IT11041: TIVOLI STORAGE MANAGER BA CLIENT CRASHES DURING HYPER-V BACKUPS

IBM Spectrum Protectâ„¢ Client 7.1.4 Downloads and READMEs

APAR status

• Closed as program error.

Error description

• Tivoli Storage Manager BA client will crash when using Tivoli
  Storage Manager BA client to backup Hyper-V VM by command;
  
    dsmc backup vm *vmname* -optfile=*optfile*
  -asnodename=prodcluster ?mode=ifincremental
  
  
  Diagnostic Info:
  There are following similar message in Tivoli Storage Manager BA
  client service trace file;
  
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\psfsinfo.cpp(3640): psGetUncName(): Use
  cluster name <cluster_name>
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\psfsinfo.cpp(3711): psGetUncName(): returns
  UNC name
  <\\cluster_name\x$\ClusterStorage\vm_name\XXXX\YYYY-DISK0.VHDX>
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\psfsinfo.cpp(3885): psGetNonUncName():
  entering vol ==
  \\cluster_name\x$\ClusterStorage\vm_name\XXXX\YYYY-DISK0.VHDX
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\psfsinfo.cpp(3929): psGetNonUncName(): <X> is
  NOT a cluster disk
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\psfsinfo.cpp(3979): psGetNonUncName():
  leaving vol =
  \cluster_name\cluster_name\x$\ClusterStorage\vm_name\XXXX\YYYY-D
  ISK0.VHDX, name = X:\ClusterStorage\vm_name\XXXX\YYYY-DISK0.VHDX
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\hypervapi.cpp(3362):
  HyperVApi::GetBackupDisks()
  uncPathP=\\cluster_name\x$\ClusterStorage\vm_name\XXXX\YYYY-DISK
  0.VHDX,
  nonUncPathP=X:\ClusterStorage\vm_name\XXXX\YYYY-DISK0.VHDX
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\hypervapi.cpp(4009):
  HyperVApi::IsPathOnCluster(): The path
  <X:\ClusterStorage\vm_name\XXXX\YYYY-DISK0.VHDX> is on a CSV=1
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\winnt\hypervapi.cpp(3368):
  HyperVApi::GetBackupDisks() Path is on cluster
  'X:\ClusterStorage\vm_name\XXXX\YYYY-DISK0.VHDX', use non-UNC
  18/08/2015 08:07:37.787 [007400] [296] :
  ..\..\common\mem\dsmem.cpp( 726): Block trailer invalid,
  possible memory overwrite. Addr 00000035A3D08C70, File
  ..\..\common\winnt\hypervapi.cpp, Line 3369
  
  The UNC name is truncated for cluster disks.
  

Local fix

• N/A
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Tivoli Storage Manager for Virtual Environments component    *
  * Data Protection for Microsoft Hyper-V versions 7.1.1, 7.1.2  *
  * and 7.1.3  on the following platforms:                       *
  * Windows Server 2008                                          *
  * Windows Server 2008 R2                                       *
  * Windows Server 2012                                          *
  * Windows Server 2012 R2                                       *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See ERROR DESCRIPTION                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * This issue is projected to be fixed in the Tivoli Storage    *
  * Manager Client on Windows 7.1.4                              *
  * Note 1: The Tivoli Storage Manager (TSM) Client is a part of *
  * the Data Protection for Microsoft Hyper-V.                   *
  *              In Data Protection for Microsoft Hyper-V        *
  * environments, the TSM Client is also known as the data       *
  * mover.                                                       *
  * Note 2: This is subject to change at the discretion of IBM.  *
  ****************************************************************
  

Problem conclusion

• TSM client has been modified to correctly handle Hyper-V vm
  backup in cluster environment.
  

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:

Modules/Macros

• DSM      DSMC     DSMCSVC  DSMAGENT
  

Fix information

• Fixed component name

  TSM CLIENT

• Fixed component ID

  5698ISMCL

Applicable component levels

• R71W PSY

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