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PROFESSIONAL-DATA-ENGINEER · Question #189

You are managing a Cloud Dataproc cluster. You need to make a job run faster while minimizing costs, without losing work in progress on your clusters. What should you do?

The correct answer is D. Increase the cluster size with preemptible worker nodes, and configure them to use graceful decommissioning. You've hit your limit · resets 5am (America/New_York)

Submitted by viktor_hu· Mar 30, 2026Building and operationalizing data processing systems

Question

You are managing a Cloud Dataproc cluster. You need to make a job run faster while minimizing costs, without losing work in progress on your clusters. What should you do?

Options

  • AIncrease the cluster size with more non-preemptible workers.
  • BIncrease the cluster size with preemptible worker nodes, and configure them to forcefully decommission.
  • CIncrease the cluster size with preemptible worker nodes, and use Cloud Stackdriver to trigger a script to preserve work.
  • DIncrease the cluster size with preemptible worker nodes, and configure them to use graceful decommissioning.

How the community answered

(35 responses)
  • A
    14% (5)
  • B
    3% (1)
  • C
    6% (2)
  • D
    77% (27)

Explanation

You've hit your limit · resets 5am (America/New_York)

Topics

#Cloud Dataproc#preemptible workers#graceful decommissioning#cluster management

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