A fix is available
APAR status
Closed as program error.
Error description
The incremental forever backup of Virtual machine failed but full backup of same virtual machine completed successfully. The issue occurs when the previous backup had a network error but managed to retry. When the issue occurs the datamover errorlog should have the following message , ----- 09/22/2016 14:31:47 ANS0361I DIAG: ..\..\common\vm\vmbackvddk.cpp(14045): VmRestartAPISession(): Attempting to restart session for VM '<vmname>'. Will try every 15 seconds for 60 minutes. 09/22/2016 14:32:03 ANS0361I DIAG: ..\..\common\vm\vmbackvddk.cpp(14079): VmRestartAPISession(): session restarted successfully for VM '<vmname>' ------ The issue is due to sending retry of the dat file and old dat file remained on Spectrum server, which becomes inactive. Customer / L2 Diagnostics : The incremental forever backup failed with following trace messages , --------- 08/31/2016 15:34:12.091 [005316] [4852] : ..\..\common\vm\vmbackcommon.cpp(6055): VmVerifyGetCTLDATPairs():: The number of control files to dat files is not equal from the previous incremental/full backup for job number 1001.08/31/2016 15:34:12.091 [005316] [4852] : ..\..\common\vm\vmbackcommon.cpp(6063):VmVerifyGetCTLDATPairs(): Exit <===== rc=6713 08/31/2016 15:34:12.091 [005316] [4852] : ..\..\common\vm\vmbackcommon.cpp(5429): VmVerifyIfSingleDisk(): Number of DAT to CTL do not match the last incremental with error rc=6713. 08/31/2016 15:34:12.091 [005316] [4852] : ..\..\common\vm\vmbackcommon.cpp(5471): VmVerifyIfSingleDisk(): Exiting with rc 6713. 08/31/2016 15:34:12.091 [005316] [4852] :..\..\common\vm\vmbackvddk.cpp(7840): ANS9919E Failed to find the expected control files for <vm>. ---------- Products affected: IBM Spectrum Protect for Virtual Environments: Data Protection for VMware version 8.1.0 on Linux and Windows This problem also affects IBM Spectrum Protect Backup-Archive Client which is the data mover for Data Protection for VMware 7.1.4 and 7.1.6 . If you are using Data Protection for VMware 7.1.4 and 7.1.6 refer to APAR IT20070.
Local fix
Run a full backup. If the issue persists then check network connection between Spectrum Protect server and client.
Problem summary
**************************************************************** * USERS AFFECTED: * * IBM Spectrum Protect for Virtual Environments Data * * Protection for VMware versions 7.1.4, 7.1.6 and 8.1.0 * * running on all Microsoft Windows x64 and Linux x86 * * platforms. * **************************************************************** * PROBLEM DESCRIPTION: * * See ERROR DESCRIPTION * **************************************************************** * RECOMMENDATION: * * This issue is projected to be fixed in the Data Protection * * for VMware Data Mover version 8.1.2 on Windows x64 and Linux * * x86 platforms. * * Note 1: This is subject to change at the discretion of IBM. * ****************************************************************
Problem conclusion
Enhanced handling of retried operations.
Temporary fix
Comments
APAR Information
APAR number
IT18025
Reported component name
TSM CLIENT
Reported component ID
5698ISMCL
Reported release
71W
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2016-11-17
Closed date
2017-01-27
Last modified date
2017-04-07
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Modules/Macros
dsmagent dsm
Fix information
Fixed component name
TSM FOR VE DP V
Fixed component ID
5725TVEVM
Applicable component levels
R81W PSY
UP
R81L PSY
UP
[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SS8TDQ","label":"Tivoli Storage Manager for Virtual Environments"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"71W","Line of Business":{"code":"LOB26","label":"Storage"}}]
Document Information
Modified date:
11 January 2022