use strict;
use warnings;
use feature qw/ say /;
use utf8;
use autodie;
use Sereal qw/ encode_sereal /;
use IO::Socket::INET;

my $PORT = 53123;

say "hi, i'm $$";

while () {
    my $sock = new IO::Socket::INET(
        PeerHost => '127.0.0.1',
        PeerPort => $PORT,
        Proto    => 'tcp',
    ) or die;
    binmode $sock;
    print $sock encode_sereal $$;
    $sock-> close;
    select( undef, undef, undef, 0.01 );
}