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DB2 - Problem description

Problem IC76615 Status: Closed

DB2CFIMP <FILENAME> UPDATES DBM CFG PARAMETERS INCORRECTLY WHEN
VALUES SET TO AUTOMATIC; CLIENT CONNECTIONS WILL HANG

product:
DB2 CONNECT / DB2CONNCT / 950 - DB2
Problem description:
If original db2 get dbm cfg shows 
 
MAX_CONNECTIONS = 100 AUTOMATIC 
MAX_COORDAGENTS = 200 AUTOMATIC 
NUM_POOLAGENTS = 200 AUTOMATIC 
 
when you export the configuration using 
 
db2cfexp filename backup 
the filename will contain: 
 
MAX_CONNECTIONS=AUTOMATIC 
MAX_COORDAGENTS=AUTOMATIC 
NUM_POOLAGENTS=AUTOMATIC 
 
When this file is then used with 
db2cfimp filename 
 
The result in the dbm cfg shows: 
MAX_CONNECTIONS = 0 AUTOMATIC 
MAX_COORDAGENTS = 0 AUTOMATIC 
NUM_POOLAGENTS = 1 AUTOMATIC 
 
Any connections to the database will hang waiting for an agent.
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* All                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* db2cfimp <filename> updates dbm cfg parameters incorrectly   * 
* when original values set to AUTOMATIC; client connections    * 
* will hang                                                    * 
* If original db2 get dbm cfg shows                            * 
*                                                              * 
* MAX_CONNECTIONS = 100 AUTOMATIC                              * 
* MAX_COORDAGENTS = 200 AUTOMATIC                              * 
* NUM_POOLAGENTS = 200 AUTOMATIC                               * 
*                                                              * 
* when you export the configuration using                      * 
*                                                              * 
* db2cfexp filename backup                                     * 
* the filename will contain:                                   * 
*                                                              * 
* MAX_CONNECTIONS=AUTOMATIC                                    * 
* MAX_COORDAGENTS=AUTOMATIC                                    * 
* NUM_POOLAGENTS=AUTOMATIC                                     * 
*                                                              * 
* When this file is then used with                             * 
* db2cfimp filename                                            * 
*                                                              * 
* The result in the dbm cfg shows:                             * 
* MAX_CONNECTIONS = 0 AUTOMATIC                                * 
* MAX_COORDAGENTS = 0 AUTOMATIC                                * 
* NUM_POOLAGENTS = 1 AUTOMATIC                                 * 
*                                                              * 
* Any connections to the database will hang waiting for an     * 
* agent.                                                       * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to DB2 UDB Version 9.5 Fix Pack 9                    * 
****************************************************************
Local Fix:
Manually update the dbm cfg parameters back to the original 
values by running 
db2 update dbm cfg using num_poolagents -1 max_coordagents -1 
max_connections -1
available fix packs:
DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows

Solution
Problem was first fixed in DB2 UDB Version 9.5 Fix Pack 9
Workaround
Update the MAX_CONNECTIONS, MAX_COORDAGENTS and NUM_POOLAGENTS 
manually via the update dbm cfg command
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC79907 IC84150 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
25.05.2011
04.04.2012
04.04.2012
Problem solved at the following versions (IBM BugInfos)
9.5.FP9
Problem solved according to the fixlist(s) of the following version(s)
9.5.0.9 FixList