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DB2 - Problembeschreibung

Problem IT04352 Status: Geschlossen

HIGH DISK I/O WHEN USING DB2READLOG API, HADR MULTIPLE STANDBY, OR HADR
SUPERASYNC

Produkt:
DB2 FOR LUW / DB2FORLUW / A50 - DB2
Problembeschreibung:
You may notice high disk read I/O in the following environments 
- When running the db2ReadLog API 
 - On an HADR primary in an HADR Multiple Standby environment 
 - On an HADR primary using SUPERASYNC 
 
From a db2pd -stack output you will notice the function 
sqlpgReadXhdrFromFile in the stack for the db2lfr edu. 
 
57:<StackTrace> 
58------FUNC-ADDR---- ------FUNCTION + OFFSET------ 
59-0x00002AD172C1365A_Z25ossDumpStackTraceInternalmR11OSSTrapFil 
eiP7siginfoPvmm +0x020a 
60-             (/data1/db2inst1/sqllib/lib64/libdb2osse.so.1) 
61-0x00002AD172C133EB ossDumpStackTraceV98 + 0x002b 
62-             (/data1/db2inst1/sqllib/lib64/libdb2osse.so.1) 
63-0x00002AD172C0E313 _ZN11OSSTrapFile6dumpExEmiP7siginfoPvm 
+0x0103 
64-             (/data1/db2inst1/sqllib/lib64/libdb2osse.so.1) 
65-0x00002AD16E8362C7 sqlo_trce + 0x0407 
66-             (/data1/db2inst1/sqllib/lib64/libdb2e.so.1) 
67-0x00002AD16E880514 sqloDumpDiagInfoHandler + 0x0104 
68-             (/data1/db2inst1/sqllib/lib64/libdb2e.so.1) 
69-0x00000039D5E0ECA0 address: 0x00000039D5E0ECA0 ; 
dladdress:0x00000039D5E00000 ; offset in lib: 0x000000000000ECA0 
; 
70-             (/lib64/libpthread.so.0) 
71-0x00000039D5E0E5C8 pread + 0x0058 
72-             (/lib64/libpthread.so.0) 
73-0x00002AD16D188163 sqloReadBlocks + 0x0323 
74-             (/data1/db2inst1/sqllib/lib64/libdb2e.so.1) 
75-0x00002AD16D1A73B0_Z21sqlpgReadXhdrFromFilePKcP12SQLO_FHANDLE 
jmP10SQLPG_XHDRPtm +0x00a0 
76-             (/data1/db2inst1/sqllib/lib64/libdb2e.so.1) 
77-0x00002AD16D1A70DF _Z8sqlpgolfPKcP10SQLPG_XHDRP9SQLP_LFCBm 
+0x00ef 
78-             (/data1/db2inst1/sqllib/lib64/libdb2e.so.1) 
79-0x00002AD16D1F0476 _Z8sqlpgoleP9SQLP_DBCBPKcPP9SQLP_LECBjmPc+ 
0x05c6 
80-             (/data1/db2inst1/sqllib/lib64/libdb2e.so.1)
Problem-Zusammenfassung:
**************************************************************** 
* USERS AFFECTED:                                              * 
* ALL                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description.                                       * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to DB2 Version 10.5 Fix Pack 5.                      * 
****************************************************************
Local-Fix:
Lösung
First fixed in Version 10.5 Fix Pack 5.
Workaround
keiner bekannt / siehe Local-Fix
Weitere Daten
Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
11.09.2014
12.02.2015
12.02.2015
Problem behoben ab folgender Versionen (IBM BugInfos)
Problem behoben lt. FixList in der Version
10.5.0.5 FixList