btrace utility provides an interface
to inspect the internals of the system and programs. It interprets the
bt(5) program in
file and communicates with the dynamic tracer device
using the interface described in dt(4).
The options are as follows:
- Execute program.
- List all available probes.
- No action. Parse the program and then exit.
- Load symbols from file to convert ustack addresses into function names.
- Verbose mode. Causes
btraceto print debugging messages. Multiple
-voptions increase the verbosity. The maximum is 2.
- collection of useful
btrace utility exits 0 on
success, and >0 if an error occurs.
btrace utility first appeared in
Martin Pieuchot <email@example.com>