DB2 FOR LUW / DB2FORLUW / A50 - DB2

Some asynchronous background agents are not respecting the 
DB2_PMODEL_SETTINGS=MAX_BACKGROUND_SYSAPPS:<value> registry 
variable. 
 
This can affect the anonymous block cleanup (db2abc) agents, the 
asynchronous background process (db2abp) agents, and possibly 
other background agents. 
This can result is having a huge number of background agents and 
hitting the following: 
 
db2diag.log: 
 
2014-05-26-14.23.46.652268+120 I112351807E1894       LEVEL: 
Severe 
PID     : 18968                TID : 140654302717696 PROC : 
db2sysc 0 
INSTANCE: db2isnt1                NODE : 000            DB   : 
SAMPLE 
APPHDL  : 0-60251              APPID: *LOCAL.DB2.140527094611 
AUTHID  : DB2INST1                HOSTNAME: db2host 
EDUID   : 2174                 EDUNAME: db2taskp (SAASPRD) 0 
FUNCTION: DB2 UDB, base sys utilities, 
sqeIcoordCB::DispatchIndependentDBAgent, probe:110 
MESSAGE : ZRC=0xFFFFFB37=-1225 
          SQL1225N  The request failed because an operating 
system process, 
          thread, or swap space limit was reached. 
 
CALLSTCK: (Static functions may not be resolved correctly, as 
they are resolved to the nearest symbol) 
  [0] 0x00007FFFEF2EBF12 
_ZN11sqeIcoordCB26DispatchIndependentDBAgentEiP5sqlcaP13SQLKD_TA 
SK_IDPvPKcP16SQLE_CLIENT_INFOP16SQLEX_AUTHINFO_TP12SQLZ_APP_HDL 
+ 0x9D2 
  [1] 0x00007FFFEC47FD38 
_ZN14ABPIcoordAgent16spawnIcoordAgentERK8sqeAgentbPK17ABPTaskPro 
ContextR5sqlcab + 0xD8 
  [2] 0x00007FFFEC479854 
_ZN13ABPDispatcher10spawnAgentERK8sqeAgentPK17ABPTaskProContextb 
bb + 0x64 
  [3] 0x00007FFFF0914582 
_ZN13ABPDispatcher34spawnAgentsForReadyTaskProContextsERK8sqeAge 
nt + 0xA2 
  [4] 0x00007FFFEC47A01F 
_ZN13ABPDispatcher20getTaskProAssignmentERK8sqeAgentRP17ABPTaskP 
roContext + 0x22F 
  [5] 0x00007FFFEC47316B 
_ZN8ABPAgent20getTaskProAssignmentERP17ABPTaskProContext + 0x5B 
  [6] 0x00007FFFEC472D6C _ZN8ABPAgent4mainEP17ABPTaskProContext 
+ 0x15C 
  [7] 0x00007FFFEC47F62C 
_Z18abpAgentEntryPointP8sqeAgentP17ABPTaskProContext + 0x4C 
  [8] 0x00007FFFEF29B14D 
_Z26sqleIndCoordProcessRequestP8sqeAgent + 0x12BD 
  [9] 0x00007FFFEF2A9896 _ZN8sqeAgent6RunEDUEv + 0x2B6 
  [10] 0x00007FFFF084C054 _ZN9sqzEDUObj9EDUDriverEv + 0xF4 
  [11] 0x00007FFFF009F6C7 sqloEDUEntry + 0x2F7 
  [12] 0x00007FFFF7BC79D1 /lib64/libpthread.so.0 + 0x79D1 
  [13] 0x00007FFFEA32DB7D clone + 0x6D

**************************************************************** 
* USERS AFFECTED:                                              * 
* All Platforms                                                * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to  DB2 LUW v10.5 Fixpack 5                          * 
****************************************************************

First Fixed in DB2 LUW v10.5 Fixpack 5

not known / see Local fix

Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :

04.06.2014
16.03.2015
01.12.2015