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IJ24308: ASSERTION FAILED AT ./MEMORYSUBSPACE.CPP:188: ((FALSE && (REASON > LOA_EXPAND_LAST_RESIZE_REASON)))

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APAR status

  • Closed as program error.

Error description

  • Error Message: j9mm.107             Assert     * ** ASSERTION
    FAILED ** at ./MemorySubSpace.cpp:188: ((false && (reason >
    LOA_EXPAND_LAST_RESIZE_REASON)))
    .
    Stack Trace: N/A
    .
    customer specified -Xms1m option for running java
    

Local fix

  • use default -Xms or set -Xms to 2MB or more
    

Problem summary

  • If initial heap size(set by -Xms) is smaller then 2M an initial
    size of Large Object Area can be calculated incorrectly.
    

Problem conclusion

  • The JVM has been updated to calculate Large Object Area size
    properly.
    .
    This APAR will be fixed in the following Java Releases:
       8    SR6 FP11  (8.0.6.11)
    .
    Contact your IBM Product's Service Team for these Service
    Refreshes and Fix Packs.
    For those running stand-alone, information about the available
    Service Refreshes and Fix Packs can be found at:
               https://www.ibm.com/developerworks/java/jdk/
    

Temporary fix

Comments

APAR Information

  • APAR number

    IJ24308

  • Reported component name

    J9 COMMON CODE

  • Reported component ID

    620700127

  • Reported release

    270

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-04-15

  • Closed date

    2020-04-15

  • Last modified date

    2020-04-15

  • 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

    J9 COMMON CODE

  • Fixed component ID

    620700127

Applicable component levels

  • R270 PSY

       UP

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Document Information

Modified date:
21 February 2022