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https://issues.apache.org/jira/browse/HDFS-7302?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14336252#comment-14336252
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Hadoop QA commented on HDFS-7302:
---------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12700678/HDFS-7302.2.patch
against trunk revision 6cbd9f1.
{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:
org.apache.hadoop.hdfs.server.namenode.TestFileTruncate
org.apache.hadoop.hdfs.TestRollingUpgradeDowngrade
Test results:
https://builds.apache.org/job/PreCommit-HDFS-Build/9662//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9662//console
This message is automatically generated.
> namenode -rollingUpgrade downgrade may finalize a rolling upgrade
> -----------------------------------------------------------------
>
> Key: HDFS-7302
> URL: https://issues.apache.org/jira/browse/HDFS-7302
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Kai Sasaki
> Labels: document, hdfs
> Attachments: HADOOP-7302.1.patch, HDFS-7302.2.patch
>
>
> The namenode startup option "-rollingUpgrade downgrade" is originally
> designed for downgrading cluster. However, running "namenode -rollingUpgrade
> downgrade" with the new software could result in finalizing the ongoing
> rolling upgrade.
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