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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-10076) Set default minute based host level aggregation to 2 minutes
Date Sun, 15 Mar 2015 19:50:38 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-10076?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14362521#comment-14362521
] 

Hudson commented on AMBARI-10076:
---------------------------------

SUCCESS: Integrated in Ambari-trunk-Commit #2041 (See [https://builds.apache.org/job/Ambari-trunk-Commit/2041/])
AMBARI-10076. Set default minute based host level aggregation to 2 minutes. (swagle) (swagle:
http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=e008be5decac48f6f07da5652748fabc32ea513f)
* ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/configuration/ams-site.xml


> Set default minute based host level aggregation to 2 minutes
> ------------------------------------------------------------
>
>                 Key: AMBARI-10076
>                 URL: https://issues.apache.org/jira/browse/AMBARI-10076
>             Project: Ambari
>          Issue Type: Task
>          Components: ambari-metrics
>    Affects Versions: 2.0.0
>            Reporter: Siddharth Wagle
>            Assignee: Siddharth Wagle
>             Fix For: 2.0.0
>
>         Attachments: AMBARI-10076.patch
>
>
> - Interval of 5 minutes leads to larger volume on reads and the data might not be coming
from the block cache.
> - Observed with 400 node testing that setting this to 2 minutes improves the cache hit
ratio and the thread completes in 30 seconds.



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