SWI-Prolog -- tprofile/1

Documentation
- Reference manual
  - Multithreaded applications
    - Thread support library(threadutil)
      - Profiling threads
        
        tprofile/1
- Packages

Availability::- use_module(library(threadutil)).(can be autoloaded)

tprofile(+ThreadId)

Start collecting profile data in ThreadId and ask the user to hit <return> to stop the profiler. See section 4.42 for details on the execution profiler.