I need a way to upload large files (600 mb to 4 gb) in an asp.net mvc website.
Currently I am using swfupload; it works well enough, but it is a huge hit on the webserver b
A SignalR implementation example can be found here.
This also includes functionality for working with HttpContext.Request.GetBufferlessInputStream(), which allows you to begin working with the post data before it's fully uploaded.