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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-19746) Ambari HDFS Metric alerts turns to UNKNOWN status with error "argument of type 'NoneType' is not iterable"
Date Thu, 02 Feb 2017 17:34:52 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-19746?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15850216#comment-15850216
] 

Hadoop QA commented on AMBARI-19746:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12850649/AMBARI-19746_2.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in ambari-agent.

Test results: https://builds.apache.org/job/Ambari-trunk-test-patch/10383//testReport/
Console output: https://builds.apache.org/job/Ambari-trunk-test-patch/10383//console

This message is automatically generated.

> Ambari HDFS Metric alerts turns to UNKNOWN status with error "argument of type 'NoneType'
is not iterable"
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: AMBARI-19746
>                 URL: https://issues.apache.org/jira/browse/AMBARI-19746
>             Project: Ambari
>          Issue Type: Bug
>          Components: alerts
>    Affects Versions: 2.5.0
>            Reporter: Dmytro Sen
>            Assignee: Dmytro Sen
>            Priority: Blocker
>             Fix For: 2.5.0
>
>         Attachments: AMBARI-19746_2.patch, AMBARI-19746.patch
>
>
> Build used : 	ambari-2.5.0.0-724
> Test is updating the alert definition minimumValue to "0.0".
> Payload used to update the minimumValue
> {code:java}
> /{
> 	"AlertDefinition": {
> 		"cluster_name": "cl1",
> 		"id": 81,
> 		"name": "increase_nn_heap_usage_daily",
> 		"label": "NameNode Heap Usage (Daily)",
> 		"component_name": "NAMENODE",
> 		"description": "This service-level alert is triggered if the NameNode heap usage deviation
has grown beyond the specified threshold within a day period.",
> 		"enabled": true,
> 		"ignore_host": false,
> 		"interval": 1,
> 		"scope": "ANY",
> 		"service_name": "HDFS",
> 		"source": {
> 			"parameters": [{
> 				"name": "mergeHaMetrics",
> 				"display_name": "Whether active and stanby NameNodes metrics should be merged",
> 				"value": "false",
> 				"description": "Whether active and stanby NameNodes metrics should be merged.",
> 				"type": "STRING",
> 				"visibility": "HIDDEN"
> 			}, {
> 				"name": "interval",
> 				"display_name": "Time interval in minutes",
> 				"value": "1440.0",
> 				"description": "Time interval in minutes.",
> 				"type": "NUMERIC",
> 				"visibility": "HIDDEN"
> 			}, {
> 				"name": "appId",
> 				"display_name": "AMS application id",
> 				"value": "NAMENODE",
> 				"description": "The application id used to retrieve the metric.",
> 				"type": "STRING",
> 				"visibility": "HIDDEN"
> 			}, {
> 				"name": "metricName",
> 				"display_name": "Metric Name",
> 				"value": "jvm.JvmMetrics.MemHeapUsedM",
> 				"description": "The metric to monitor.",
> 				"type": "STRING",
> 				"visibility": "HIDDEN"
> 			}, {
> 				"name": "metric.deviation.warning.threshold",
> 				"display_name": "Growth Rate",
> 				"value": "20.0",
> 				"description": "The percentage of NameNode heap usage growth.",
> 				"type": "PERCENT"
> 			}, {
> 				"name": "metric.deviation.critical.threshold",
> 				"display_name": "Growth Rate",
> 				"value": "50.0",
> 				"description": "The percentage of NameNode heap usage growth.",
> 				"type": "PERCENT"
> 			}, {
> 				"name": "metric.units",
> 				"display_name": "Metric Units",
> 				"value": "MB",
> 				"description": "The units that the metric data points are reported in.",
> 				"type": "STRING",
> 				"visibility": "HIDDEN"
> 			}, {
> 				"name": "minimumValue",
> 				"display_name": "Minimum Heap",
> 				"value": "0.0",
> 				"description": "The minimum heap increase in a day.",
> 				"type": "NUMERIC"
> 			}],
> 			"path": "HDFS/2.1.0.2.0/package/alerts/alert_metrics_deviation.py",
> 			"type": "SCRIPT"
> 		}
> 	}
> }
> {code}
> Alert response :
> {code:java}
> 03:14:20 AM 01-25-2017 AmbariItems FINE - API call response:{
>   "href" : "http://172.27.9.139:8080/api/v1/clusters/cl1/alerts/119",
>   "Alert" : {
>     "cluster_name" : "cl1",
>     "component_name" : "NAMENODE",
>     "definition_id" : 81,
>     "definition_name" : "increase_nn_heap_usage_daily",
>     "firmness" : "HARD",
>     "host_name" : "ctr-e126-1485243696039-2656-01-000006.hwx.site",
>     "id" : 119,
>     "instance" : null,
>     "label" : "NameNode Heap Usage (Daily)",
>     "latest_timestamp" : 1485314039820,
>     "maintenance_state" : "OFF",
>     "occurrences" : 13,
>     "original_timestamp" : 1485313319818,
>     "repeat_tolerance" : 1,
>     "repeat_tolerance_remaining" : 0,
>     "scope" : "ANY",
>     "service_name" : "HDFS",
>     "state" : "UNKNOWN",
>     "text" : "argument of type 'NoneType' is not iterable"
>   }
> }
> {code}
> Note : Test used to pass consistently.



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