MHC Azure Stack: OEM Type FirmwareCheckHealth of Role OEM raised an exception

Oem Package Update
Perform Oem Extension update.

BeforeOEMUpdate
Tasks before OEMUpdate.

Test Firmware PreUpdate
Determine if OEM Firmware should be updated on physical nodes.

Firmware Check Health.
Check firmware health before update.

Type ‘FirmwareCheckHealth’ of Role ‘OEM’ raised an exception:\n\nError running Test-OEMFirmwareHealth: iDRAC: 10.224.190.3 has Critical Major faults, could not proceed with Firmware update….

The memory health monitor feature has detected a degradation in the DIMM installed in DIMM_A6. Reboot system to initiate self-heal process.

To resolve this issue, fix the memory errors.

1. Drain the node with the iDRAC showing the failed memory. 
2. Once drained, run the following commands in a PEP PowerShell window. 

get-virtualdisk -cimsession "s-cluster"
get-virtualdisk -cimsession "s-cluster" | get-storagejob

3. Once all storage jobs are complete, cold boot the server from the iDRAC
4. Verify that the DIMM has healed:

   The self-heal operation successfully completed at DIMM DIMM_A6.

5. In the Azure Stack window, Start the node.
6. In the Azure Stack window, Resume the node.