PROFESSIONAL-CLOUD-DEVOPS-ENGINEER Question #187: Real Exam Question with Answer & Explanation

Question

You have an application running in production on Cloud Run. Your team recently finished developing a new version (revision B) of the application. You want to test the new revision on 10% of your clients by using the least amount of effort. What should you do?

Options

• ADeploy the new revision to the existing service without traffic allocated. Tag the revision and share
• BCreate a new service, and deploy the new revisions on the new service. Deploy a new revision of
• CCreate a new service, and deploy the new revision on that new service. Create a load balancer to
• DDeploy the new revision to the existing service without traffic allocated. Split the traffic between the

Explanation

By deploying the new revision to the existing service without initially allocating any traffic, you can then easily configure the traffic split to direct 10% of the traffic to the new revision and 90% to the This method allows you to test the new version seamlessly within the same service context, leveraging Cloud Run’s built-in traffic splitting feature, which minimizes overhead and simplifies management compared to creating new services or load balancers.

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