Date: Mon, 10 Dec 2001 14:39:36 +1030 From: Greg Lehey <grog@FreeBSD.org> To: Terry Lambert <tlambert2@mindspring.com> Cc: Daniel O'Connor <doconnor@gsoft.com.au>, sthaug@nethelp.no, freebsd-current@FreeBSD.ORG, j@uriah.heep.sax.de, joerg_wunsch@uriah.heep.sax.de Subject: Re: "Dangerously dedicated" yet again (was: cvs commit: src/sys/kern subr_diskmbr.c) Message-ID: <20011210143936.F63585@monorchid.lemis.com> In-Reply-To: <3C142200.1746FFA2@mindspring.com> References: <44735.1007899299@verdi.nethelp.no> <XFMail.20011209225258.doconnor@gsoft.com.au> <20011210105025.H83634@monorchid.lemis.com> <3C142200.1746FFA2@mindspring.com>
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On Sunday, 9 December 2001 at 18:46:24 -0800, Terry Lambert wrote: > Greg Lehey wrote: > > [ ... IBM DTLA drives ... ] No, that wasn't me. > IBM DTLA drives are known to rotate fast enough near the spindle > that the sustained write speed exceeds the ability of the controller > electronics to keep up, and results in crap being written to disk. What about the cache? > This is not often a problem with windows, the FS of shich fills > sectors in towards the spindle, so you only hit the problem when you > near the "disk full" state. This sounds very unlikely. > Do a Google/Tom's Hardware search to reassure yourself that I am not > smoking anything. I think I'd rather put the shoe on the other foot. This looks like high-grade crack. Who was smoking it? >>> I don't understand the need some people have for using something that is >>> labelled as DANGEROUS. >> >> I don't understand the need some people have for labelling something >> as DANGEROUS when it works nearly all the time. I *did* write this. > It's because you have to reinstall, should you want to add a second > OS at a later date (e.g. Linux, or Windows). So all dedicated installations are dangerous? I would have to do that whether I had a Microsoft partition table or not if I had already used the entire disk for FreeBSD. >> We don't have many disks which are shared between different platforms, >> but that will change. As you know, I have the ability to hot swap >> disks between an RS/6000 platform and an ia32 platform. The RS/6000 >> disks will never have a Microsoft partition table on them. They will >> have BSD partition tables on them. Why call this dangerous? > > Your use is orthogonal to the most common expected usage, which is > disks shared between OSs on a single platform, rather than disks > shared between a single OS on multiple platforms. Expected usage is to install once and then never change it. Greg -- See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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