DBX - How To

Environment

General AIX

Question

Answer

DBX Stack Trace Instructions

1. Change the subdirectory to where the core file is located, enter:

   	cd <subdirectory>
   

2. Capture the console output, enter:

   	script
   

3. Enter:

   	dbx core
   

4. To exit dbx, enter:

   	quit
   

5. Produce the full path name, enter:

   	whence
   

6. Enter:

   	dbx core
   

7. Format trace, enter:

   	where
   

8. Exit dbx, enter:

   	quit
   

9. To leave script, press ctrl-D.

Attach to hung process

1. Capture console output, enter:

   	script
   

2. Enter:

   	ps -ef | grep <hung process>
   

3. Enter:

   	dbx -a <process ID>
   

4. Format trace, enter:

   	where
   

5. Leave dbx, enter:

   	quit
   

6. To leave script, press ctrl-D.

The script will be named typescript and will be located in the current working directory.