[
https://issues.apache.org/jira/browse/YARN-6061?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15860658#comment-15860658
]
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_r100468005
--- Diff:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMCriticalThreadUncaughtExceptionHandler.java
---
@@ -0,0 +1,60 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.yarn.server.resourcemanager;
+
+import java.lang.Thread.UncaughtExceptionHandler;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.classification.InterfaceAudience.Public;
+import org.apache.hadoop.classification.InterfaceStability.Evolving;
+import org.apache.hadoop.yarn.conf.HAUtil;
+
+/**
+ * This class either shuts down {@link ResourceManager} or transitions the
+ * {@link ResourceManager} to standby state if a critical thread throws an
+ * uncaught exception. It is intended to be installed by calling
+ * {@code setUncaughtExceptionHandler(Thread.UncaughtExceptionHandler)}
+ * in the thread entry point or after creation of threads.
+ */
+@Public
--- End diff --
We don't need to expose this outside YARN at all. This should be @Private.
Let us remove @Evolving altogether.
> 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, YARN-6061.005.patch,
> YARN-6061.006.patch, YARN-6061.007.patch, YARN-6061.008.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.
--
This message was sent by Atlassian JIRA
(v6.3.15#6346)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
