IT31267: HYPER-V BACKUP FAILS WHEN ISCSI ERRORS ARE ENCOUNTERED ON THE HYPER-V HOST DURING EXPORT

APAR status

• Closed as program error.

Error description

• Hyper-V guest backups might fail if the Hyper-V host is
  encountering iscsi errors on the vSnap mounted disks.
  
  The joblog will show the following error:
  ERROR,xxx,ddmmyy hh-mm-ss,2,,Backup  (vm: VMNAME)  failed.
  Error: Error code: 32768. Error Description: Failed to export
  virtual machine 'VMNAME'. Can not merge Automatic VHD chain for
  'C:\ClusterStorage\CSV-VOL\VMNAME\Virtual Hard
  Disks\VMNAME.vhdx' with error 'Operation aborted' (0x80004004).
  
  
  The Hyper-V host will log similar errors:
  Error ddmmyy hh-mm-ss Microsoft-Windows-Hyper-V-VMMS 18490 None
  Failed to export virtual machine 'VMNAME'. Can not merge
  Automatic VHD chain for
  'C:\ClusterStorage\CSV-VOL\VMNAME\Virtual Hard
  Disks\VMNAME.vhdx' with error 'The system cannot find the file
  specified.' (0x80070002). (Virtual machine ID <GUID>)
  
  IBM Spectrum Protect Plus Versions Affected:
  IBM Spectrum Protect Plus 10.1.x
  
  Initial Impact: Medium
  
  Additional Keywords: SPP, SPPlus, TS002766929
  

Local fix

• n/a
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * IBM Spectrum Protect Plus level 10.1.4                       *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See ERROR DESCRIPTION                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Apply fixing level when available. This problem is currently *
  * projected to be fixed IBM Spectrum Protect Plus level        *
  * 10.1.5.2153 and 10.1.6. Note that this is subject to change  *
  * at the discretion of IBM.                                    *
  ****************************************************************
  

Problem conclusion

• A change was made to retry the export of the Hyper-V VM during
  backup if it fails due to iSCSI errors caused by underlying
  storage.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  SP PLUS

• Fixed component ID

  5737SPLUS

Applicable component levels