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https://issues.apache.org/jira/browse/AMBARI-19746?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15850327#comment-15850327
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Hudson commented on AMBARI-19746:
---------------------------------
SUCCESS: Integrated in Jenkins build Ambari-branch-2.5 #889 (See
[https://builds.apache.org/job/Ambari-branch-2.5/889/])
AMBARI-19746 Ambari HDFS Metric alerts turns to UNKNOWN status with (dsen:
[http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=c5ed48d798cb97b6573589f6eb3d280b1c5d48de])
* (edit) ambari-common/src/main/python/ambari_commons/ambari_metrics_helper.py
* (edit) ambari-agent/src/main/python/ambari_agent/ActionQueue.py
> 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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