Re: fdisk(8) vs gpart(8), and gnop


On 06/01/14 08:52, Steven Hartland wrote:
> ----- Original Message ----- From: "Mark Felder" <feld@freebsd.org>
>
>> On May 31, 2014, at 20:57, Freddie Cash <fjwcash@gmail.com> wrote:
>>
>>> There's a sysctl where you can set the minimum ashift for zfs. Then you
>>> never need to use gnop.
>>>
>>> I believe it's part of 10.0?
>>
>> I've not seen this yet. What we need is to port the ability to set 
>> ashift at pool creation time:
>>
>> $ zpool create -o ashift=12 tank mirror disk1 disk2 mirror disk3 disk4
>>
>> I believe the Linux zfs port has this functionality now, but we still 
>> do not.
>
> We don't have that direct option yet but you can achieve the
> same thing by setting: vfs.zfs.min_auto_ashift=12
>
Does anyone have any objections to me changing this default, right now, 
today?
-Nathan

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