exec ./flamegraph.pl start with no parameters , this process will always block and print nothing, which makes the user a little confused. I think it would be clearer to give some tips, such as please use ./flamegraph.pl --help to view valid parameters config alternative blocking.
exec
./flamegraph.plstart with no parameters , this process will always block and print nothing, which makes the user a little confused. I think it would be clearer to give some tips, such as please use./flamegraph.pl --helpto view valid parameters config alternative blocking.