How to trace system calls of a program in Mac OS X?...

How is my binary able to write to the stdout without a system call recorded by dtruss?...

Why are there not any execve calls in my dtruss trace?...

Dtruss not showing mmap/sbrk calls?...

Locating file descriptor leak in OS X application...

Catching Mach system calls using dtruss...

dtruss fails on ps on OS X 10.11...

What is the best method to detect which files are used/modified/created/deleted by a process?...