|
Problem IT41253
|
Status: Closed |
HADR GRACEFUL TAKEOVER MIGHT CAUSE A TRAP ON THE NEW PRIMARY
|
| product: |
DB2 FOR LUW / DB2FORLUW / B10 - DB2 |
| Problem description: |
Immediately after graceful HADR TAKEOVER, the new primary
may trap.
This problem only occurs when DB2_HADR_PEER_WAIT_LIMIT is
configured.
The following is a sample stack of the trap:
-----FUNC-ADDR---- ------FUNCTION + OFFSET------
0x00007FAB035C3036
_Z25ossDumpStackTraceInternalmR11OSSTrapFileiP7siginfoPvmm +
0x0356
(/home/db2inst1/sqllib/lib64/libdb2osse.so.1)
0x00007FAB035C2C7B ossDumpStackTraceV98 + 0x002b
(/home/db2inst1/sqllib/lib64/libdb2osse.so.1)
0x00007FAB035BEA27 _ZN11OSSTrapFile6dumpExEmiP7siginfoPvm +
0x00d7
(/home/db2inst1/sqllib/lib64/libdb2osse.so.1)
0x00007FAB0AE7ECB9 sqlo_trce + 0x03e9
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB0AFF2AE1 sqloEDUCodeTrapHandler + 0x03d1
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB12C535D0 address: 0x00007FAB12C535D0 ; dladdress:
0x00007FAB12C44000 ; offset in lib: 0x000000000000F5D0 ;
(/lib64/libpthread.so.0)
0x00007FAB0517D03F
_ZN6hdrEdu17hdrEduAcceptEventEP8HDR_DBCBP14HDR_EVENT_TYPEPP11HDR
_HDR_MSGPP8HDR_RQST + 0x073f
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB05187E7E _ZN6hdrEdu7hdrEduPEbPm + 0x0eee
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB05179431 _ZN6hdrEdu11hdrEduEntryEv + 0x0b51
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB05178857 _ZN6hdrEdu6RunEDUEv + 0x0027
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB0CADAE4E _ZN9sqzEDUObj9EDUDriverEv + 0x01be
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB0AFEFFBA sqloEDUEntry + 0x057a
(/home/db2inst1/sqllib/lib64/libdb2e.so.1)
0x00007FAB12C4BDD5 address: 0x00007FAB12C4BDD5 ; dladdress:
0x00007FAB12C44000 ; offset in lib: 0x0000000000007DD5 ;
(/lib64/libpthread.so.0)
0x00007FAB025C0EAD clone + 0x006d
(/lib64/libc.so.6) |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* use HADR *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* upgrade to V11.5 with fix *
**************************************************************** |
| Local Fix: |
Unset DB2_HADR_PEER_WAIT_LIMIT register variable. |
| Solution |
|
| Workaround |
****************************************************************
* USERS AFFECTED: *
* use HADR *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* upgrade to V11.5 with fix *
**************************************************************** |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 16.06.2022
06.07.2022
08.09.2022 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
