|
Problem IT03843
|
Status: Closed |
LATCH with SQLO_LT_SMemPool__MemLatchType__latc WHEN USE TOCHAR FUNCTION. |
| product: |
DB2 FOR LUW / DB2FORLUW / A50 - DB2 |
| Problem description: |
Performance problem can be experience when use tochar function
in a query in BLU environment.
In the stack will be found latch situation in
SQLO_LT_SMemPool__MemLatchType__latc.
The issue is caused by frequent allocation/de-allocation small
memory blocks by ICU code through db2 memory management using
callbacks. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Upgrade to DB2 Version 10.5FP5. *
**************************************************************** |
| Local Fix: |
|
| Solution |
First fixed in Version 10.5FP5. |
| Workaround |
not known / see Local fix |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 18.08.2014
15.12.2014
15.12.2014 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 10.5.0.5
|
 |
