Dell OpenManage object discovery took too long

Products

• VCF Operations/Automation (formerly VMware Aria Suite)
• VMware Aria Operations (formerly vRealize Operations) 8.x

Issue/Introduction

• After configuring Dell OpenManager adapter with valid Dell OMEVV instance details, objects discovery took too long. While Dell OpenManager adapter collection shows "OK", the instance inventory remains blank.  
  
  In Aria Operations appliance - /usr/lib/vmware-vcops/user/log/collector.log
  
  ===> Once the OMEVV instance is configured, auto discover task will start

YYYY-MM-DDThh:mm:ss,###+#### INFO  [Auto discovery worker thread 1]  com.integrien.alive.common.communication.TasksManager.sendTask - Sending task. ID: ######, Name: Auto Discover, CollectorID: 4, Details: {Adapter instance ID: 4###1, Adapter kind: 'OpenManageEnterpriseAdapter', Number of resource kinds: 0, Number of resources: 0, Relationship items count: 1}.

===> Discover service is unable to capture the metrics of OpenMange objects
 
YYYY-MM-DDThh:mm:ss,###+#### ERROR [Collector worker thread 5]  com.dell.pg.vrops.stratus.ds.spectre.OpenManageDS.addMetrics - Exception in addMetrics : For input string: "Not Applicable"

===> Autodiscover task get finishes but "Number of resource kinds: 0, Number of resources: 0" values won't be changing.

YYYY-MM-DDThh:mm:ss,###+#### INFO  [Auto discovery worker thread 2]  com.integrien.alive.common.communication.TasksManager.sendTask - Sending task. ID: #####, Name: Auto Discover, CollectorID: 4, Details: {Adapter instance ID: ######, Adapter kind: 'OpenManageEnterpriseAdapter', Number of resource kinds: 8, Number of resources: ###, Relationship items count: ###, Number of resource state changes: 0, Number of renamed resources: 0}.

 

• After installing the Dell OpenManage management pack , Adapter tries to establish a communication to "null" . This error can be ignored.

• In Aria Operations appliance - /usr/lib/vmware-vcops/user/log/collector.log

YYYY-MM-DDThh:mm:ss,###+#### DEBUG [Collector worker thread 20]  com.dell.pg.vrops.stratus.ds.spectre.OpenManageDS.getDsElements - Inside GetDsElements method.
YYYY-MM-DDThh:mm:ss,###+#### DEBUG [Collector worker thread 20]  com.dell.pg.vrops.stratus.ds.spectre.OpenManageDS.getChassisMetricsForDsElements - Chassis object creation done.
YYYY-MM-DDThh:mm:ss,###+#### ERROR [Collector worker thread 20]  com.dell.pg.vrops.stratus.ds.spectre.OpenManageDS.getServerMetricsForDsElements - Failed to establish communication to data source - null

Environment

• VMware Aria Operations 8.x
• Dell OpenManage management pack

Cause

If Aria Operations local user with admin role, is not being used to configure the Dell OpenManage adapter

Resolution

1. Create local user with administrator role using steps from Create a User Account
2. Contact Dell OpenManage support for further assistance.

Additional Information

Refer Dell OpenManage Management Pack installation guide