Given a Kafka cluster deployed on Kubernetes with autoscaling enabled, what happens when message traffic suddenly doubles?

medium📝 Predict Output Q4 of 15

Kafka - Kubernetes and Cloud Deployment

AThe cluster ignores the traffic increase and stays the same size.

BThe cluster shuts down some brokers to save resources.

CThe cluster automatically adds more broker pods to handle the load.

DThe cluster crashes due to overload.

Step-by-Step Solution

Solution:

Step 1: Understand autoscaling in cloud-native Kafka
Autoscaling means the system adjusts the number of brokers based on workload automatically.
Step 2: Apply to traffic increase scenario
When traffic doubles, autoscaling triggers more broker pods to maintain performance.
Final Answer:
The cluster automatically adds more broker pods to handle the load. -> Option C
Quick Check:
Autoscaling = Add brokers on high load [OK]

Quick Trick: Autoscaling adds resources when load increases [OK]

Common Mistakes:

MISTAKES

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