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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7684) The host:port settings of dfs.namenode.secondary.http-address should be trimmed before use
Date Sat, 07 Feb 2015 04:59:36 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7684?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14310557#comment-14310557

Hadoop QA commented on HDFS-7684:

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  against trunk revision 8de80ff.

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 2 new or modified
test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-hdfs-project/hadoop-hdfs:


Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/9480//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9480//console

This message is automatically generated.

> The host:port settings of dfs.namenode.secondary.http-address should be trimmed before
> ------------------------------------------------------------------------------------------
>                 Key: HDFS-7684
>                 URL: https://issues.apache.org/jira/browse/HDFS-7684
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 2.4.1, 2.5.1
>            Reporter: Tianyin Xu
>            Assignee: Anu Engineer
>         Attachments: HDFS.7684.001.patch, HDFS.7684.002.patch
> With the following setting,
> <property>
> <name>dfs.namenode.secondary.http-address</name>
> <value>myhostname:50090 </value>
> </property>
> The secondary NameNode could not be started
> $ hadoop-daemon.sh start secondarynamenode
> starting secondarynamenode, logging to /home/hadoop/hadoop-2.4.1/logs/hadoop-hadoop-secondarynamenode-xxx.out
> /home/hadoop/hadoop-2.4.1/bin/hdfs
> Exception in thread "main" java.lang.IllegalArgumentException: Does not contain a valid
host:port authority: myhostname:50090
> 	at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:196)
> 	at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:163)
> 	at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:152)
> 	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.getHttpAddress(SecondaryNameNode.java:203)
> 	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.initialize(SecondaryNameNode.java:214)
> 	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.<init>(SecondaryNameNode.java:192)
> 	at org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode.main(SecondaryNameNode.java:651)
> We were really confused and misled by the log message: we thought about the DNS problems
(changed to IP address but no success) and the network problem (tried to test the connections
with no success...)
> It turned out to be that the setting is not trimmed and the additional space character
in the end of the setting caused the problem... OMG!!!...
> Searching on the Internet, we find we are really not alone.  So many users encountered
similar trim problems! The following lists a few:
> http://solaimurugan.blogspot.com/2013/10/hadoop-multi-node-cluster-configuration.html
> http://stackoverflow.com/questions/11263664/error-while-starting-the-hadoop-using-strat-all-sh
> https://issues.apache.org/jira/browse/HDFS-2799
> https://issues.apache.org/jira/browse/HBASE-6973

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