Container Resource Calculator
Calculate optimal Kubernetes CPU and memory requests/limits from observed usage.
Inputs
%
%
Results
CPU request (millicores)
300
CPU limit (millicores)
881
Memory request (MB)
320
Memory limit (MB)
640
CPU request (cores)0.3
CPU limit (cores)0.88
Memory request (Gi)0.31
Memory limit (Gi)0.63
Total CPU (all replicas)900
Total memory (all replicas)960
CPU request/limit ratio %34
Memory request/limit ratio %50
How to Use This Calculator
- Enter Average and Peak CPU Usage (millicores) from your monitoring system.
- Input Average and Peak Memory Usage (MB) per container replica.
- Set the number of Replicas, CPU Headroom %, and Memory Headroom %.
- Review CPU Request, CPU Limit, Memory Request, and Memory Limit values to paste into your Kubernetes manifest.
- Use these values as Kubernetes resource requests and limits to prevent OOMKills and CPU throttling.
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