[lug] Big External USB copies and Speed
Davide Del Vento
davide.del.vento at gmail.com
Tue Oct 27 16:02:29 MDT 2009
I agree, I've never seen 60MB/s either (for any kind of peripheral,
not just drives): ~ 5 hours is the theoretical upper limit.
Probably I didn't put enough emphasis on "NOT LESS" and "LOT MORE".
On Tue, Oct 27, 2009 at 15:38, Zan Lynx <zlynx at acm.org> wrote:
> On 10/27/09 2:48 PM, Davide Del Vento wrote:
>> If it's USB2, not less than 1TB / 480 Mbit/s = 1024 GB / 60 MB/s ~
>> 17ks ~ 5 hours. And probably lot more.
>> If it's USB1 - you'd better give up.
>> us port=6667 channel=#hackingsociety
> I've never seen 60 MB/s from USB2. Usually more like 40 MB/s. I can get
> 55 MB/s from Firewire.
> Both the 40 and 55 numbers are from a Macbook Pro and a 1 TB Seagate
> FreeAgent drive.
> Zan Lynx
> zlynx at acm.org
> "Knowledge is Power. Power Corrupts. Study Hard. Be Evil."
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