http download over 2GB, 4GB - browser and server behavior Article

http download over 2GB, 4GB - browser and server behavior

Behavior of some windows software with http download of files with size over 2GB and 4GB (very large files)

Software	Download limit	Other behavior
IE 6.0.3790.3959 (W2003 SP2)	4GB	Progress does not work for files over 2GB ( -594% of 3.5GB file completed :-) Files over 4GB truncated with size mod 4GB
IE 7.0.5730.13 (XP SP2)	4GB	Files over 4GB truncated with size mod 4GB
IE 7.0.6000.16575 (Vista)	4GB	Files over 4GB truncated with size mod 4GB
Firefox 2.0.0.11	>4GB	Correct download with any size.
IIS5 (XP profesional)	2GB	Server error 500 over the limit
IIS6 (W2003 SP2)	>4GB

Other links for http download over 2GB, 4GB - browser and server behavior

ScriptUtils

     Huge ASP upload is easy to use, hi-performance ASP file upload component with progress bar indicator. This component lets you upload multiple files with size up to 2GB to a disk or a database along with another form fields. Huge ASP file upload is a most featured upload component on a market with competitive price and a great performance.

     The software has also a free version of asp upload with progress, called Pure asp upload, written in plain VBS, without components (so you do not need to install anything on server).

     This installation package contains also ScriptUtilities library. Script Utilities lets you create hi-performance log files, works with binary data, you can download multiple files with zip/arj compression, work with INI files and much more with the ASP utility.