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OCUM fails to monitor a cluster having an empty failover group

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Category:
oncommand-unified-manager
Specialty:
om
Last Updated:

Applies to

  • OnCommand Unified Manager (OCUM) 9.5
  • ONTAP 9
  • Cluster has an empty failover group

Issue

  • OCUM fails to discover the cluster with the description "Cluster discovery failed. Rediscover the cluster after resolving the issue.".
  • The following java.lang.NullPointerException can be seen in au.log.

ERROR [pool-3-thread-2] c.o.s.a.f.d.BaseDataSource (AggregatedDataSourceErrorsException.java:152) -      Error 1 out of 1: <CLUSTER_MGMT_IP> [Internal error] - Internal error (Internal Error) java.lang.NullPointerException: network_failover_group_network_port_relationship key field 'network_port_name' may not be null.
    at com.onaro.sanscreen.acquisition.schema.KeyBase$KeyIDs.<init>(KeyBase.java:183) ~[au-package-common.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.schema.KeyBase$KeyIDs.<init>(KeyBase.java:163) ~[au-package-common.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.schema.KeyBase.<init>(KeyBase.java:17) ~[au-package-common.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.model.ModelKeyBase.<init>(ModelKeyBase.java:21) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.model.cmode.CModeNetworkFailoverGroupNetworkPortRelationship$NetworkFailoverGroupNetworkPortRelationshipKey.<init>(CModeNetworkFailoverGroupNetworkPortRelationship.java:49) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.model.cmode.CModeNetworkFailoverGroupNetworkPortRelationship.<init>(CModeNetworkFailoverGroupNetworkPortRelationship.java:37) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.model.cmode.CModeCluster.createNetworkFailoverGroupNetworkPortRelationship(CModeCluster.java:619) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.builders.zapi.cmode.netappfoundation.NetworkFailoverGroupBuilder.buildIterInstance(NetworkFailoverGroupBuilder.java:47) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.builders.zapi.cmode.netappfoundation.NetworkFailoverGroupBuilder.buildIterInstance(NetworkFailoverGroupBuilder.java:16) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.builders.zapi.cmode.netappfoundation.IterBuilderBaseImpl.buildModel(IterBuilderBaseImpl.java:178) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.builders.zapi.cmode.netappfoundation.CallableBuilder.call(CallableBuilder.java:59) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.builders.zapi.cmode.netappfoundation.CallableBuilder.call(CallableBuilder.java:15) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    ... 4 more
Wrapped by: com.onaro.sanscreen.acquisition.framework.datasource.DataSourceErrorException: Internal error
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.builders.zapi.cmode.netappfoundation.ClusterBuilder.executeAndBuild(ClusterBuilder.java:233) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.datasource.netapp_ocie.NetAppOCIEDataSource.doFoundation(NetAppOCIEDataSource.java:154) ~[au-datasource-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.netappfoundation.datasource.NetAppFoundationPackage.pollNow(NetAppFoundationPackage.java:199) ~[au-package-netappfoundation.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.framework.datasource.BaseDataSource.run(BaseDataSource.java:263) [au-framework.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.framework.mgmt.DataSourceManager$PollLogic.run(DataSourceManager.java:687) [au-framework.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.framework.mgmt.scheduler.SchedulerTask.runLogic(SchedulerTask.java:91) [au-framework.jar:9.5.0-2019.04.J145]
    at com.onaro.sanscreen.acquisition.framework.mgmt.scheduler.Scheduler$LogicWrapper.run(Scheduler.java:271) [au-framework.jar:9.5.0-2019.04.J145]
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) [?:?]
    at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]
    at java.base/java.lang.Thread.run(Thread.java:834) [?:?]

 

 

 

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