Date: Tue, 20 Jan 2004 17:34:34 -0500 From: John Baldwin <jhb@FreeBSD.org> To: Scott Long <scottl@freebsd.org> Cc: will@csociety.org Subject: Re: Fix make release for 4-STABLE Message-ID: <200401201734.34358.jhb@FreeBSD.org> In-Reply-To: <400DA085.7080007@freebsd.org> References: <20040118235148M.matusita@jp.FreeBSD.org> <200401201502.18549.jhb@FreeBSD.org> <400DA085.7080007@freebsd.org>
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On Tuesday 20 January 2004 04:41 pm, Scott Long wrote: > John Baldwin wrote: > > On Monday 19 January 2004 05:58 am, Makoto Matsushita wrote: > >>list> What about splitting the floppies? Splitfs support is already on > >>list> the 4.9-RELEASE disks. > >> > >>That would be a viable option, but the great downside of using splitfs > >>is that all of splitted chunks are required for all users. > >> > >>In the current configuration, drivers.flp is an option; if you don't > >>need to use modules in drivers.flp, you only need two floppies. If > >>the kernel and/or mfsroot image are splitted into, say, three > >>floppies, we have to have three floppies. > >> > >>Yes, floppies are so cheap to buy, but sometimes not handy you know. > >>I believe that some of my friends said to me that "hey, I'm so tired > >>to write THREE floppy images, it's so slow!" > >> > >>It would be technically easy to introduce splitfs for kernel/mfsroot > >>(it is already there), but it also introduce an important design change. > >>We should have enough time to consider that we decide the 3rd floppy > >>image treats a mandatory one. > > > > I have splitfs done in a p4 tree. Currently for i386 on current it takes > > up 3 floppies. One more floppy image is not all that bad, and it removes > > all the kernel module complication. This is using a GENERIC kernel, so > > it greatly simplifies release building and requires no more tweaking of > > BOOTMFS to make stuff "just fit". I'm currently doing some final testing > > before committing it to HEAD as I've occasionally had problems with the > > split images being loaded off of floppy. I added a md5 command to the > > loader today and it verified that the mfsroot and kernel were read ok, > > however. I have this bad feeling that there is some kind of memory > > corruption bug in the loader and that the problem goes away if you use a > > loader that has forth in it. > > This is excellent work. Thanks a lot. We should even be able to turn Alpha floppies back on now with no worries. :) -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org
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