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IV43505: COM.IBM.LANG.MANAGEMENT.OPERATINGSYSTEMMXBEAN.GETPROCESSCPULOAD() RETURNS -1 IN MULTITHREAD ENVIRONMENT

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Error Message: API
    com.ibm.lang.management.OperatingSystemMXBean.getProcessCpuLoad(
    ) returns -1.
    .
    Stack Trace: N/A
    .
    Intermittently observed issue with z/OS and Linux PPC.
    

Local fix

Problem summary

  • The API
    com.ibm.lang.management.OperatingSystemMXBean.getProcessCpuLoad(
    ) returns -1 in Multi-thread Environment even when it should
    return -1 only on the first call and never after.
    

Problem conclusion

  • This defect will be fixed in:
    7.0.0 SR5
    .
    Problem fixed in the JVM for Linux PPC. For z/OS this is being
    tracked through z/OS APAR: OA42040.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV43505

  • Reported component name

    J9 COMMON CODE

  • Reported component ID

    620700127

  • Reported release

    260

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-05-31

  • Closed date

    2013-05-31

  • Last modified date

    2013-06-25

  • 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

  • R260 PSY

       UP

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Document Information

Modified date:
21 February 2022