Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 20 Jan 2004 14:41:25 -0700
From:      Scott Long <scottl@freebsd.org>
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        will@csociety.org
Subject:   Re: Fix make release for 4-STABLE
Message-ID:  <400DA085.7080007@freebsd.org>
In-Reply-To: <200401201502.18549.jhb@FreeBSD.org>
References:  <20040118235148M.matusita@jp.FreeBSD.org> <20040119095453.GA43280@pc5.i.0x5.de> <20040119195826X.matusita@jp.FreeBSD.org> <200401201502.18549.jhb@FreeBSD.org>

next in thread | previous in thread | raw e-mail | index | archive | help
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.

Scott



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?400DA085.7080007>