python$target:::function-entry /copyinstr(arg1) == "start"/ { self->trace = 1; } python$target:::gc-start, python$target:::gc-done /self->trace/ { printf("%d\t%s:%ld\n", timestamp, probename, arg0); } python$target:::function-return /copyinstr(arg1) == "start"/ { self->trace = 0; } SIMPAN PERUBAHAN