Yup, you got it, and an 8 disk raid-z2 array should still fly for a home system
:D I'm guessing you're on gigabit there? I don't see you having any problems
hitting the bandwidth limit on it.
Ross
> Date: Fri, 22 Aug 2008 11:11:21 -0700
> From: [EMAIL PROTECTED]
> To: [EMAIL PROTECTED]
> Subject: Re: [zfs-discuss] Best layout for 15 disks?
> CC: zfs-discuss@opensolaris.org
>
> On 8/22/08, Ross <[EMAIL PROTECTED]> wrote:
>
> > Yes, that looks pretty good mike. There are a few limitations to that as
> > you add the 2nd raidz2 set, but nothing major. When you add the extra
> > disks, your original data will still be stored on the first set of disks,
> > if you've any free space left on those you'll then get some data stored
> > across all the disks, and then I think that once the first set are full,
> > zfs will just start using the free space on the newer 8.
>
> > It shouldn't be a problem for a home system, and all that will happen
> > silently in the background. It's just worth knowing that you don't
> > necessarily get the full performance of a 16 disk array when you do it in
> > two stages like that.
>
> that's fine. I'll basically be getting the performance of an 8 disk
> raidz2 at worst, yeah? i'm fine with how the space will be
> distributed. after all this is still a huge improvement over my
> current haphazard setup :P
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