Date: Tue, 30 Mar 2010 12:24:55 -0400 From: "illoai@gmail.com" <illoai@gmail.com> To: Jerry McAllister <jerrymc@msu.edu> Cc: Christoph Kukulies <kuku@kukulies.org>, freebsd-questions@freebsd.org Subject: Re: dd cloning slightly different disks Message-ID: <d7195cff1003300924ua6a9237vc2b72f327bdbd5e6@mail.gmail.com> In-Reply-To: <20100330161125.GA10813@gizmo.acns.msu.edu> References: <4BB21D20.4080000@kukulies.org> <20100330161125.GA10813@gizmo.acns.msu.edu>
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On 30 March 2010 12:11, Jerry McAllister <jerrymc@msu.edu> wrote: > On Tue, Mar 30, 2010 at 05:47:44PM +0200, Christoph Kukulies wrote: > >> Though not 100% FreeBSD centric, my question, I know that disk >> partitioning experts are around here. >> My noteook HD is a WD 5000BEVT, (500GB). Today I bought a Kingston SDnow= V+ >> Solid State drive, 512GB, with the intention to make my notebook a bit >> faster. It's an Intel Core 2 Duo, >> 7400 CPU. >> >> The WD disk shows as having 976773168 sectors (500108 MB), >> the SSD has 1000215216 sectors (512110 MB). >> >> At the moment I'm copying (dd) from the WD internal disk to the SSD >> which I had put into >> an external SATA Icybox. >> >> I'm hoping to be able to use my FreeBSD and Windows partitions >> afterwards somehow, >> possibly with some geometry tweaking or what. Due to the different disk >> geometry >> I'm expecting that the partition table entries will be wrong. >> >> Any clues how I should proceed when the copy will be done in 7 hours or >> so? (20MB/s >> is the transfer rate I got from a short test that I did before starting >> the big copy). > > Well, this could possibly work, but I wonder why you want to do it > this way. =A0 =A0I would be inclined to divide the disk as desired, do > the MSW install in the first slice and then get a FeeBSD fixit and > partition the other slice and then use dump/restore to move the FreeBSD > stuff over. =A0 That way you get the best fit for the new disk, no > worries about tweaking geometry and no loss of the amount the new > drive is bigger than the old one. > > ////jerry > Or even a middle path of creating the slices, making sure that the windows-to-be slice is exactly close enough, dd-ing the windows slice over (testing that it boots), and then running the dump/restore cycle for the freebsd portion of the drive. --=20 --
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