DB2 II V8.2 for ORACLE 創建nickname時導致DB2 CRASH的解決方法(Linux)(注:DB2 II 已經改名為Websphere II)在使用 II4O時，創建Wrapper, user mapping都沒問題，但是，當創建nickname時，DB2 crash。在db2diag.log 中，有如下信息:2005-03-13-14.22.36.412133+480 E7747G606　LEVEL: SeverePID : 19883TID　: 3007177376　PROC : db2agent(SAMPLE)INSTANCE: db2inst1 NODE : 000 DB　 : SAMPLEAPPHDL　: 0-14 APPID: GAC80471.NE04.00F483062900FUNCTION: DB2 UDB, oper system services, sqloEDUCodeTrapHandler,probe:10MESSAGE : ADM0503C　An unexpected internal processing error has occurred.　ALL　DB2 PROCESSES ASSOCIATED WITH THIS INSTANCE HAVE BEEN SHUTDOWN.　Diagnostic information has been recorded.　Contact IBM Support for　further assistance....2005-03-13-14.22.36.421935+480 I16005G624 LEVEL: SeverePID : 19883TID　: 3007177376　PROC : db2agent(SAMPLE)INSTANCE: db2inst1 NODE : 000 DB　 : SAMPLEAPPHDL　: 0-14 APPID: GAC80471.NE04.00F483062900MESSAGE : RDS UCINTFC: pStatementText =DATA #1 : Hexdump, 59 bytes0xB33849E0 : 4352 4541 5445 204E 4943 4B4E 414D 4520CREATE NICKNAME0xB33849F0 : 4442 3249 4E53 5431 2E4F 5241 4C4F 4341DB2INST1.ORALOCA0xB3384A00 : 4C20 464F 5220 5453 4831 2E44 4232 494EL FOR TSH1.DB2IN0xB3384A10 : 5354 312E 224C 4F43 414C 22ST1."LOCAL"...2005-03-13-14.22.36.476913+480 I39423G431 LEVEL: SeverePID : 19824TID　: 3007177376　PROC : db2tcpcmINSTANCE: db2inst1 NODE : 000FUNCTION: DB2 UDB, oper system services, sqloEDUSIGCHLDHandler, probe:50DATA #1 : String, 158 bytesDetected the death of an EDU with process id 19883The signal number that terminated this process was 11Look for trap files (t19883.*) in the dump directory檢查trap文件， t19883.000, 在 call stack，會發現:-FRAME-- --CODE-- --LOCATION--BFFE8E70 83C4286A 0x0083 + A_SHAFinalCommon　(/opt/IBM/db2/V8.1/lib/libdb2e.so.1)BFFE8F00 8B55E48D 0x00ae + A_X931RandomUpdate　(/home/oracle/OraHome1/lib/libclntsh.so.9.0)BFFE8F60 83C40CEB 0x00d0 + ztcrseed3　(/home/oracle/OraHome1/lib/libclntsh.so.9.0)這是DB2 II V8.2 和 Oracle 9i/10g 的一個兼容性問題.假如是ORACLE 9i Workaround:1) Back up your $ORACLE_HOME/lib/libclntsh.so and$ORACLE_HOME/bin/genclntsh　2) Add　'-Wl,-Bsymbolic' to the link line of $ORACLE_HOME/bin/genclntsh: LD="gcc -shared -Wl,-relax -L${ORACLE_HOME}/lib -Wl,-Bsymbolic"# shared library link command3) Run genclntsh to create libclntsh.so　4) Execute djxlinkOracle　5) Stop and Start the instance假如是ORACLE 10g Workaround:1) back up $ORACLE_HOME/bin/genclntsh,　$ORACLE_HOME/lib/libclntsh.so.10.1, $ORACLE_HOME/lib32/libclntsh.so.10.12) cd $ORACLE_HOME/lib;　mv libnnz10.so　libnnz10.so.orig(so libnnz10.so not exist in lib)3) cd $ORACLE_HOME/bin; modify the script genclntsh:a). Add "-Wl, -Bsymbolic" to linker line, .... make sure there is nospaces between the comma and -B.　ex. LD="gcc -shared -Wl,-relax -L${ORACLE_HOME}/lib -Wl,-Bsymbolic"　 # shared library link commandb)　Change libnnz10.so　 ==> libnnz10.a in following line　　* -r ${OLIB}/libnnz10.so * && LNZ="-lnnz10