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https://issues.apache.org/jira/browse/YARN-10058?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17903996#comment-17903996
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ASF GitHub Bot commented on YARN-10058:
---------------------------------------
slfan1989 commented on PR #7129:
URL: https://github.com/apache/hadoop/pull/7129#issuecomment-2526659874
@TaoYang526 Can we fix the checkstyle issues?
```
./hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMHAForAsyncScheduler.java:33:import
org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.TestUtils;:8:
Unused import -
org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.TestUtils.
[UnusedImports]
```
> Capacity Scheduler dispatcher hang when async thread crash
> ----------------------------------------------------------
>
> Key: YARN-10058
> URL: https://issues.apache.org/jira/browse/YARN-10058
> Project: Hadoop YARN
> Issue Type: Bug
> Components: capacity scheduler
> Affects Versions: 3.2.0, 3.2.1
> Reporter: tuyu
> Assignee: Tao Yang
> Priority: Major
> Labels: pull-request-available
> Attachments: 0001-global-scheduling-standby-hang.patch
>
>
> when capacity scheduler enable global scheduler, if global scheduler's
> AsyncScheduleThread crash, the capacity scheduler dispatcher will hang for
> long time. This behavior is unreasonable.
> if this situation happen, In HA mode, current RM should change to standby
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