|
Problem IC80891
|
Status: Closed |
WHEN STARTING LOAD EDU, MAY HANG DUE TO ACCESSING UNINITIALIZED LATCH MEMORY FOR AGENTCBLATCH |
| product: |
DB2 FOR LUW / DB2FORLUW / 970 - DB2 |
| Problem description: |
When LOAD EDU is started, the failed initialization of
memory used for a latch ( latch is for controlling, serializing
access to edu's control block ) can lead to a hang. This
causes load EDU to wait forever for latch that nobody is
holding.
Stacks shows:
<StackTrace>
-------Frame------ ------Function + Offset------
0x090000000F930C20 sqloXlatchConflict + 0x68
0x090000000F930ABC sqloXlatchConflict@glue161 + 0x74
0x090000000FBAC900 AgentSetPriority__8sqeAgentFiT1 + 0x224
0x0900000010CC1AE0
@146@sqleServiceClassMapAgent__FP18SQLE_SERVICE_CLASSP8sqeAgent
+ 0x24C
0x09000000104E5B9C
sqluInitLoadEDU__FP8sqeAgentPP8sqeAgentPUcP8SQLRXNLSP13SQLUCACB_
TYPEP13SQLO_MEM_POOL + 0x1340
0x090000001051BE70 sqlulbuf__FPUcUi + 0x244
0x090000000FA13688 sqloEDUEntry + 0x49C
</StackTrace> |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* DB2 V9.7 and above *
****************************************************************
* PROBLEM DESCRIPTION: *
* Load EDU, when started, fail to initialize memory portion *
* which is used for latch ( latch is for controlling , *
* serializing access to edu's control block ). This cause *
* load's EDU to wait forever for latch that nobody holding. *
* *
* Stacks shows: *
* *
* <StackTrace> *
* -------Frame------ ------Function + Offset------ *
* 0x090000000F930C20 sqloXlatchConflict + 0x68 *
* 0x090000000F930ABC sqloXlatchConflict@glue161 + 0x74 *
* 0x090000000FBAC900 AgentSetPriority__8sqeAgentFiT1 + 0x224 *
* 0x0900000010CC1AE0 *
* @146@sqleServiceClassMapAgent__FP18SQLE_SERVICE_CLASSP8sqeAg *
* ent + 0x24C *
* 0x09000000104E5B9C *
* sqluInitLoadEDU__FP8sqeAgentPP8sqeAgentPUcP8SQLRXNLSP13SQLUC *
* ACB_TYPEP13SQLO_MEM_POOL + 0x1340 *
* 0x090000001051BE70 sqlulbuf__FPUcUi + 0x244 *
* 0x090000000FA13688 sqloEDUEntry + 0x49C *
* </StackTrace> *
****************************************************************
* RECOMMENDATION: *
* Upgrade to fixpack containing this fix *
**************************************************************** |
| Local Fix: |
|
| available fix packs: |
DB2 Version 9.7 Fix Pack 6 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 10 for Linux, UNIX, and Windows
|
| Solution |
Upgrade to fixpack containing this fix |
| Workaround |
not known / see Local fix |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 19.01.2012
12.06.2012
12.06.2012 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 9.7.0.6
|
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