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From "Alejandro Fernandez (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (AMBARI-8703) Rolling Upgrade - Upgrade Pack to run preupgrade tasks only on master for NameNode
Date Mon, 15 Dec 2014 22:54:13 GMT

     [ https://issues.apache.org/jira/browse/AMBARI-8703?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Alejandro Fernandez updated AMBARI-8703:
----------------------------------------
    Attachment: AMBARI-8703.patch
                ambari-vagrant-win7.patch

> Rolling Upgrade - Upgrade Pack to run preupgrade tasks only on master for NameNode
> ----------------------------------------------------------------------------------
>
>                 Key: AMBARI-8703
>                 URL: https://issues.apache.org/jira/browse/AMBARI-8703
>             Project: Ambari
>          Issue Type: Technical task
>          Components: ambari-server
>    Affects Versions: 2.0.0
>            Reporter: Alejandro Fernandez
>            Assignee: Alejandro Fernandez
>             Fix For: 2.0.0
>
>         Attachments: AMBARI-8703.patch
>
>
> The upgrade pack will need something like, <task xsi:type="execute" hosts="master"
/>
> so that the prepare instructions for NameNode only runs on the master instead of all
hosts. The UpgradeResourceProvider and UpgradeHelper will need to support such logic.



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