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https://issues.apache.org/jira/browse/YARN-6061?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15847820#comment-15847820
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ASF GitHub Bot commented on YARN-6061:
--------------------------------------
Github user kambatla commented on a diff in the pull request:
https://github.com/apache/hadoop/pull/182#discussion_r98808465
--- Diff:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/TestRMFailover.java
---
@@ -349,4 +356,94 @@ static String getRefreshURL(String url) {
}
return redirectUrl;
}
+
+ /**
+ * Throw {@link RuntimeException} inside a thread of
+ * {@link ResourceManager} with HA enabled and check if the
+ * {@link ResourceManager} is transited to standby state.
+ *
+ * @throws InterruptedException if any
+ */
+ @Test
+ public void testUncaughtExceptionHandlerWithHAEnabled()
--- End diff --
Nice tests!
> Add a customized uncaughtexceptionhandler for critical threads in RM
> --------------------------------------------------------------------
>
> Key: YARN-6061
> URL: https://issues.apache.org/jira/browse/YARN-6061
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: resourcemanager
> Reporter: Yufei Gu
> Assignee: Yufei Gu
> Attachments: YARN-6061.001.patch, YARN-6061.002.patch,
> YARN-6061.003.patch, YARN-6061.004.patch
>
>
> There are several threads in fair scheduler. The thread will quit when there
> is a runtime exception inside it. We should bring down the RM when that
> happens. Otherwise, there may be some weird behavior in RM.
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