https://perldoc.perl.org/5.30.3/perlipc
perlipc - Perl interprocess communication (signals, fifos, pipes, safe subprocesses, sockets, and...
interprocess communicationperlsignalsfifospipes
https://perldoc.perl.org/5.22.3/perlipc
perlipc - Perl interprocess communication (signals, fifos, pipes, safe subprocesses, sockets, and...
interprocess communicationperlsignalsfifospipes