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我的Heroku託管(ruby Sinatra)應用程序在上個月完美無缺地改變了它,但今天該應用程序在嘗試啓動後錯誤怠速:怠速時「應用程序啓動超時」
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=
幾分鐘的錯誤代碼後,應用程序試圖再次unidle並且做得很成功。任何想法是什麼原因造成這一點,我怎麼能阻止它再次發生?