tuning parameters for parallel access to umass devices?
Doug White
dwhite at gumbysoft.com
Tue Sep 23 09:19:23 PDT 2003
On Mon, 22 Sep 2003, Brian Behlendorf wrote:
>
> It looks like copying files over USB to a umass device causes other I/O
> attempts to be blocked for an unreasonable (10-20 seconds) amount of time.
> Here's the device in question:
On the volume being copied to, or another volume?
> da2: 650KB/s transfers
Don't forget that this isn't much faster than a floppy disk, and flash I/O
is pretty slow anyway.
--
Doug White | FreeBSD: The Power to Serve
dwhite at gumbysoft.com | www.FreeBSD.org
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