提供されているドキュメントを使用して、Heorokuに小さなdjangoアプリをデプロイしようとしています。しかし、私のアプリは実行されず、Herokuのログを見ると、問題はprocfileにあるように見えます。procfileの内容は次のとおりです。これは正しい構文ですか？
web: gunicorn hashem3.wsgi -b 0.0.0.0:$PORT
そして、Herokuログが示すものは次のとおりです。
2012-07-21T03:02:58+00:00 heroku[slugc]: Slug compilation started
2012-07-21T03:04:28+00:00 heroku[api]: Add shared-database:5mb add-on by
2012-07-21T03:04:28+00:00 heroku[api]: Release v2 created by xxx
2012-07-21T03:04:28+00:00 heroku[api]: Add PYTHONUNBUFFERED, PYTHONPATH, PATH, LD_LIBRARY_PATH, LANG, PYTHONHOME, LIBRARY_PATH, PYTHONHASHSEED config by xxx
2012-07-21T03:04:28+00:00 heroku[api]: Release v3 created by xxx
2012-07-21T03:04:28+00:00 heroku[api]: Release v4 created by xxx
2012-07-21T03:04:28+00:00 heroku[api]: Deploy 9805b83 by xxx
2012-07-21T03:04:29+00:00 heroku[slugc]: Slug compilation finished
2012-07-21T03:04:30+00:00 heroku[web.1]: Starting process with command `gunicorn hashem3.wsgi -b 0.0.0.0:8157`
2012-07-21T03:04:31+00:00 app[web.1]: bash: gunicorn: command not found
2012-07-21T03:04:32+00:00 heroku[web.1]: Process exited with status 127
2012-07-21T03:04:32+00:00 heroku[web.1]: State changed from starting to crashed
2012-07-21T03:04:32+00:00 heroku[web.1]: State changed from crashed to starting
2012-07-21T03:04:34+00:00 heroku[web.1]: Starting process with command `gunicorn hashem3.wsgi -b 0.0.0.0:54714`
2012-07-21T03:04:35+00:00 app[web.1]: bash: gunicorn: command not found
2012-07-21T03:04:36+00:00 heroku[web.1]: Process exited with status 127
2012-07-21T03:04:36+00:00 heroku[web.1]: State changed from starting to crashed
2012-07-21T03:05:17+00:00 heroku[router]: Error H10 (App crashed) -> GET floating-atoll-1969.herokuapp.com/ dyno= queue= wait= service= status=503 bytes=
2012-07-21T03:05:18+00:00 heroku[router]: Error H10 (App crashed) -> GET floating-atoll-1969.herokuapp.com/favicon.ico dyno= queue= wait= service= status=503 by
tes =