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https://issues.apache.org/jira/browse/HDFS-7929?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14361568#comment-14361568
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Hadoop QA commented on HDFS-7929:
---------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12704542/HDFS-7929-000.patch
against trunk revision 6fdef76.
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:red}-1 tests included{color}. The patch doesn't appear to include
any new or modified tests.
Please justify why no new tests are needed for this
patch.
Also please list what manual steps were performed to
verify this patch.
{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.TestDFSUpgradeFromImage
org.apache.hadoop.hdfs.server.namenode.ha.TestDNFencing
Test results:
https://builds.apache.org/job/PreCommit-HDFS-Build/9883//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9883//console
This message is automatically generated.
> inotify unable fetch pre-upgrade edit log segments once upgrade starts
> ----------------------------------------------------------------------
>
> Key: HDFS-7929
> URL: https://issues.apache.org/jira/browse/HDFS-7929
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Zhe Zhang
> Assignee: Zhe Zhang
> Attachments: HDFS-7929-000.patch
>
>
> inotify is often used to periodically poll HDFS events. However, once an HDFS
> upgrade has started, edit logs are moved to /previous on the NN, which is not
> accessible. Moreover, once the upgrade is finalized /previous is currently
> lost forever.
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