@Sonic I already have a VPS with GoodHosting.
The VPS performs really well, and I usually don't need to contact their support. So everything is OK with me.
there are some topics on Google
http://stackoverflow.com/questions/22697584/nginx-uwsgi-104-connection-reset-by-peer-while-reading-response-header-from-u
http://stackoverflow.com/questions/18379323/failed-104-connection-reset-by-peer...