IBM Support

IT03528: DISTRIBUTED QUERY CAN CAUSE THE IMPLICIT SSL CONNECTIONS TO HANG

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APAR status

  • Closed as program error.

Error description

  • When stress testing the SSL connections by running many
    distributed queries, the srvinfx threads on the remote server
    can hang:
    
    Stack for thread: 15564 srvinfx
     base: 0x000000005e37c000
      len:   69632
       pc: 0x000000000133dbcf
      tos: 0x000000005e38af60
    state: cond wait
       vp: 1
    
    (oninit) yield_processor_mvp
    (oninit) mt_wait
    (oninit) sqcrypto_call_n
    (oninit) ssl_disc
    (oninit) discsocket
    (oninit) tlDiscon
    (oninit) slSQIdiscon
    (oninit) pfDiscon
    (oninit) cmDiscon
    (oninit) ascAbort
    (oninit) asfExit
    (oninit) ASF_Call
    (oninit) sqscb_cleanup
    (oninit) destroy_session
    (oninit) sq_exit
    (oninit) sqmain
    (oninit) spawn_thread
    (oninit) th_init_initgls
    (oninit) startup
    
    The problem goes away after all the client (sqlexec sessions in
    the local server) are killed.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * informix user with onsocssl distributed query                *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Update to IDS-11.70.xC9                                      *
    ****************************************************************
    

Problem conclusion

  • Problem Fixed In IDS-11.70.xC9
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT03528

  • Reported component name

    INFORMIX SERVER

  • Reported component ID

    5725A3900

  • Reported release

    B70

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2014-07-31

  • Closed date

    2017-06-09

  • Last modified date

    2017-06-09

  • 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

    INFORMIX SERVER

  • Fixed component ID

    5725A3900

Applicable component levels

  • RB70 PSY

       UP

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Document Information

Modified date:
09 June 2017