scrubbers to right-size host configurations dynamically.
Article Details
Written By
Vikram Sood
Publish Date
Mar 18, 2025
Read Time
10 min read
Focus Topic
Mobile App Development
Focus Technologies
KubernetesAWS EKSKarpenterResource LimitsFinOps
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