More on bittorrent

Aaron Konstam akonstam at sbcglobal.net
Mon Feb 26 15:47:34 UTC 2007


>>
>>Aaron Konstam wrote:
>> I wanted to download the latest FC6 respin CDs. I went to the web
>> location and found the correct bittorrent and clicked to download it.
>> The bittorrent GUI opened and the download started. Now I was
connected
>> to a system with an Internet speed of 45 Mb/s but the GUI said the
>> download would take 15 hours. Well the respin has 5 CDs. I have a
>> downloaded a single 600+ Meg CD in less than an hour (actually I
think
>> it was much less). So I can't understand why the bittorrent download
>> should take 15 hours.
>> 
>> I have done this before but it has been a long time ago. I must be
doing
>> something wrong but what? Any ideas?
>
>A couple of things to check - do you have a download speed limit
>set, so that it does not use the full bandwidth when downloading? Do
>you have your firewall properly configured so that you can seed as
>well as download? If not, this can limit your download speed. How
>many seeds are there, compared to the number of clients, and how
>many are you connected to?
My download speed was set too high. I have no firewall set on my machine
but the university does however they tell me that they do not restrict
bittorrents. I don't know how to check the number of seeds and /or
number of clients.

So there are clearly holes in my knowledge. Can someone help fill in the
gaps.
>
>One other thing to keep in mind is that the time estimate when you
>first start downloading is usually high, and drops as you connect to
>more feeds. It also tends to change during the download. Depending
>on how the client calculates the time remaining, it may get less
>sensitive to rate changes as the download progresses - more data to
>average, so temporary fluctuations in download speed do not affect
>it as much.
The above is true but I waited 2 hours and not even 1 CD was downloaded.




-- 
Aaron Konstam <akonstam at sbcglobal.net>




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