# TrueOS 10.0 ( FreeBSD, Perl 5.16.3 ) $ perl foo1.pl | wc -l # Foo::Inbox duration: 0.910 seconds 50000 $ perl inbox.pl | wc -l # MCE::Inbox w/ blocking capability duration: 0.875 seconds 50000 $ perl foo2.pl | wc -l # MCE::Shared->queue duration: 1.107 seconds 50000 $ perl foo4.pl | wc -l # Thread::Queue duration: 0.797 seconds 50000 # Solaris 11.2 ( Perl 5.22.2 ) $ perl foo1.pl | wc -l # Foo::Inbox duration: 1.319 seconds 50000 $ perl inbox.pl | wc -l # MCE::Inbox w/ blocking capability duration: 1.344 seconds 50000 $ perl foo2.pl | wc -l # MCE::Shared->queue duration: 1.525 seconds 50000 $ perl foo4.pl | wc -l # Thread::Queue duration: 1.822 seconds 50000