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https://issues.apache.org/jira/browse/AMBARI-12751?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14694889#comment-14694889
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Hadoop QA commented on AMBARI-12751:
------------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12750171/AMBARI-12751.patch
against trunk revision .
{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 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
ambari-server:
org.apache.ambari.server.api.services.PersistKeyValueImplTest
org.apache.ambari.server.controller.AmbariManagementControllerTest
Test results:
https://builds.apache.org/job/Ambari-trunk-test-patch/3579//testReport/
Console output:
https://builds.apache.org/job/Ambari-trunk-test-patch/3579//console
This message is automatically generated.
> MapRed history server is shown as stopped after downgrade
> ---------------------------------------------------------
>
> Key: AMBARI-12751
> URL: https://issues.apache.org/jira/browse/AMBARI-12751
> Project: Ambari
> Issue Type: Bug
> Components: ambari-server
> Affects Versions: 2.1.0
> Reporter: Di Li
> Assignee: Di Li
> Fix For: 2.1.2
>
> Attachments: AMBARI-12751.patch
>
>
> RU precheck requires "mapreduce.jobhistory.recovery.store.class" property to
> be set in the mapred-site.xml with value
> "org.apache.hadoop.mapreduce.v2.hs.HistoryServerLeveldbStateStoreService"
> With this value set, the HDP 2.2 level MapRed history server can not start.
> It shows an err about class
> org.apache.hadoop.mapreduce.v2.hs.HistoryServerLeveldbStateStoreService does
> not exist.
> When downgrading, the mapred properties added to pass the RU precheck needs
> to be removed.
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