ACC-V is not collecting storage device / Disk Space information for Win2k12 host machinesIssue => Windows 2012 agents running agent client collector service with 'servicenow' user or any other admin user not able to collect storage device / Disk Space information for Win2k12 host machines => Look into the data collection input ecc queue, you will notice below log entry showing no information for 'storage_device' collected "\"storage_devices\":[]" => If we run below command on target host in powershell as an admin user or 'servicenow' user, then we get access denied; PS C:\> Get-WmiObject -Query " select Number, SerialNumber, ObjectID from "MSFT_Disk -Namespace Root/Microsoft/Windows/Storage"Get-WmiObject : Access deniedAt line:1 char:1+ Get-WmiObject -Query " select Number, SerialNumber, ObjectID from MSFT_Disk" -Na ...+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~+ CategoryInfo : InvalidOperation: (:) [Get-WmiObject], ManagementException+ FullyQualifiedErrorId : GetWMIManagementException,Microsoft.PowerShell.Commands.GetWmiObjectCommand------------------------------------------------------------------------------------------------------------------------------------------------------------------------PS C:\> Get-WmiObject -Query " select * from MSFT_Partition" -Namespace Root/Microsoft/Windows/StorageGet-WmiObject : Access deniedAt line:1 char:1+ Get-WmiObject -Query " select * from MSFT_Partition" -Namespace Root/Microsoft/W ...+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~+ CategoryInfo : InvalidOperation: (:) [Get-WmiObject], ManagementException+ FullyQualifiedErrorId : GetWMIManagementException,Microsoft.PowerShell.Commands.GetWmiObjectCommand => If we run below command for both the users with debug; endpoint_discovery.rb --log_level DEBUG --compact --select=basic_inventory, storage_discovery, file_systems >>basicInventoryOutput_admin.txtendpoint_discovery.rb --log_level DEBUG --compact --select=basic_inventory, storage_discovery, file_systems >>basicInventoryOutput_servicenow.txt we dont get any information "storage_devices": [],"storage_devices_metadata": {"chassis_type": "Other"},"fcport_hba": []} => When ran 'Agent Client Collector' service with local system account on 2k12 hosts, disk space information collected in data collection input ECC queue and host entry on instance CauseThere are certain feature, which required system account access or sudoers access on operating system to collect information from servicenow discovery. For example on windows 2k12 to collect disk information need system account access. As per servicenow documentation, agent client collector service can be run as local system account. https://docs.servicenow.com/bundle/utah-it-operations-management/page/product/agent-client-collector/task/acc-windows-install-silent.html h