Date: Tue, 26 May 2009 09:21:02 -0700 From: George Hartzell <hartzell@alerce.com> To: FreeBSD Stable Mailing List <freebsd-stable@freebsd.org> Subject: Re: ZFS boot on zfs mirror Message-ID: <18972.5870.795005.186542@already.dhcp.gene.com> In-Reply-To: <alpine.BSF.2.00.0905261353140.8940@woozle.rinet.ru> References: <29579856-69F7-4CDC-A52A-B414A40180ED@yellowspace.net> <4A1B0B4F.1020106@h3q.com> <ea7b7b810905260226g29e8cbf5ic75a59b979f6cd42@mail.gmail.com> <alpine.BSF.2.00.0905261353140.8940@woozle.rinet.ru>
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Dmitry Morozovsky writes: > On Tue, 26 May 2009, Mickael MAILLOT wrote: > > MM> Hi, > MM> > MM> i prefere use zfsboot boot sector, an example is better than a long talk: > MM> > MM> $ zpool create tank mirror ad4 ad6 > MM> $ zpool export tank > MM> $ dd if=/boot/zfsboot of=/dev/ad4 bs=512 count=1 > MM> $ dd if=/boot/zfsboot of=/dev/ad6 bs=512 count=1 > MM> $ dd if=/boot/zfsboot of=/dev/ad4 bs=512 skeep=1 seek=1024 > MM> $ dd if=/boot/zfsboot of=/dev/ad6 bs=512 skeep=1 seek=1024 > > s/skeep/skip/ ? ;-) What is the reason for copying zfsboot one bit at a time, as opposed to dd if=/boot/zfsboot of=/dev/ad4 bs=512 count=2 g.
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