A fix is available
APAR status
Closed as program error.
Error description
During backup VM processing, the data mover client can crash during memory deallocation processing. The call stack (here: on Linux) will look like the following : #1 0x0000003bd6a368c8 in abort () from /lib64/libc.so.6 #2 0x00000000006f035f in psTrapHandler(int) () #3 <signal handler called> #4 0x000000000070cbe9 in delete_LinkedList(LinkedList_t*) () #5 0x00000000008ea3dd in vmProcessExtentData_t::~vmProcessExtentData_t() () #6 0x0000000000b951e2 in ioQEntry::~ioQEntry() () #7 0x0000000000b954b2 in iomEntry_t::~iomEntry_t() () #8 0x0000000000b9b514 in OverlappedIOMonitor::ReleaseFinishedDisks() () #9 0x0000000000ba1151 in OverlappedIOMonitor::Monitor() () #10 0x0000000000ba127e in OverlappedIOMonitor::Run(void*) () #11 0x0000000000ba2140 in OverlappedIOMonitor::DoThread(void*) () #12 0x0000000000ba21b3 in callDoIOMThread2(void*) () #13 0x00000000006dcda7 in startThread2(Threadstart*) () #14 0x00000000006dcddc in startThread(Threadstart*) () #15 0x0000003bd6607dc5 in start_thread () from /lib64/libpthread.so.0 #16 0x0000003bd6af773d in clone () from /lib64/libc.so.6 IBM Spectrum Protect Versions Affected: IBM Spectrum Protect for Virtual Environments - Data protection for VMware 8.1.4 and higher on Linux and Windows | MDVREGR 8.1.4-TIV_5725TVEVM | Products affected: IBM Spectrum Protect for Virtual Environments: Data Protection for VMware version 8.1.4 and higher on Microsoft Windows x64 and Linux x86_64 platforms. IBM Spectrum Protect for Virtual Environments: Data Protection for Microsoft Hyper-V version 8.1.4 and higher on Microsoft Windows x64 platforms. If you are using Data Protection for VMware version 8.1.4 and higher refer to APAR IT23736. Initial Impact: High Additional Keywords: tdp4ve tsm4ve crash memory 155909
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: * * Data Protection for Microsoft Hyper-V Data Mover version * * 8.1.4 running on Microsoft Windows x64 platform. * **************************************************************** * PROBLEM DESCRIPTION: * * See ERROR DESCRIPTION. * **************************************************************** * RECOMMENDATION: * * Apply fixing level when available. This problem is currently * * projected to be fixed in levels 8.1.4.2 and 8.1.6. Note that * * this is subject to change at the discretion of IBM. * ****************************************************************
Problem conclusion
Due to a problem with memory management in Spectrum Protect for Virtual Environment the backup process can occasionally crash. The problem appearance is inconsistent. The memory management problem has been fixed and the crash no longer occurs.
Temporary fix
Comments
APAR Information
APAR number
IT24797
Reported component name
TSM VE DP MS HY
Reported component ID
5725TVEHV
Reported release
81W
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2018-04-20
Closed date
2018-04-20
Last modified date
2018-06-04
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Modules/Macros
dsmc
Fix information
Fixed component name
TSM VE DP MS HY
Fixed component ID
5725TVEHV
Applicable component levels
R81W PSY
UP
[{"Line of Business":{"code":"LOB26","label":"Storage"},"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":"81W"}]
Document Information
Modified date:
27 September 2021