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?
A) Increase the cluster size with more non-preemptible workers.
B) Increase the cluster size with preemptible worker nodes, and configure them to forcefully decommission.
C) Increase the cluster size with preemptible worker nodes, and use Cloud Stackdriver to trigger a script to preserve work.
D) Increase the cluster size with preemptible worker nodes, and configure them to use graceful decommissioning.

Question

Quizplus · Accepted Answer

Using preemptible worker nodes with graceful decommissioning allows you to scale up the cluster cost-effectively while minimizing the risk of losing work in progress.

You Are Managing a Cloud Dataproc Cluster