On Wed, 12 Mar 2003 08:56:15 +0100
 "panamerica334 at uni.de" <panamerica334 at uni.de> wrote:
> >It might be nice if the FEC download, after, say, 10
> minutes of 
> >requesting, looks at the failure-to-success rate and
> estimated whether 
> >enough blocks are likely to be retrieved to reconstruct
> the file.
> >
> >This could save people a-lot of wasted time downloading
> blocks for a 
> >file that they are unlikely to be able to reconstruct.
> 
> personally i don't think ihis is a good idea, as it will
> vote a successful download on it's transfer rate, rather
> on possibly available blocks.
> if you have a very scattered file, which has been around
> for some time, it will require some time to find the
> chunks, but (assume) eventually they are all 
> reachable. thus if you decide on download speed if the
> download could be successful, you effectively make all
> files unretrievable if they can only be found 
> with a time consuming htl of 25

Who said anything about download speed? Failure-to-success
ratio, not didn't-get-there-to-success ratio. :)

> - perhaps give a %-success estimation for user's
> information and the download success chances, but DO NOT
> cancel the download automatically based on 
> the value!

I don't think anyone was suggesting automatically
cancelling the download, but rather just estimating the
chance of success, and time remaining, and letting the user
choose whether they want to commit the resources. :)

--hobbs
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