./dos-serve-sp.pl prefork -w 100 -c 1

##</code><code>##

#!/usr/bin/env perl

use Modern::Perl;
use Mojolicious::Lite;
use Mojo::UserAgent;

my $ua  = Mojo::UserAgent->new;

# cache page to echo
my $res = $ua->get('www.software-path.com')->result;
if      ($res->is_error)        { say $res->message }
elsif   (not $res->is_success)  {
    die "Unknown response from Mojo::UserAgent"
}
$res->dom->at('head')->append_content(
    '<base href="http://www.software-path.com">'
);

get '/' => sub {
    my ($c) = @_;
    sleep 1;
    $c->render(text => $res->dom->to_string, format => 'html');
};

app->start;

##</code><code>##

#!/usr/bin/env perl

use Modern::Perl;
use Mojo::UserAgent;

my @all_url = ('http://127.0.0.1:3000/') x 200;
my $concurrent_load = 100;

my $ua = Mojo::UserAgent->new;
while (@all_url) {
    my @concurrent_read = map {
        $ua->get_p($_)->then(sub {
            my $tx = shift;
            my $result = $tx->result;
            if ($result->is_success) {
                say $result->dom->at('title')->text
            }
            else {
                say $result->is_error ? $result->message :
                    "Unknown response from Mojo::UserAgent";
            }
        }) # end ->then sub
    } splice @all_url, 0, $concurrent_load;
    Mojo::Promise->all(@concurrent_read)->wait;
}