IBM Support

PM99254: Memory Leak in XIO causing OutOfMemoryError.

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APAR status

  • Closed as program error.

Error description

  • Memory Leak in XIO causing OutOfMemoryError.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  Uses of WebSphere eXtreme Scale that have   *
    *                  IBM                                         *
    *                  eXtremeIO (XIO) enabled.                    *
    ****************************************************************
    * PROBLEM DESCRIPTION: A slow memory leak of connection-       *
    *                      oriented                                *
    *                      objects occurs.                         *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    When connections fail repeatedly, a slow memory leak of
    SSLConnectionLink objects occurs.
    

Problem conclusion

  • The error handling in XIO was not cleaning up connections that
    originated with the client.  The sockets were closed, but were n
    removed from the storage map.
    This issue has been fixed in WebSphere eXtreme Scale V8.6.0.2.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PM99254

  • Reported component name

    WS EXTREME SCAL

  • Reported component ID

    5724X6702

  • Reported release

    860

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-10-16

  • Closed date

    2013-10-16

  • Last modified date

    2013-10-16

  • 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

    WS EXTREME SCAL

  • Fixed component ID

    5724X6702

Applicable component levels

  • R860 PSY

       UP

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Document Information

Modified date:
16 October 2013