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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6956) Allow dynamically changing the tracing level in Hadoop servers
Date Fri, 26 Sep 2014 17:42:35 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14149695#comment-14149695
] 

Hudson commented on HDFS-6956:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #6120 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/6120/])
HDFS-6956. Allow dynamically changing the tracing level in Hadoop servers (cmccabe) (cmccabe:
rev 55302ccfba199ddf070119be30df06afd2511e05)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/protocol/NamenodeProtocols.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
* hadoop-common-project/hadoop-common/src/main/proto/TraceAdmin.proto
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/SpanReceiverHost.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/TraceAdminProtocol.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/TraceAdmin.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/TraceAdminProtocolServerSideTranslatorPB.java
* hadoop-common-project/hadoop-common/src/main/bin/hadoop
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeRpcServer.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/SpanReceiverInfoBuilder.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
* hadoop-common-project/hadoop-common/pom.xml
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/tracing/TestTraceAdmin.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/TraceAdminProtocolPB.java
* hadoop-common-project/hadoop-common/dev-support/findbugsExcludeFile.xml
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeys.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/TraceAdminProtocolTranslatorPB.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/HDFSPolicyProvider.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/tracing/SpanReceiverInfo.java


> Allow dynamically changing the tracing level in Hadoop servers
> --------------------------------------------------------------
>
>                 Key: HDFS-6956
>                 URL: https://issues.apache.org/jira/browse/HDFS-6956
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode, namenode
>    Affects Versions: 2.6.0
>            Reporter: Colin Patrick McCabe
>            Assignee: Colin Patrick McCabe
>         Attachments: HDFS-6956.002.patch, HDFS-6956.003.patch, HDFS-6956.004.patch, HDFS-6956.005.patch
>
>
> We should allow users to dynamically change the tracing level in Hadoop servers.  The
easiest way to do this is probably to have an RPC accessible only to the superuser that changes
tracing settings.  This would allow us to turn on and off tracing on the NameNode, DataNode,
etc. at runtime.



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