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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-18571) 'HDFS Space Utilization' metric graph in HDFS service page is incorrect
Date Tue, 11 Oct 2016 17:56:20 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-18571?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15566089#comment-15566089
] 

Hadoop QA commented on AMBARI-18571:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12832711/AMBARI-18571.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:green}+1 core tests{color}.  The patch passed unit tests in ambari-server.

Test results: https://builds.apache.org/job/Ambari-trunk-test-patch/8842//testReport/
Console output: https://builds.apache.org/job/Ambari-trunk-test-patch/8842//console

This message is automatically generated.

> 'HDFS Space Utilization' metric graph in HDFS service page is incorrect
> -----------------------------------------------------------------------
>
>                 Key: AMBARI-18571
>                 URL: https://issues.apache.org/jira/browse/AMBARI-18571
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.1.2
>            Reporter: Andrii Tkach
>            Assignee: Andrii Tkach
>            Priority: Critical
>             Fix For: 3.0.0
>
>         Attachments: AMBARI-18571.patch, Screen Shot 2015-10-27 at 5.50.13 PM.png, Screen
Shot 2015-10-27 at 5.50.29 PM.png, Screen Shot 2015-10-27 at 5.54.12 PM.png
>
>
> On a 500 node cluster I generated 1TB of data using the teragen example. The main dashboard
and each DataNode alerts say that 98% of DFS space has been used. However on the HDFS service
page, the HDFS Space Utilization graph shows 50% usage - which is misleading.



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