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From "Andrii Tkach (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-16643) Ambari allows installing a component on more than one host even with cardinality as 0-1
Date Fri, 13 May 2016 14:38:12 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-16643?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15282737#comment-15282737
] 

Andrii Tkach commented on AMBARI-16643:
---------------------------------------

committed to trunk and branch-2.4

> Ambari allows installing a component on more than one host even with cardinality as 0-1
> ---------------------------------------------------------------------------------------
>
>                 Key: AMBARI-16643
>                 URL: https://issues.apache.org/jira/browse/AMBARI-16643
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-web
>    Affects Versions: 2.2.0
>            Reporter: Andrii Tkach
>            Assignee: Andrii Tkach
>            Priority: Critical
>             Fix For: 2.4.0
>
>         Attachments: AMBARI-16643.patch, image-2016-05-03-11-40-49-268.png
>
>
> ACTIVITY_ANALYZER is configured to have cardinality of 0-1, however from hosts page I
would add service to two hosts. 
> User should have been prevented from adding additional more than once instance of this
slave as it violates the cardinality constraint.



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