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我的Heroku托管(ruby Sinatra)应用程序在上个月完美无缺地改变了它,但今天该应用程序在尝试启动后错误怠速:怠速时“应用程序启动超时”
2013-02-08T15:44:34+00:00 heroku[web.1]: Idling
2013-02-08T15:44:38+00:00 heroku[web.1]: Stopping all processes with SIGTERM
2013-02-08T15:44:40+00:00 heroku[web.1]: Process exited with status 0
2013-02-08T15:44:40+00:00 heroku[web.1]: State changed from up to down
2013-02-08T15:50:50+00:00 heroku[web.1]: Unidling
2013-02-08T15:50:50+00:00 heroku[web.1]: State changed from down to starting
2013-02-08T15:52:09+00:00 heroku[router]: at=error code=H20 desc="App boot timeout" method=GET path=/ host=www.example.com fwd=207.110.13.98 dyno= queue= wait= connect= service= status=503 bytes=
2013-02-08T15:52:05+00:00 heroku[router]: at=error code=H20 desc="App boot timeout" method=GET path=/ host=www.example.com fwd=207.110.13.98 dyno= queue= wait= connect= service= status=503 bytes=
几分钟的错误代码后,应用程序试图再次unidle并且做得很成功。任何想法是什么原因造成这一点,我怎么能阻止它再次发生?