Date: Sun, 12 Jul 2009 14:03:04 -0500 From: Scot Hetzel <swhetzel@gmail.com> To: Norikatsu Shigemura <nork@freebsd.org> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: [SOLVED]Re: How to create ZFS on Root using MBR slices? Message-ID: <790a9fff0907121203w7e814493n97eaa8664531f37@mail.gmail.com> In-Reply-To: <20090712175929.f38d4c26.nork@FreeBSD.org> References: <790a9fff0907101159w495b644dge4a4bd81de0bda9b@mail.gmail.com> <20090710211809.GA84773@crodrigues.org> <790a9fff0907101911y7143ed4bnbb050d78ebc21558@mail.gmail.com> <790a9fff0907110606t61da8ebbufa5575d12d949ca@mail.gmail.com> <790a9fff0907110747t7187fba6h7fdb82a40f57d489@mail.gmail.com> <20090712175929.f38d4c26.nork@FreeBSD.org>
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On Sun, Jul 12, 2009 at 3:59 AM, Norikatsu Shigemura<nork@freebsd.org> wrot= e: > Hi Scot. > > On Sat, 11 Jul 2009 09:47:21 -0500 > Scot Hetzel <swhetzel@gmail.com> wrote: >> I created a page on the FreeBSD wiki with these instructions. >> http://wiki.freebsd.org/ZFSOnRootWithZFSboot > > =A0 =A0 =A0 =A0I have two requests. > > =A0 =A0 =A0 =A01. Use fstab instead of vfs.root.mountfrom. > =A0 =A0 =A0 =A0 =A0 loader with LOADER_ZFS_SUPPORT can read /etc/fstab, > =A0 =A0 =A0 =A0 =A0 so we should use fstab like UFS. > > - - - - - - - - - - > # Device =A0 =A0 =A0 =A0Mountpoint =A0 =A0 =A0FStype =A0Options Dump =A0 = =A0Pass# > zroot =A0 =A0 =A0 =A0 =A0 / =A0 =A0 =A0 =A0 =A0 =A0 =A0 zfs =A0 =A0 =A0 = =A0 =A0 =A0 rw,noatime =A0 =A0 =A00 =A0 =A0 =A0 0 > - - - - - - - - - - > I added a Alternate configuration section, and added an example /etc/fstab > =A0 =A0 =A0 =A02. all compression=3Don is not usable. > =A0 =A0 =A0 =A0 =A0 I had used all zfs with compression=3Don. =A0In thus = environment, > =A0 =A0 =A0 =A0 =A0 toooo latency, I got frustration. =A0We should use co= mpression=3Don > =A0 =A0 =A0 =A0 =A0 on some fs. > I added a warning about latency caused by enabling compression to step 7. Scot
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