Kubernetes - Resource Management
What metric does the Horizontal Pod Autoscaler (HPA) primarily use to decide when to scale pods?
What metric does the Horizontal Pod Autoscaler (HPA) primarily use to decide when to scale pods?
easy📝 Conceptual Q1 of 15
Step-by-Step Solution
Solution:
Step 1: Understand HPA scaling metrics
The HPA typically monitors resource usage metrics to decide scaling actions.Step 2: Identify the default metric
By default, HPA uses CPU utilization to scale pods up or down.Final Answer:
CPU utilization -> Option AQuick Check:
HPA metric = CPU utilization [OK]
Quick Trick: HPA scales pods based on CPU usage by default [OK]
Common Mistakes:
- Confusing disk usage with CPU utilization
- Thinking node count affects pod scaling
- Assuming pod restart count triggers scaling
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