[jira] [Updated] (YARN-4212) FairScheduler: Can't create a DRF queue under a FAIR policy queue
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https://issues.apache.org/jira/browse/YARN-4212?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Karthik Kambatla updated YARN-4212:
---
Fix Version/s: 3.0.0-alpha3
> FairScheduler: Can't create a DRF queue under a FAIR policy queue
> -
>
> Key: YARN-4212
> URL: https://issues.apache.org/jira/browse/YARN-4212
> Project: Hadoop YARN
> Issue Type: Bug
>Reporter: Arun Suresh
>Assignee: Yufei Gu
> Labels: fairscheduler
> Fix For: 2.9.0, 3.0.0-alpha3
>
> Attachments: YARN-4212.002.patch, YARN-4212.003.patch,
> YARN-4212.004.patch, YARN-4212.005.patch, YARN-4212.006.patch,
> YARN-4212.007.patch, YARN-4212.008.patch, YARN-4212.009.patch,
> YARN-4212.010.patch, YARN-4212.011.patch, YARN-4212.1.patch
>
>
> The Fair Scheduler, while performing a {{recomputeShares()}} during an
> {{update()}} call, uses the parent queues policy to distribute shares to its
> children.
> If the parent queues policy is 'fair', it only computes weight for memory and
> sets the vcores fair share of its children to 0.
> Assuming a situation where we have 1 parent queue with policy 'fair' and
> multiple leaf queues with policy 'drf', Any app submitted to the child queues
> with vcore requirement > 1 will always be above fairshare, since during the
> recomputeShare process, the child queues were all assigned 0 for fairshare
> vcores.
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[jira] [Updated] (YARN-4212) FairScheduler: Can't create a DRF queue under a FAIR policy queue
[
https://issues.apache.org/jira/browse/YARN-4212?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Karthik Kambatla updated YARN-4212:
---
Summary: FairScheduler: Can't create a DRF queue under a FAIR policy queue
(was: FairScheduler: Parent queues is not allowed to be 'Fair' policy if its
children have the "drf" policy)
> FairScheduler: Can't create a DRF queue under a FAIR policy queue
> -
>
> Key: YARN-4212
> URL: https://issues.apache.org/jira/browse/YARN-4212
> Project: Hadoop YARN
> Issue Type: Bug
>Reporter: Arun Suresh
>Assignee: Yufei Gu
> Labels: fairscheduler
> Attachments: YARN-4212.002.patch, YARN-4212.003.patch,
> YARN-4212.004.patch, YARN-4212.005.patch, YARN-4212.006.patch,
> YARN-4212.007.patch, YARN-4212.008.patch, YARN-4212.009.patch,
> YARN-4212.010.patch, YARN-4212.011.patch, YARN-4212.1.patch
>
>
> The Fair Scheduler, while performing a {{recomputeShares()}} during an
> {{update()}} call, uses the parent queues policy to distribute shares to its
> children.
> If the parent queues policy is 'fair', it only computes weight for memory and
> sets the vcores fair share of its children to 0.
> Assuming a situation where we have 1 parent queue with policy 'fair' and
> multiple leaf queues with policy 'drf', Any app submitted to the child queues
> with vcore requirement > 1 will always be above fairshare, since during the
> recomputeShare process, the child queues were all assigned 0 for fairshare
> vcores.
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