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  1. Hadoop YARN
  2. YARN-5990 [Umbrella] Follow-up (phase-2) FairScheduler preemption improvements
  3. YARN-5832

Preemption should consider more resource-requests of a starved app if the initial set can not be satisfied

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Details

    • Sub-task
    • Status: Open
    • Major
    • Resolution: Unresolved
    • None
    • None
    • fairscheduler
    • None

    Description

      When identifying containers to preempt for a starved application, the new implementation considers only the highest priority resource request. If we can't find candidate containers for that request, we might want to consider other requests.

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        is blocked by

        Sub-task - The sub-task of the issue YARN-6163 FS Preemption is a trickle for severely starved applications

        • Major - Major loss of function.
        • Resolved
        is duplicated by

        Bug - A problem which impairs or prevents the functions of the product. YARN-6038 Check other resource requests if cannot match the first one while identifying containers to preempt

        • Major - Major loss of function.
        • Resolved

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            lewuathe Kai
            kasha Karthik Kambatla
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              Updated:

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