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https://issues.apache.org/jira/browse/HDFS-13488?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16460618#comment-16460618
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Hudson commented on HDFS-13488:
-------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14102 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/14102/])
HDFS-13488. RBF: Reject requests when a Router is overloaded. (yqlin: rev
37269261d1232bc71708f30c76193188258ef4bd)
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/FederationTestUtils.java
* (delete)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterSafeModeException.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterRpcClient.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/metrics/FederationRPCPerformanceMonitor.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/router/TestRouterRPCClientRetries.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterRpcServer.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterRpcMonitor.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/metrics/FederationRPCMetrics.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/StateStoreDFSCluster.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/router/TestRouterSafemode.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RBFConfigKeys.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/resources/hdfs-rbf-default.xml
* (add)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/router/TestRouterClientRejectOverload.java
* (edit)
hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/metrics/FederationRPCMBean.java
> RBF: Reject requests when a Router is overloaded
> ------------------------------------------------
>
> Key: HDFS-13488
> URL: https://issues.apache.org/jira/browse/HDFS-13488
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Íñigo Goiri
> Assignee: Íñigo Goiri
> Priority: Major
> Attachments: HDFS-13488.000.patch, HDFS-13488.001.patch,
> HDFS-13488.002.patch, HDFS-13488.003.patch, HDFS-13488.004.patch
>
>
> A Router might be overloaded when handling special cases (e.g. a slow
> subcluster). The Router could reject the requests and the client could try
> with another Router. We should leverage the Standby mechanism for this.
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