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Posted to reviews@ambari.apache.org by Sangeeta Ravindran <sa...@gmail.com> on 2017/01/13 19:53:47 UTC

Review Request 55518: When defining yarn.scheduler.capacity..accessible-node-labels with space, Yarn Queue Manager shows error for the queue

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/55518/
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Review request for Ambari, Di Li and Gaurav Nagar.


Bugs: AMBARI-19451
    https://issues.apache.org/jira/browse/AMBARI-19451


Repository: ambari


Description
-------

Per the Apache documentation for Yarn Node Labels (http://hadoop.apache.org/docs/r2.7.3/hadoop-yarn/hadoop-yarn-site/NodeLabel.html), queues that can only access nodes without labels are defined by setting the property "yarn.scheduler.capacity.<queue-path>.accessible-node-labels" with space as the value.

Reproduction Steps:
1. In the Capacity Scheduler view (Yarn Queue Manager), create queues q1,q2, and set accessible node labels for root,q1,q2 but not for default queue
2. Since there is no way to specify a "space" as the value for accessible node labels via Yarn Queue Manager, add this property manually via yarn configs. i.e. In Yarn -> Configs -> Scheduler, manually add 
yarn.scheduler.capacity.root.default.accessible-node-labels= (space after the =)
3. Save the configuration and restart Resource Manager as required
4. Return to Yarn Queue Manager, and click the default queue. It shows an error - Label is not exist on cluster.

This seems to happen because in the capacity scheduler code, the value of the yarn.scheduler.capacity.<queue-path>.accessible-node-labels.<label>.capacity is not trimmed and the " " string is considered to be a label.


Diffs
-----

  contrib/views/capacity-scheduler/src/main/resources/ui/app/serializers.js de19cc9 
  contrib/views/capacity-scheduler/src/main/resources/ui/app/templates/components/queueContainer.hbs 453bbbc 

Diff: https://reviews.apache.org/r/55518/diff/


Testing
-------

Manual test.
mvn test
Build failure is unrelated to the change. Also, I could not reproduce the build failure. The capacity scheduler code compiles cleanly.


Thanks,

Sangeeta Ravindran


Re: Review Request 55518: When defining yarn.scheduler.capacity..accessible-node-labels with space, Yarn Queue Manager shows error for the queue

Posted by Di Li <di...@ca.ibm.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/55518/#review161597
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Ship it!




Ship It!

- Di Li


On Jan. 13, 2017, 7:53 p.m., Sangeeta Ravindran wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/55518/
> -----------------------------------------------------------
> 
> (Updated Jan. 13, 2017, 7:53 p.m.)
> 
> 
> Review request for Ambari, Di Li and Gaurav Nagar.
> 
> 
> Bugs: AMBARI-19451
>     https://issues.apache.org/jira/browse/AMBARI-19451
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> Per the Apache documentation for Yarn Node Labels (http://hadoop.apache.org/docs/r2.7.3/hadoop-yarn/hadoop-yarn-site/NodeLabel.html), queues that can only access nodes without labels are defined by setting the property "yarn.scheduler.capacity.<queue-path>.accessible-node-labels" with space as the value.
> 
> Reproduction Steps:
> 1. In the Capacity Scheduler view (Yarn Queue Manager), create queues q1,q2, and set accessible node labels for root,q1,q2 but not for default queue
> 2. Since there is no way to specify a "space" as the value for accessible node labels via Yarn Queue Manager, add this property manually via yarn configs. i.e. In Yarn -> Configs -> Scheduler, manually add 
> yarn.scheduler.capacity.root.default.accessible-node-labels= (space after the =)
> 3. Save the configuration and restart Resource Manager as required
> 4. Return to Yarn Queue Manager, and click the default queue. It shows an error - Label is not exist on cluster.
> 
> This seems to happen because in the capacity scheduler code, the value of the yarn.scheduler.capacity.<queue-path>.accessible-node-labels.<label>.capacity is not trimmed and the " " string is considered to be a label.
> 
> 
> Diffs
> -----
> 
>   contrib/views/capacity-scheduler/src/main/resources/ui/app/serializers.js de19cc9 
>   contrib/views/capacity-scheduler/src/main/resources/ui/app/templates/components/queueContainer.hbs 453bbbc 
> 
> Diff: https://reviews.apache.org/r/55518/diff/
> 
> 
> Testing
> -------
> 
> Manual test.
> mvn test
> Build failure is unrelated to the change. Also, I could not reproduce the build failure. The capacity scheduler code compiles cleanly.
> 
> 
> Thanks,
> 
> Sangeeta Ravindran
> 
>


Re: Review Request 55518: When defining yarn.scheduler.capacity..accessible-node-labels with space, Yarn Queue Manager shows error for the queue

Posted by Gaurav Nagar <gn...@hortonworks.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/55518/#review161639
-----------------------------------------------------------


Ship it!




Ship It!

- Gaurav Nagar


On Jan. 13, 2017, 7:53 p.m., Sangeeta Ravindran wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/55518/
> -----------------------------------------------------------
> 
> (Updated Jan. 13, 2017, 7:53 p.m.)
> 
> 
> Review request for Ambari, Di Li and Gaurav Nagar.
> 
> 
> Bugs: AMBARI-19451
>     https://issues.apache.org/jira/browse/AMBARI-19451
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> Per the Apache documentation for Yarn Node Labels (http://hadoop.apache.org/docs/r2.7.3/hadoop-yarn/hadoop-yarn-site/NodeLabel.html), queues that can only access nodes without labels are defined by setting the property "yarn.scheduler.capacity.<queue-path>.accessible-node-labels" with space as the value.
> 
> Reproduction Steps:
> 1. In the Capacity Scheduler view (Yarn Queue Manager), create queues q1,q2, and set accessible node labels for root,q1,q2 but not for default queue
> 2. Since there is no way to specify a "space" as the value for accessible node labels via Yarn Queue Manager, add this property manually via yarn configs. i.e. In Yarn -> Configs -> Scheduler, manually add 
> yarn.scheduler.capacity.root.default.accessible-node-labels= (space after the =)
> 3. Save the configuration and restart Resource Manager as required
> 4. Return to Yarn Queue Manager, and click the default queue. It shows an error - Label is not exist on cluster.
> 
> This seems to happen because in the capacity scheduler code, the value of the yarn.scheduler.capacity.<queue-path>.accessible-node-labels.<label>.capacity is not trimmed and the " " string is considered to be a label.
> 
> 
> Diffs
> -----
> 
>   contrib/views/capacity-scheduler/src/main/resources/ui/app/serializers.js de19cc9 
>   contrib/views/capacity-scheduler/src/main/resources/ui/app/templates/components/queueContainer.hbs 453bbbc 
> 
> Diff: https://reviews.apache.org/r/55518/diff/
> 
> 
> Testing
> -------
> 
> Manual test.
> mvn test
> Build failure is unrelated to the change. Also, I could not reproduce the build failure. The capacity scheduler code compiles cleanly.
> 
> 
> Thanks,
> 
> Sangeeta Ravindran
> 
>