What filesystem for large thumbdrive

[dsr-mzpnVDyJpH4k7aNtvndDlA at public.gmane.org (Dan Ritter)]

On Fri, Aug 27, 2010 at 07:46:30AM -0400, Jerry Feldman wrote:
> I've been trying to push 800+GB to a USB drive at work so I can send it
> back to NY so they can restart their nightly backups. While I started to
> use rsync (as a test of the NY backup script), I killed it and used cp
> -pRdu which does look faster. AFAIK, USB2 is spec'd at 480Mbps, but you
> never will get close to that. In my WD Mybook II to the attached USB
> drive from NY, I might be getting 10Mbps

Just to clarify, USB2 raw speed is 480 Mbits/sec; that's 60
Mbytes/sec for the whole interface. I believe that the mass
storage spec is sufficiently wasteful that almost half of that
is lost, too.

Are you getting 10 Mbytes/sec or 10Mbits ? one of those is
merely slow, the other is horrendous.

-dsr-



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