[1]

Twiggy-Prefork/README.md at master · kazeburo/Twiggy-Prefork (2016-10-06 23:29:04 +09:00) https://github.com/kazeburo/Twiggy-Prefork/blob/master/README.md

psgix.exit_guard
AnyEvent::CondVar object. You can make graceful stop mechanism with this variable.

[2] Twiggy::Prefork をリリースしました - blog.nomadscafe.jp (2014-10-15 01:12:59 +09:00) http://blog.nomadscafe.jp/2012/05/twiggyprefork.html