[jira] [Commented] (AMBARI-21917) Some services had issue coming up after express upgrade on IOP clusters

["Siddharth Wagle (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/AMBARI-21917?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16172400#comment-16172400 ] 

Siddharth Wagle commented on AMBARI-21917:
------------------------------------------

Speculative patch awaiting test results.

> Some services had issue coming up after express upgrade on IOP clusters
> -----------------------------------------------------------------------
>
>                 Key: AMBARI-21917
>                 URL: https://issues.apache.org/jira/browse/AMBARI-21917
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.5.2
>            Reporter: Siddharth Wagle
>            Assignee: Siddharth Wagle
>            Priority: Critical
>             Fix For: 2.6.0
>
>         Attachments: AMBARI-21917.patch
>
>
> The RCO cache gets cleared on an upgrade to make sure new RCO is loaded. However, certain test environments have reported seeing incorrect / older RCO still in effect after Finalize and the operations failing due to this.
> The server log does indicate RCO getting cleared:
> {code}
> 24 Aug 2017 17:15:26,701  INFO [Server Action Executor Worker 1509] StackUpgradeFinishListener:92 - Clearing RCO cache
> {code}
> But the initialization statements are missing. Making a defensive patch to for re-creation of RCO.



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