[unixODBC-support] Core dump issue from UnixODBC on AIX platform

Nick Gorham nick.gorham at easysoft.com
Mon Nov 5 15:13:58 GMT 2007


Hassan Shaik wrote:

>Hi Nick,
>
>We are using DB2 ODBC driver. Looks like, it is thread-safe;
>http://publib.boulder.ibm.com/infocenter/dzichelp/v2r2/index.jsp?topic=/
>com.ibm.db29.doc.odbc/db2z_lethrd.htm
>
>
>Following are the contents of odbcinst.ini file.
>
>[DB2]
>Description=DB2 ODBC Driver
>Driver=cd /home/db2inst3/sqllib/lib/libdb2.so
>Fileusage=1
>Dontdlclose=1
>
>[ODBC]
>Trace=No
>Tracefile=/opt/odbc/logs/odbc_trc.log
>
>
>So, default value for Threading level is 3, right? Do you recommend
>adding "Threading = 0" in this file?
>
>  
>
=0 should be fine for a thread safe driver.

>Interesting thing is, when I turn on trace logging, we couldn't see core
>dump for 2 days (because of delay introduced?).
>  
>
Yep, threading issues are always a problem.

-- 
Nick Gorham
Easysoft Limited
http://www.easysoft.com, http://www.unixODBC.org




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