Trace a program by PID

High-level tracing language for Linux eBPF.
More information: <https://github.com/iovisor/bpftrace>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

sudo bpftrace -e '{{tracepoint:raw_syscalls:sys_enter /pid == 123/ { @[comm] = count(); }}}'

click the source code to copy install bpftrace on any operating system with command-not-found.com