vfs.zfs.min_auto_ashift and OpenZFS
Niclas Zeising
zeising+freebsd at daemonic.se
Wed Sep 9 17:06:35 UTC 2020
On 2020-09-09 17:55, Ryan Moeller wrote:
>
> On 9/8/20 4:31 PM, Niclas Zeising wrote:
>> On 2020-05-02 02:20, Matthew Macy wrote:
>>> OpenZFS doesn't have the same ashift optimization logic that FreeBSD
>>> has. It's something that needs to be resolved before the code can be
>>> integrated downstream.
>>
>> So currently all pools created with OpenZFS will use 512 bit
>> alignment, at least if the underlying storage device uses 512bit
>> sectors (which most drives tend to do)?
>>
>> If this is the case, it feels like a pessimisation.
>>
>> Regards
>
>
> The vdev ashift optimizations from FreeBSD were put in OpenZFS before
> the import into base. That sysctl does work now.
>
Thank you for the clarification!
Regards
--
Niclas
More information about the freebsd-current
mailing list