IC83871: ON A GATEWAY ENVIRONMENT, CONNECT TO A DATABASE MIGHT FAIL AND THE DATABASE WILL BE MARKED BAD

DB2 Version 9.7 Fix Pack 8 for Linux, UNIX, and Windows

APAR status

• Closed as program error.

Error description

• On a gateway environment, there is a very rare issue where a
  connect to a database might fail and db will be marked bad -
  "DBMarkedBad"
  
  Symptom:
  2012-05-21-21.17.02.219088+540 I3046859A529       LEVEL: Severe
  PID     : 10813612             TID  : 39889       PROC : db2sysc
  INSTANCE: db2inst1             NODE : 000         DB   :
  SAMPLE_DB
  APPHDL  : 0-57898              APPID: *LOCAL.DB2.120521121713
  AUTHID  : DB2INST1
  EDUID   : 39889                EDUNAME: db2agent (idle)
  FUNCTION: DB2 UDB, base sys utilities, sqleIndCoordInit,
  probe:100
  RETCODE : ZRC=0x8005006D=-2147155859=SQLE_CA_BUILT
            "SQLCA has been built and saved in component specific
  control block."
  
  2012-05-21-21.17.02.219240+540 I3047389A421       LEVEL: Severe
  PID     : 10813612             TID  : 39889       PROC : db2sysc
  INSTANCE: db2inst1             NODE : 000
  EDUID   : 39889                EDUNAME: db2agent (idle)
  FUNCTION: DB2 UDB, base sys utilities,
  sqleIndCoordProcessRequest, probe:100
  MESSAGE : Sqlcode =
  DATA #1 : Hexdump, 4 bytes
  0x0A000000293FE63C : FFFF 8A7F
  ....
  
    :
    :
  
  2012-05-21-21.17.02.220984+540 I3051255A1175      LEVEL: Error
  PID     : 10813612             TID  : 20100       PROC : db2sysc
  INSTANCE: db2inst1             NODE : 000         DB   :
  SAMPLE_DB
  APPHDL  : 0-57897              APPID:
  127.0.0.1.40894.120521121711
  AUTHID  : DB2INST1
  EDUID   : 20100                EDUNAME: db2agent (SAMPLE_DB)
  FUNCTION: DB2 UDB, ABP, ABPIcoordAgent::spawnIcoordAgent,
  probe:200
  MESSAGE : ZRC=0x8005006D=-2147155859=SQLE_CA_BUILT
            "SQLCA has been built and saved in component specific
  control block."
  CALLED  : DB2 UDB, base sys utilities,
  sqeIcoordCB::DispatchIndependentDBAgent
  RETCODE : ZRC=0x80A90442=-2136406974=ABP_NO_AGENT
            "Maximum number of connections reached."
  DATA #1 : SQLCA, PD_DB2_TYPE_SQLCA, 136 bytes
   sqlcaid : SQLCA     sqlcabc: 136   sqlcode: -30081   sqlerrml:
  37
   sqlerrmc: 32 * 0 TCP/IP SOCKETS 127.0.0.1 send
   sqlerrp : SQLESBCN
   sqlerrd : (1) 0x81360012      (2) 0x00000012      (3)
  0x00000000
             (4) 0x00000000      (5) 0x00000000      (6)
  0x00000000
   sqlwarn : (1)      (2)      (3)      (4)        (5)       (6)
             (7)      (8)      (9)      (10)        (11)
   sqlstate:
  
  2012-05-21-21.17.02.221215+540 I3052431A1026      LEVEL: Error
  PID     : 10813612             TID  : 20100       PROC : db2sysc
  INSTANCE: db2inst1             NODE : 000         DB   :
  SAMPLE_DB
  APPHDL  : 0-57897              APPID:
  127.0.0.1.40894.120521121711
  AUTHID  : DB2INST1
  EDUID   : 20100                EDUNAME: db2agent (SAMPLE_DB)
  FUNCTION: DB2 UDB, ABP, abpSpawnDaemon, probe:100
  CALLED  : DB2 UDB, ABP, ABPServices::spawnDaemon
  RETCODE : ZRC=0x8005006D=-2147155859=SQLE_CA_BUILT
            "SQLCA has been built and saved in component specific
  control block."
  DATA #1 : SQLCA, PD_DB2_TYPE_SQLCA, 136 bytes
   sqlcaid : SQLCA     sqlcabc: 136   sqlcode: -30081   sqlerrml:
  37
   sqlerrmc: 32 * 0 TCP/IP SOCKETS 127.0.0.1 send
   sqlerrp : SQLESBCN
   sqlerrd : (1) 0x81360012      (2) 0x00000012      (3)
  0x00000000
             (4) 0x00000000      (5) 0x00000000      (6)
  0x00000000
   sqlwarn : (1)      (2)      (3)      (4)        (5)       (6)
             (7)      (8)      (9)      (10)        (11)
   sqlstate:
  
    :
    :
  
  2012-05-21-21.17.02.222665+540 E3054019A960       LEVEL:
  Critical
  PID     : 10813612             TID  : 20100       PROC : db2sysc
  INSTANCE: db2inst1             NODE : 000         DB   :
  SAMPLE_DB
  APPHDL  : 0-57897              APPID:
  127.0.0.1.40894.120521121711
  AUTHID  : DB2INST1
  EDUID   : 20100                EDUNAME: db2agent (SAMPLE_DB)
  FUNCTION: DB2 UDB, base sys utilities,
  sqeLocalDatabase::MarkDBBad, pro
  be:10
  MESSAGE : ADM14001C  An unexpected and critical error has
  occurred:
            "DBMarkedBad". The instance may have been shutdown as
  a result.
            "Automatic" FODC (First Occurrence Data Capture) has
  been invoked and
            diagnostic information has been recorded in directory
  
  "/log/db2inst1/db2dump/FODC_DBMarkedBad_2012-05-21-21.17.02.2215
  12_00
            00/". Please look in this directory for detailed
  evidence about what
            happened and contact IBM support if necessary to
  diagnose the
            problem.
  

Local fix

• Not Available
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * All                                                          *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Upgrade to Version 9.7 FixPack 8.                            *
  ****************************************************************
  

Problem conclusion

• Problem was first fixed in DB2 UDB Version 9.7 FixPack 8.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

  IC91276

Fix information

• Fixed component name

  DB2 FOR LUW

• Fixed component ID

  DB2FORLUW

Applicable component levels

• R970 PSN

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