Mapped FullVM backups are failing to map large dynamic disk on a virtual machine

Problem

When performing mapped FullVM backups of a virtual machine with large multi-terabyte dynamic disk, the mapping may fail causing the backup to complete with Status 0 without mapping the individual files in the VM.

Error Message

VxMS:
16:02:47.0133 : calculateStripePartitionRun:pLdm.cpp:1872 <ERROR> : Execption: VERIFY_VXMS
16:02:47.0133 : log:ror.cpp:305 <WARN> : Error: 0x00000001 occured in file D:\NB\NB_7.5.0.3\src\vxms\plugin\common\map\rvp\RvpLdm.cpp, at line 1872
16:02:47.0133 : log:ror.cpp:305 <WARN> : Error: 0x00000001 occured in file D:\NB\NB_7.5.0.3\src\vxms\plugin\common\map\rvp\RvpLdm.cpp, at line 1872
16:02:47.0133 : resolveLdmGuidVolumes:pFileSystemMgr.cpp:2417 <ERROR> : FS object not valid

 

Cause

There is an integer overflow that occurs when trying to calculate the stripe partition.

Solution

The formal resolution for this issue (Etrack 2987359) is included in the following release:

  • NetBackup 7.5 Maintenance Release 5 (7.5.0.5)

NetBackup 7.5.0.5 is now available - please access the Related Article below for more information.

Workaround:
Note: This hotfix is no longer publicly available, as all of its fixes are included in the NetBackup 7.5.0.5 Maintenance Release.  If any of these issues are experienced in a NetBackup 7.5.0.x environment, the supported resolution is to apply the maintenance release.

Symantec Bug ID: ET 2987107

Version:  NetBackup_7.5.0.4

Installation Location:  VMware Backup host

Installation Instructions: 
Please follow the EEB Installer instructions available on http://www.symantec.com/docs/TECH64620

Package Contents:
Please choose the appropriate platform after download:
eebinstaller.2987107.1.AMD64.exe Windows x64 Installation
eebinstaller.2987107.1.x86.exe Windows x86 Installation
eebinstaller.2987107.1.linuxS_x86 Suse x64 Installation

Checksums:
1618613083 632320 AMD64/rvpntfs.dll
224056539 532992  x86/rvpntfs.dll
4090526534 941909 linuxS_x86/librvpntfsST.so
379886027 941953  linuxS_x86/librvpntfs.so

Recommended service state:
Make sure no backups or other operations are using this VMware Backup host when installing this EEB.

Note: Under Windows Server 2008, please remember to use "Run as administator" when installing.
 


Applies To

The issue has been seen on:
Windows 2008 virtual machines with dynamic disk larger than 2TB.
NetBackup 7.5.x

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