Date: Sun, 1 Jun 2014 17:13:33 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Allan Jude" <allanjude@freebsd.org>, <freebsd-hackers@freebsd.org> Subject: Re: fdisk(8) vs gpart(8), and gnop Message-ID: <F284665A3E1B4B7A924B25C49423C00A@multiplay.co.uk> References: <20140601004242.GA97224@bewilderbeast.blackhelicopters.org> <CAOjFWZ5N9FGwgSz0_YFNQjavzdJDitRn52VKn4ipW1ddj6-weQ@mail.gmail.com> <BCA9F5D6-3925-4E7E-9082-128652508305@FreeBSD.org> <3D6974D83AE9495E890D9F3CA654FA94@multiplay.co.uk> <538B4CEF.2030801@freebsd.org> <538B4F5F.2010700@freebsd.org>
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----- Original Message -----
From: "Allan Jude" <allanjude@freebsd.org>
>> Does anyone have any objections to me changing this default, right now,
>> today?
>
> The only other downside to 4k sectors is that you only get a history of
> 32 transaction groups instead of 128. Matt Ahrens says this isn't a big
> deal.
>
> I agree with changing the default to 12, a user making a new pool with
> 512b disks that is that worried about performance, can always shift the
> value back to 9.
>
> I will add this to the zfs section of the handbook, and make a specific
> note about this 512b issue.
>
> The 18,000 word ZFS section of the handbook should go live within a week
> or two.
Theres quite a bit more to it than that, see my previous post.
Regards
Steve
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