|
Problem IC94494
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Status: Closed |
DB2 ROLLFORWARD MIGHT HANG IN BACKWARD PHASE WHEN INFINITE LOGGING IS USED |
| product: |
DB2 FOR LUW / DB2FORLUW / 970 - DB2 |
| Problem description: |
DB2 rollforward might hang in backward phase with db2loggr
thread showing the following stack trace:
EDU name : db2loggr (SAMPLE) 0
EDU ID : 5807
<StackTrace>
-------Frame------ ------Function + Offset------
0x09000000007EC570 _p_nsleep + 0x10
0x090000000002B9C4 nsleep + 0xE4
0x0900000000155808 nanosleep + 0x188
0x090000002ADA15A0 ossSleep + 0x80
0x090000002F5697D8 sqlorest + 0x5C
0x090000002DB2E5BC sqlpgLoggrSleep__FP9SQLP_DBCBUl + 0xC0
0x090000002DB301BC sqlpgadf__FP9SQLP_DBCBb + 0x36C
0x090000002BDC387C sqlpgasn__FPcUi + 0x4B4
0x090000002F4CC68C sqloEDUEntry + 0x1C
</StackTrace>
The problem could only happen when infinite logging is used and
may require below conditions:
1) there is some very large transaction to rollback
2) frequent restore and rollforward. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Problem Description above. *
****************************************************************
* RECOMMENDATION: *
* Upgrade to DB2 Version 9.7 Fix Pack 9. *
**************************************************************** |
| Local Fix: |
|
| available fix packs: |
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 |
First fixed in DB2 Version 9.7 Fix Pack 9. |
| Workaround |
not known / see Local fix |
| BUG-Tracking |
forerunner : APAR is sysrouted TO one or more of the following: IC95901 IC95902 IC95903
follow-up : |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 31.07.2013
17.12.2013
17.12.2013 |
| Problem solved at the following versions (IBM BugInfos) |
9.7.FP9
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 9.7.0.9
|
 |
| 9.7.0.9
|
|
