cvs commit: src/release Makefile
scottl at samsco.org
Wed Feb 1 14:34:25 PST 2006
Dag-Erling Smørgrav wrote:
> Sergey Babkin <babkin at verizon.net> writes:
>>A 30MB image gets loaded from CD in no time, but loading it from an
>>USB flash drive took almost forever, easily half an hour or
>>so. Maybe the BIOSes became more clever since then.
> It should not take more than ~30 seconds, even with USB 1.x. If it
> takes half an hour, I suspect GRUB is doing something stupid like
> reading it one sector at a time (requiring a switch to x86 mode for
> every 512 bytes read)
We already do one sector at a time, I believe, to work around buggy
CF flash implementations. Still, I don't see how it could take 30
minutes unless there were other problems at play.
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