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IT26284: ANR9999D REPORTED IN DSMSERV.ERR AFTER CANCEL PROCESS

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APAR status

  • Closed as program error.

Error description

  • Server can report the following message in the dsmserv.err after
    canceling a BACKUP DB process:
    ANR9999D pkmemory.c(2337): Invalid attempt to free memory; free
    was called from smdbsess.c(926).
    Customer/L2 Diagnostics:
    An ICBACK and SESSION server trace will show two buffers being
    created, but only one of them is cancelled due to a rare timing
    window thus causing the ANR9999D message:
    16:16:26.401 [165377][smdbsess.c][711][SmBackupDB]:Buffer 1 setu
    at 120c08d98 with bufferP 164ab2000.
    16:16:26.401 [165377][smdbsess.c][728][SmBackupDB]:After
    activeQCount++, activeQCount=1
    16:16:26.401 [165377][smdbsess.c][711][SmBackupDB]:Buffer 2 setu
    at 120c12ff8 with bufferP 164af3000.
    16:16:26.402 [165377][smdbsess.c][728][SmBackupDB]:After
    
    activeQCount++, activeQCount=2
    16:16:26.402 [165377][smdbsess.c][757][SmBackupDB]:Using bufHdrP
    120c08d98 based on dequeue.
    16:27:28.728 [165377][smdbsess.c][906][SmBackupDB]:Session 12186
    doAbsorb 1 queCount 2
    16:27:28.728 [165377][smdbsess.c][922][SmBackupDB]:Cleaning up
    dequeued buffer item 120c08d98 for session=12186 used by
    requestThreadId 165377 with requestCount=27180 and
    completeCount=27180.
    16:27:28.729 [165377][smdbsess.c][930][SmBackupDB]:After
    activeQCount--, activeQCount=1
    16:27:28.729 [165377][smdbsess.c][906][SmBackupDB]:Session
    12186 doAbsorb 1 queCount 2
    16:27:28.729 [165377][smdbsess.c][922][SmBackupDB]:Cleaning up
    dequeued buffer item 120c08d98 for session=12186 used by
    requestThreadId 165377 with requestCount=27180 and
    completeCount=27180.
    16:27:28.750 [165377][smdbsess.c][930][SmBackupDB]:After
    activeQCount--, activeQCount=0
    16:27:28.750 [165377][smdbsess.c][936][SmBackupDB]:destroying
    queue and shutting down PC.
    Initial Impact: Low
    IBM Spectrum Protect Versions Affected:
    IBM Spectrum Protect server levels 7.1 and 8.1 on all platforms
    Additional Keywords:
    BACKUP DB cancel proc TS001226980
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * All IBM Spectrum Protect server users.                       *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See error description.                                       *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Apply fixing level when available. This problem is currently *
    * projected to be fixed in level 8.1.8. Note that this is      *
    * subject to change at the discretion of IBM.                  *
    ****************************************************************
    

Problem conclusion

  • This problem was fixed.
    Affected platforms for reported release: AIX, Linux, and
    Windows.
    Platforms fixed: AIX, Linux, and Windows.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT26284

  • Reported component name

    TSM SERVER

  • Reported component ID

    5698ISMSV

  • Reported release

    81A

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-09-13

  • Closed date

    2019-02-18

  • Last modified date

    2019-02-18

  • 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

    TSM SERVER

  • Fixed component ID

    5698ISMSV

Applicable component levels

  • R81A PSY

       UP

  • R81L PSY

       UP

  • R81W PSY

       UP

[{"Line of Business":{"code":"LOB26","label":"Storage"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSGSG7","label":"Tivoli Storage Manager"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"81A"}]

Document Information

Modified date:
14 September 2021