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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4867) metaSave NPEs when there are invalid blocks in repl queue.
Date Thu, 06 Jun 2013 09:31:22 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4867?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13676869#comment-13676869
] 

Hadoop QA commented on HDFS-4867:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12586461/HDFS-4867.trunk.patch
  against trunk revision .

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

    {color:green}+1 tests included{color}.  The patch appears to include 1 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}.  The javadoc tool did not generate any 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
1.3.9) 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:

                  org.apache.hadoop.hdfs.server.blockmanagement.TestBlocksWithNotEnoughRacks

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/4484//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/4484//console

This message is automatically generated.
                
> metaSave NPEs when there are invalid blocks in repl queue.
> ----------------------------------------------------------
>
>                 Key: HDFS-4867
>                 URL: https://issues.apache.org/jira/browse/HDFS-4867
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: namenode
>    Affects Versions: 0.23.7, 2.0.4-alpha, 0.23.8
>            Reporter: Kihwal Lee
>            Assignee: Plamen Jeliazkov
>             Fix For: 3.0.0, 2.0.5-alpha
>
>         Attachments: HDFS-4867.branch-0.23.patch, HDFS-4867.branch-0.23.patch, HDFS-4867.branch2.patch,
HDFS-4867.branch2.patch, HDFS-4867.branch2.patch, HDFS-4867.trunk.patch, HDFS-4867.trunk.patch,
HDFS-4867.trunk.patch, testMetaSave.log
>
>
> Since metaSave cannot get the inode holding a orphaned/invalid block, it NPEs and stops
generating further report. Normally ReplicationMonitor removes them quickly, but if the queue
is huge, it takes very long time. Also in safe mode, they stay.

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