AWS - Auto Scaling
Which metric is commonly used by Auto Scaling groups to decide when to add or remove instances?
Which metric is commonly used by Auto Scaling groups to decide when to add or remove instances?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify common scaling metrics
CPU utilization is a common metric to trigger scaling actions based on load.Step 2: Eliminate unrelated options
Disk size, security groups, and instance ID do not reflect load or performance for scaling.Final Answer:
CPU utilization is commonly used for scaling decisions -> Option DQuick Check:
Scaling metric = CPU utilization [OK]
Quick Trick: CPU usage often triggers scaling [OK]
Common Mistakes:
MISTAKES- Choosing instance ID as a metric
- Confusing security groups with performance metrics
- Thinking disk size triggers scaling automatically
Master "Auto Scaling" in AWS
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