IBM Support

PI06404: UNDER HEAVY LOAD, CQRPC THREADS INTERMITTENTLY HANG

Fixes are available

Rational ClearQuest Fix Pack 10 (8.0.0.10) for 8.0
Rational ClearQuest Fix Pack 3 (8.0.1.3) for 8.0.1
Rational ClearQuest Fix Pack 11 (8.0.0.11) for 8.0
Rational ClearQuest Fix Pack 4 (8.0.1.4) for 8.0.1
Rational ClearQuest Fix Pack 5 (8.0.1.5) for 8.0.1
Rational ClearQuest Fix Pack 12 (8.0.0.12) for 8.0
Rational ClearQuest Fix Pack 6 (8.0.1.6) for 8.0.1
Rational ClearQuest Fix Pack 13 (8.0.0.13) for 8.0
Rational ClearQuest Fix Pack 14 (8.0.0.14) for 8.0
Rational ClearQuest Fix Pack 7 (8.0.1.7) for 8.0.1
Rational ClearQuest Fix Pack 15 (8.0.0.15) for 8.0
Rational ClearQuest Fix Pack 8 (8.0.1.8) for 8.0.1
Rational ClearQuest Fix Pack 16 (8.0.0.16) for 8.0
Rational ClearQuest Fix Pack 9 (8.0.1.9) for 8.0.1
Rational ClearQuest Fix Pack 17 (8.0.0.17) for 8.0
Rational ClearQuest Fix Pack 10 (8.0.1.10) for 8.0.1
Rational ClearQuest Fix Pack 18 (8.0.0.18) for 8.0
Rational ClearQuest Fix Pack 11 (8.0.1.11) for 8.0.1
Rational ClearQuest Fix Pack 19 (8.0.0.19) for 8.0
Rational ClearQuest Fix Pack 12 (8.0.1.12) for 8.0.1
Rational ClearQuest Fix Pack 20 (8.0.0.20) for 8.0
Rational ClearQuest Fix Pack 13 (8.0.1.13) for 8.0.1
Rational ClearQuest Fix Pack 21 (8.0.0.21) for 8.0
Rational ClearQuest Fix Pack 14 (8.0.1.14) for 8.0.1
Rational ClearQuest Fix Pack 15 (8.0.1.15) for 8.0.1
Rational ClearQuest Fix Pack 16 (8.0.1.16) for 8.0.1
Rational ClearQuest Fix Pack 17 (8.0.1.17) for 8.0.1
Rational ClearQuest Fix Pack 18 (8.0.1.18) for 8.0.1
Rational ClearQuest Fix Pack 19 (8.0.1.19) for 8.0.1
Rational ClearQuest Fix Pack 20 (8.0.1.20) for 8.0.1
Rational ClearQuest Fix Pack 21 (8.0.1.21) for 8.0.1
Rational ClearQuest Fix Pack 22 (8.0.1.22) for 8.0.1
Rational ClearQuest Fix Pack 23 (8.0.1.23) for 8.0.1
Rational ClearQuest Fix Pack 24 (8.0.1.24) for 8.0.1
Rational ClearQuest Fix Pack 25 (8.0.1.25) for 8.0.1

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Under heavy load, the CQRPC hangs can cause problem when
    creating links between the RQM/CQ integration'
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ClearQuest Web users                                         *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * ClearQuest web users may experience hung threads under       *
    * periods of heavy load.  This can result in timeout errors    *
    * and temporary hangs for certain operations.  The WebSphere   *
    * SystemOut.log may show the error "JRPC.RPCTimeoutError: Read *
    * timed out" when this condition occurs.                       *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    

Problem conclusion

  • A fix is available in ClearQuest 8.0.0.10 and 8.0.1.3.  The
    ClearQuest RPC library has been updated to protect against
    thread deadlocks (also known as hung threads) during periods of
    heavy load.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PI06404

  • Reported component name

    CLEARQUEST WIN

  • Reported component ID

    5724G3600

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-11-18

  • Closed date

    2014-03-24

  • Last modified date

    2014-09-26

  • 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

    CLEARQUEST WIN

  • Fixed component ID

    5724G3600

Applicable component levels

  • R800 PSY

       UP

  • R801 PSY

       UP

[{"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Product":{"code":"SSSH5A","label":"Rational ClearQuest"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"8.0.0.0","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
13 October 2021