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https://issues.apache.org/jira/browse/AMBARI-15801?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15235867#comment-15235867
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Hudson commented on AMBARI-15801:
---------------------------------
FAILURE: Integrated in Ambari-trunk-Commit #4633 (See
[https://builds.apache.org/job/Ambari-trunk-Commit/4633/])
AMBARI-15801 HDFS script alerts moved to UNKNOWN status with "Unable to (dsen:
[http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=16c13980874bde8f38660447a848c0de96d93d47])
*
ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/package/alerts/alert_metrics_deviation.py
*
ambari-server/src/test/python/stacks/2.0.6/HDFS/test_alert_metrics_deviation.py
> HDFS script alerts moved to UNKNOWN status with "Unable to calculate the
> standard deviation for 1 datapoints"
> -------------------------------------------------------------------------------------------------------------
>
> Key: AMBARI-15801
> URL: https://issues.apache.org/jira/browse/AMBARI-15801
> Project: Ambari
> Issue Type: Bug
> Components: alerts, ambari-metrics
> Affects Versions: 2.2.2
> Reporter: Dmytro Sen
> Assignee: Dmytro Sen
> Priority: Critical
> Fix For: 2.2.2
>
> Attachments: AMBARI-15801-trunk_2.patch
>
>
> HDFS Script alerts turned to UNKNOWN status when minimumValue threshold are
> set to very low values, with an error response "Unable to calculate the
> standard deviation for 1 datapoints"/"Unable to calculate the standard
> deviation for 0 datapoints"
> Note : This behavior is not observed when the minimumValue is set to a higher
> value (e.g 30.0).
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