CCAAK Question #74: Real Exam Question with Answer & Explanation

The correct answer is A. Closely monitor the broker status during rolling restart. C. Ensure the topics have enough in-sync replicas when a broker is restarting.. Monitoring broker status ensures each restarted broker returns to a healthy state before proceeding, preventing service interruption. Having sufficient in-sync replicas allows partitions to elect a new leader cleanly during each broker's restart, maintaining availability througho

Question

You need to perform a rolling restart of a Kafka cluster. What are two major considerations to avoid downtime? (Choose two.)

Options

AClosely monitor the broker status during rolling restart.
BRun brokers with 'unclean.leader.election.enable=true' to maximize availability.
CEnsure the topics have enough in-sync replicas when a broker is restarting.
DEnsure the active controller is the first broker to restart.

Explanation

Monitoring broker status ensures each restarted broker returns to a healthy state before proceeding, preventing service interruption. Having sufficient in-sync replicas allows partitions to elect a new leader cleanly during each broker's restart, maintaining availability throughout the rolling operation.

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