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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-10065) Performance: ActionScheduler loads too many objects per Stage iteration
Date Fri, 13 Mar 2015 22:50:38 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-10065?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14361240#comment-14361240
] 

Hudson commented on AMBARI-10065:
---------------------------------

FAILURE: Integrated in Ambari-trunk-Commit #2030 (See [https://builds.apache.org/job/Ambari-trunk-Commit/2030/])
AMBARI-10065. Performance: ActionScheduler loads too many objects per Stage iteration (ncole)
(ncole: http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=88aed0b8e3f0db2e2726358a7622c4d5519ea709)
* ambari-server/src/main/java/org/apache/ambari/server/agent/HeartbeatMonitor.java
* ambari-server/src/main/java/org/apache/ambari/server/actionmanager/ActionScheduler.java
* ambari-server/src/main/java/org/apache/ambari/server/actionmanager/ActionDBAccessorImpl.java
* ambari-server/src/main/java/org/apache/ambari/server/KdcServerConnectionVerification.java
* ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionScheduler.java
* ambari-server/src/main/java/org/apache/ambari/server/actionmanager/ActionDBAccessor.java


> Performance: ActionScheduler loads too many objects per Stage iteration
> -----------------------------------------------------------------------
>
>                 Key: AMBARI-10065
>                 URL: https://issues.apache.org/jira/browse/AMBARI-10065
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>            Reporter: Nate Cole
>            Assignee: Nate Cole
>             Fix For: 2.0.0
>
>         Attachments: AMBARI-10065.patch
>
>
> During analysis of a 400 node cluster, the ActionScheduler is loading too many stages,
when it already has a handle to the correct stage.  The entire Request is not needed, when
the code only checks the exclusive flag.



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