Date: Wed, 01 Feb 2006 15:34:21 -0700 From: Scott Long <scottl@samsco.org> To: =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?= <des@des.no> Cc: Peter Jeremy <peterjeremy@optushome.com.au>, babkin@users.sourceforge.net, src-committers@freebsd.org, cvs-all@freebsd.org, cvs-src@freebsd.org Subject: Re: cvs commit: src/release Makefile Message-ID: <43E1376D.4080707@samsco.org> In-Reply-To: <86wtge4so4.fsf@xps.des.no> References: <9170456.1138812837533.JavaMail.root@vms171.mailsrvcs.net> <86wtge4so4.fsf@xps.des.no>
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Dag-Erling Smørgrav wrote: > Sergey Babkin <babkin@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) > > DES 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. Scott
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