winebarrel https://blog.hatena.ne.jp/winebarrel/ so what https://so-wh.at/ RAILS こんな感じのコントローラで並列処理を観察。 class FooController < ApplicationController def bar puts "start: #{Time.new}" 30.times { sleep(1) } puts "end: #{Time.new}" render :text => 'hello' end end 結果。 start: Tue Jul 03 23:36:15 +0900 2007 end: Tue Jul 03 23:36:45 +0900 2007 start: Tue Jul 03 23:36:45 +0900 2007 end: T… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fso-wh.at%2Fentry%2F20070703%2Fp1" title=" 並列処理を観察する - so what" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2007-07-03 00:00:00 rich https://so-wh.at/entry/20070703/p1 1.0 100%