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Job Efficiency

Info

You can view the cpu and memory efficiency of a job using the seff command and providing a <job-id>.

Code Block
[]$ seff 13515489
Job ID: 13515489
Cluster: <cluster-name>
User/Group: <username>/<username>
State: COMPLETED (exit code 0)
Cores: 1
CPU Utilized: 00:00:05
CPU Efficiency: 27.78% of 00:00:18 core-walltime
Job Wall-clock time: 00:00:18
Memory Utilized: 0.00 MB (estimated maximum)
Memory Efficiency: 0.00% of 8.00 GB (8.00 GB/node)

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Info

There are a number of ways to see the current status of the cluster:

  • arccjobs: Prints a table showing active projects and jobs.

  • pestat: Prints a nodes node list with allocated jobs - can query individual nodes.

  • sinfo: View the status of the Slurm partitions or nodes. Status of nodes that are drained can be seen using the -R flag.

  • OnDemand’s MedicineBow System Status page.

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Slurm: Workflows and Best Practices 

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Intro to Job Scheduling

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Slurm: Common Questions and Issues and How to Resolve