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RAN-DBDEA-00088
Ranvier · DBDEA

Exam DBDEA Topics: troubleshooting Difficulty: easy

A scheduled Lakeflow Job that loads nightly sales data used to complete in about 18 minutes. Over the past month, runs have crept up to 45 minutes and more. Before investigating causes, the on-call engineer wants to confirm whether this is a steady trend or a one-off spike. Where should the engineer look first, and what will it show?

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  1. A. The job's run history in the Jobs UI, comparing recent run durations against the earlier baseline
  2. B. The Ganglia metrics of the job cluster, aggregated across all jobs that shared that cluster over the past month
  3. C. The query history of the workspace's SQL warehouses, filtered by the job owner
  4. D. The workspace audit logs, filtered by the job's service principal
Reveal answer

Correct answer: The job's run history in the Jobs UI, comparing recent run durations against the earlier baseline

Reference: https://docs.databricks.com/aws/en/jobs/diagnose-job-performance

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Official Answer (A): The job's run history in the Jobs UI, comparing recent run durations against the earlier baseline

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