Sandy Ryza created YARN-600:
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Summary: Hook up cgroups CPU settings to the number of virtual
cores allocated
Key: YARN-600
URL: https://issues.apache.org/jira/browse/YARN-600
Project: Hadoop YARN
Issue Type: Improvement
Components: resourcemanager, scheduler
Affects Versions: 2.0.3-alpha
Reporter: Sandy Ryza
Assignee: Sandy Ryza
YARN-3 introduced CPU isolation and monitoring through cgroups. YARN-2 and
introduced CPU scheduling in the capacity scheduler, and YARN-326 will
introduce it in the fair scheduler. The number of virtual cores allocated to a
container should be used to weight the number of cgroups CPU shares given to it.
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