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How do I troubleshoot an Amazon EMR Serverless job that doesn't start, runs slowly, or is stuck in the PENDING state?

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I want to troubleshoot an Amazon EMR Serverless job that doesn’t start, runs slowly, or is stuck in the PENDING state.

Short description

A cold start occurs when resources take time to provision because a system is idle or scales from a low base.

If you submit a job and the workers from initialCapacity are available, then the job uses the initialCapacity resources to run. If another job is using the initialCapacity resources, then the Amazon EMR Serverless application requests additional workers up to the maximum quota.

Resolution

To troubleshoot an Amazon EMR Serverless job that doesn't start, runs slowly, or is stuck in the PENDING state, take the following actions:

AWS OFFICIAL
AWS OFFICIALUpdated 2 months ago