There's some info about transfer interrupted here (click on link)
http://www.gnutellaforums.com/showpo...62&postcount=2

and greedy servents here
http://www.gnutellaforums.com/showpo...70&postcount=3

If you want to see whether any uploads have been successful, go to your LW library & have a look at the Uploads column. The figure on the right shows attempted uploads & on the left shows successful uploads. So, if you see 3/4 it would mean that 3 out of 4 attempts to upload that file were succesful