DB2 FOR LUW / DB2FORLUW / 970 - DB2

DB2 CLP(db2bp) process can trap with SEGV or consume CPU with 
nested SEGV conditions. 
 
Ensure DFT_MON_STMT = ON. 
 
1) db2pd -db <db> -appl to get the CoorPid. 
2) db2trc on -p <CoorPid-from-#1> -debug 
DB2.SQLR.sqlrr_stmt_exe_start.exit -suspend 
 
Session 1: 
3) db2 -f <the big SQL> 
 
Session 2: 
4) db2 get snapshot for applications on <db> 
[...] 
Dynamic SQL statement text: 
DB21017E  The Command Line Processor encountered a system error 
with the 
front-end process output queue. Reason code = -2029060033. 
 
 
Possible Stack: 
 
2878:    /db2/db2iwp/sqllib/bin/db2bp 
 
--------------------------------  lwpid : 1701541 
------------------------------- 
 
 0: c00000001827c0f0 : 
_Z13pdLogInternalmjmjmmmmPvmP11__va_list__() + 0x44e0 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
 1: c0000000184de6f0 : pdLogSysRC() + 0xd0 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
 2: c000000018f1df50 : _Z21sqloLogAndMapQueErrorjjim() + 0x70 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
 3: c0000000183aac30 : sqlocque() + 0x250 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
 4: 400000000011f350 : _Z15clp_bp_exitlistj() + 0xf0 
(/db2/db2iwp/sqllib/bin/db2bp) 
 5: 400000000011f870 : clp_bp_sigterm() + 0x170 
(/db2/db2iwp/sqllib/bin/db2bp) 
 5: e0000001208828e0 : [ sendsig : signal 11 : SIGSEGV ] 
 7: c000000018282b40 : sqlogmblkEx() + 0x15b0 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
 8: c00000001829b170 : 
_Z15sqlowqueWrapperP13SQLO_QUE_DESCP12SQLO_MSG_HDRib() + 0xe0 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
 9: c000000018266bf0 : sqlowque() + 0x30 
(/db2/db2iwp/fp7_sb23796/lib64/libdb2.so) 
10: 40000000000513a0 : _Z8clp_wqueP12SQLO_MSG_HDR() + 0xc0 
(/db2/db2iwp/sqllib/bin/db2bp) 
11: 40000000001201f0 : _Z16clp_send_msglinei() + 0x190 
(/db2/db2iwp/sqllib/bin/db2bp) 
12: 40000000000f8e90 : 
_Z17clp_stmt_snapshotP14sqlm_collectedP20sqlm_recording_groupPcj 
() 
+ 0x1bf0 (/db2/db2iwp/sqllib/bin/db2bp) 
13: 40000000000d87e0 : _Z18clpbp_exe_sqlmonssv() + 0x22c0 
(/db2/db2iwp/sqllib/bin/db2bp) 
14: 400000000004eb40 : _Z10clp_bp_conv() + 0x6a0 
(/db2/db2iwp/sqllib/bin/db2bp) 
15: 4000000000056d60 : 
_ZN6DasAPI13setOutputArgsER13DasOutputArgs() + 0x2a0 
(/db2/db2iwp/sqllib/bin/db2bp) 
16: c00000000002be30 : main_opd_entry() + 0x50 
(/usr/lib/hpux64/dld.so) 
 
WORKAROUND: 
None

**************************************************************** 
* USERS AFFECTED:                                              * 
* All Platforms                                                * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* DB2 CLP(DB2BP) CAN TRAP WITH SEGV OR CONSUME CPU WITH NESTED * 
* SEGV CONDITIONS                                              * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to v9.7 Fixpack 4 or higher.                         * 
****************************************************************

DB2 Version 9.7 Fix Pack 4 for Linux, UNIX, and Windows
 DB2 Version 9.7 Fix Pack 5 for Linux, UNIX, and Windows
 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
 

First fixed in DB2 v9.7 Fixpack 4 or higher.

keiner bekannt / siehe Local-Fix

Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:

16.08.2010
09.05.2011
09.05.2011

9.7.FP4