IBM Support

IT31340: OPENING A NEW SOCKET WITH MANY FILES ALREADY OPEN CAN CAUSE AN ABEND ON LINUX

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APAR status

  • Closed as program error.

Error description

  • If an Integration Server has more than 1024 files open
    (including internal IIB/ACE files, customer environment files,
    files being processed by message flows, and other sockets) on
    Linux then the following abend can occur:
    
    #5  0x7fbf7ffae08e in ImbAbend::signalHandlerInternal(int,
    siginfo_t*, void*) from
    /opt/ibm/ace-11.0.0.5/server/lib/libCommonServices.so
    #6  0x7fbf803a6340 in ?? from /usr/lib64/libc.so.6
    #7  0x7fbf803a62c7 in gsignal from /usr/lib64/libc.so.6
    #8  0x7fbf803a79b8 in abort from /usr/lib64/libc.so.6
    #9  0x7fbf803e8e17 in ?? from /usr/lib64/libc.so.6
    #10 0x7fbf80487b67 in __fortify_fail from /usr/lib64/libc.so.6
    #11 0x7fbf80485ce2 in ?? from /usr/lib64/libc.so.6
    #12 0x7fbf80487ac7 in ?? from /usr/lib64/libc.so.6
    #13 0x7fbf7ff4efd2 in ImbServerSocket::accept(ImbBasicSocket*,
    long) from /opt/ibm/ace-11.0.0.5/server/lib/libCommonServices.so
    

Local fix

  • N/A
    

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    All users of IBM Integration Bus v10 and IBM App Connect
    Enterprise v11 on Linux platforms.
    
    
    Platforms affected:
    Linux on Power platform, Linux on x86-64 platform, Linux on
    zSeries platform
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    If an Integration Server has more than 1024 files open
    (including internal IIB/ACE files, customer environment files,
    files being processed by message flows, and other sockets) on
    Linux then the following abend can occur when a new socket is
    opened:
    
    #5  0x7fbf7ffae08e in ImbAbend::signalHandlerInternal(int,
    siginfo_t*, void*) from
    /opt/ibm/ace-11.0.0.5/server/lib/libCommonServices.so
    #6  0x7fbf803a6340 in ?? from /usr/lib64/libc.so.6
    #7  0x7fbf803a62c7 in gsignal from /usr/lib64/libc.so.6
    #8  0x7fbf803a79b8 in abort from /usr/lib64/libc.so.6
    #9  0x7fbf803e8e17 in ?? from /usr/lib64/libc.so.6
    #10 0x7fbf80487b67 in __fortify_fail from /usr/lib64/libc.so.6
    #11 0x7fbf80485ce2 in ?? from /usr/lib64/libc.so.6
    #12 0x7fbf80487ac7 in ?? from /usr/lib64/libc.so.6
    #13 0x7fbf7ff4efd2 in ImbServerSocket::accept(ImbBasicSocket*,
    long) from /opt/ibm/ace-11.0.0.5/server/lib/libCommonServices.so
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IT31340

  • Reported component name

    INTEGRATION BUS

  • Reported component ID

    5724J0540

  • Reported release

    A00

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-01-15

  • Closed date

    2020-03-10

  • Last modified date

    2020-03-10

  • 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

    INTEGRATION BUS

  • Fixed component ID

    5724J0540

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSNQK6","label":"IBM Integration Bus"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.0","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
27 March 2020