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IT13070: SERVER CAN HANG IF CSSCHEDULEMANAGER AND OR CSSCHEDULEPROMPTER THREADS STOP

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Server will no longer accept command input and or all scheduled
    jobs will fail to start.
    Show Resq will show a large number of waiters for lock 53001
    ==========================================================
    This is a local waiter.
    status=resWaiting waitTime=1 minutes
    waiter Type=unknown (0) timeout value=720 minutes
    txnSeqNo=0:18195593 resourceName=(*NULL*) lengthLen=0
    type=53001 and nameSpace=0
    waiter thead id is 47514 condition=305506360
     mutex=286991336 abortFunc=10d253e0
    ==========================================================
    Show Locks will show lots of waiters but the holding thread
    will not exist.
    LockDesc: Type=53001(cs universe), NameSpace=0, SummMode=sLock,
    Key=''
      Holder: (csutil.c:590 Thread 217) Tsn=0:18058897, Mode=sLock
      Waiter: (csutil.c:590 Thread 32913) Tsn=0:18103138,
    Mode=ixLock
      Waiter: (csutil.c:590 Thread 33088) Tsn=0:18104457,
    Mode=ixLock
      Waiter: (csutil.c:590 Thread 33089) Tsn=0:18104471,
    Mode=ixLock
      Waiter: (csutil.c:590 Thread 25293) Tsn=0:18108816,
    Mode=ixLock
      Waiter: (csutil.c:590 Thread 213) Tsn=0:18123092, Mode=sixLock
      Waiter: (csutil.c:590 Thread 36763) Tsn=0:18129144,
    Mode=ixLock
    SHOW THREADS will show a child thread of the missing holder
    thread.
    ie
    Thread 25293, Parent 217: CsRunCmdThread, Storage 1617040,
    AllocCnt 32220 HighWaterAmt 3083890
     tid=20cd, ptid=a8d9, det=1, zomb=0, join=0, result=0, sess=0
      Stack trace:
        0x090000000051d260 _cond_wait_global
        0x090000000051ddf8 _cond_wait
        0x090000000051eae0 pthread_cond_wait
        0x0000000100008b14 pkWaitConditionTracked
        0x0000000100206dfc WaitForLock
        0x0000000100205490 tmLockTracked
        0x000000010033885c CsLockUniverse
        0x0000000100837e38 CsRunCmdThread
        0x000000010000d5f4 StartThread
      Awaiting cond waitP->waiting (0x138d06ba0), using mutex
    TMV->mutex (0x1111b9488), at tmlock.c(2214)
    This child thread will always be in the Central Scheduler.
    In addition CsScheduleManager and/or CsSchedulePrompter threads
    will not be running.
    

Local fix

  • Apply fixing level when available.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * All Tivoli Storage Manager server users.                     *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See error description.                                       *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Apply fixing level when available. This problem is currently *
    * projected to be fixed in level 7.1.5. Note that this is      *
    * subject to change at the discretion of IBM.                  *
    ****************************************************************
    

Problem conclusion

  • This problem was fixed.
    Affected platforms:  AIX, HP-UX, Solaris, Linux, and Windows.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT13070

  • Reported component name

    TSM SERVER

  • Reported component ID

    5698ISMSV

  • Reported release

    71A

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-01-07

  • Closed date

    2016-02-04

  • Last modified date

    2016-02-04

  • 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

  • R71A PSY

       UP

  • R71H PSY

       UP

  • R71L PSY

       UP

  • R71S PSY

       UP

  • R71W PSY

       UP



Document information

More support for: Tivoli Storage Manager

Software version: 71A

Reference #: IT13070

Modified date: 04 February 2016