Rolls up JobTracker Component availability monitors to the Hadoop MapReduce Service.
This monitor is the rollup of availability monitoring for JobTracker Host Component. If the state is unknown - monitoring has not been initialized yet.
An unhealthy state for this monitor indicates some problem with availability of JobTracker Host Component. View all current alerts for MapReduce Cluster Service using this link:
View Alerts
Use the health explorer to drill down and find the cause of the unhealthy state. Use the knowledge on the specific monitor causing the issue to troubleshoot and fix the problem.
Target | Ambari.SCOM.ClusterService.MapReduce |
Parent Monitor | System.Health.AvailabilityState |
Algorithm | WorstOf |
Source Monitor | System.Health.AvailabilityState |
Relationship | Ambari.SCOM.MapReduceServiceContainsJobTrackerComponent |
Category | AvailabilityHealth |
Enabled | True |
Alert Generate | False |
Alert Auto Resolve | False |
Remotable | True |
Accessibility | Public |
<DependencyMonitor ID="Ambari.SCOM.Rollup.JobTrackerComponentToMapReduceServiceAvailability" Target="Ambari.SCOM.ClusterService.MapReduce" ParentMonitorID="Health!System.Health.AvailabilityState" RelationshipType="Ambari.SCOM.MapReduceServiceContainsJobTrackerComponent" MemberMonitor="Health!System.Health.AvailabilityState" Accessibility="Public" Enabled="true" Remotable="true" Priority="Normal">
<Category>AvailabilityHealth</Category>
<Algorithm>WorstOf</Algorithm>
</DependencyMonitor>