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IT25241: PROTECT STGPOOL TYPE=LOCAL AND MOVE CONTAINER MAY CAUSE THE SERVER TO CRASH WHEN RUN SIMULTANEOUSLY

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APAR status

  • Closed as program error.

Error description

  • When MOVE CONTAINER and PROTECT STGPOOL TYPE=LOCAL are run
    together, the server may crash as a result of a signal 11
    segmentation fault.
    Customer/L2 Diagnostics:
    Call stack:
    #0  0x00000039db00beca in pthread_cond_signal@@GLIBC_2.3.2
    () from /lib64/libpthread.so.0
    #1  0x00000000011442f5 in pkSignalCondition (condP=<value
    optimizedout>) at pkmon.c:1280
    #2  0x000000000101bfa2 in AbortLockWaiter (txnP=0x7fa7b062c3f8,
    txnSeqNo=..., file=<value optimized out>, line=<value optimized
    out>)at tmlock.c:3429
    #3  0x000000000101d20e in tmLockTracked (file=0x14a879b
    "sdcntr.c", lineNum=3465, txnId=0x7fa7b062c3f8, type=20001,
    nameSpace=0, key=0x7fa72844676b '0' <repeats 13 times>,
    "b4f.dcf",keyLen=20, mod
    #4  0x0000000000d4ddd5 in SdLockContainerTracked (file=0x14a879b
    "sdcntr.c", lineNum=3465, txnId=0x7fa7b062c3f8,
    cntrName=0x7fa72844676b '0' <repeats 13 times>, "b4f.dcf",
    lockMode=<value optimized
    #5  0x0000000000d4ed97 in SdLockCntrDescTracked (file=0x14a879b
    "sdcntr.c", lineNum=3465, txnId=0x7fa7b062c3f8,
    cntrP=0x7fa7299712d8,lockMode=3 '\003', tryLock=False,
    ContainerMode=SdContainerMode
    #6  0x0000000000cced27 in SdOpenContainer
    (txnId=0x7fa7b062c3f8, msgList=0x7fa73c0cb2d8,
     cntrP=0x7fa7299712d8, cntrMode=SdContainerModeRead,
     minSize=0) at sdcntr.c:3465
    #7  0x0000000000d66861 in SdRtrvChunkForTape
    (ctlP=0x7fa8d4121d48,readBatchP=0x7fa790d505d8,
     chunkP=0x7fa6cdde40f8, bufP=0x7fa643fff000"CHUNKHDR")
    at sdrtrv.c:2362
    #8  0x0000000000d24953 in LocalProtectReadCntr
    (argP=0x7fa8d4121d48,workP=0x7fa790d505d8) at sdrepl.c:10504
    #9  0x00000000010bd545 in PcConsumerThread (argP=<value
    optimizedout>) at prodcons.c:647
    #10 0x0000000001142702 in StartThread (startInfoP=0x0) at
    pkthread.c:3899
    #11 0x00000039db007aa1 in start_thread () from
    /lib64/libpthread.so.0
    #12 0x00000039dace8bcd in clone () from /lib64/libc.so.6
    Initial Impact: Low
    IBM Spectrum Protect Versions Affected:
    All IBM Spectrum Protect server levels
    

Local fix

  • Avoid running MOVE CONTAINER and PROTECT STGPOOL TYPE=LOCAL
    at the same time.
    

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 8.1.6. 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

    IT25241

  • Reported component name

    TSM SERVER

  • Reported component ID

    5698ISMSV

  • Reported release

    81L

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-06-01

  • Closed date

    2018-07-19

  • Last modified date

    2018-07-19

  • 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

[{"Business Unit":{"code":"BU029","label":"Software"},"Product":{"code":"SSGSG7","label":"Tivoli Storage Manager"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"81L"}]

Document Information

Modified date:
06 September 2023