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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-14207) "dfsadmin -refreshCallQueue" fails with DecayRpcScheduler
Date Wed, 26 Apr 2017 03:23:04 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-14207?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15984115#comment-15984115
] 

Hudson commented on HADOOP-14207:
---------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #11630 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/11630/])
HADOOP-14207. "dfsadmin -refreshCallQueue" fails with DecayRpcScheduler. (xyao: rev 4ea2778acb78f31b470e318d2b65ea43db76909b)
* (edit) hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/DecayRpcScheduler.java
* (edit) hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RpcScheduler.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeRpcServer.java
* (edit) hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/CallQueueManager.java
* (edit) hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/DefaultRpcScheduler.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/TestRefreshCallQueue.java


> "dfsadmin -refreshCallQueue" fails with DecayRpcScheduler
> ---------------------------------------------------------
>
>                 Key: HADOOP-14207
>                 URL: https://issues.apache.org/jira/browse/HADOOP-14207
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: rpc-server
>            Reporter: Surendra Singh Lilhore
>            Assignee: Surendra Singh Lilhore
>            Priority: Blocker
>             Fix For: 2.9.0, 3.0.0-alpha3
>
>         Attachments: HADOOP-14207.001.patch, HADOOP-14207.002.patch, HADOOP-14207.003.patch,
HADOOP-14207.004.patch, HADOOP-14207.005.patch, HADOOP-14207.006.patch
>
>
> {noformat}
> java.lang.RuntimeException: org.apache.hadoop.ipc.DecayRpcScheduler could not be constructed.
>         at org.apache.hadoop.ipc.CallQueueManager.createScheduler(CallQueueManager.java:89)
>         at org.apache.hadoop.ipc.CallQueueManager.swapQueue(CallQueueManager.java:260)
>         at org.apache.hadoop.ipc.Server.refreshCallQueue(Server.java:650)
>         at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.refreshCallQueue(NameNodeRpcServer.java:1582)
>         at org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolServerSideTranslatorPB.refreshCallQueue(RefreshCallQueueProtocolServerSideTranslatorPB.java:49)
>         at org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos$RefreshCallQueueProtocolService$2.callBlockingMethod(RefreshCallQueueProtocolProtos.java:769)
>         at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:447)
>         at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
>         at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:845)
>         at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:788)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:422)
>         at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1807)
>         at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2455)
> Caused by: org.apache.hadoop.metrics2.MetricsException: Metrics source DecayRpcSchedulerMetrics2.ipc.65110
already exists!
>         at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.newSourceName(DefaultMetricsSystem.java:144)
>         at org.apache.hadoop.metrics2.lib.DefaultMetricsSystem.sourceName(DefaultMetricsSystem.java:117)
> {noformat}



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