Seagate Archive HDD

[Adrian Chadd]

On 26 March 2015 at 15:37, Alan Somers <asomers at freebsd.org> wrote:
> On Thu, Mar 26, 2015 at 4:33 PM, Adrian Chadd <adrian at freebsd.org> wrote:
>> Hm, what's required to get the stripe size for doing IO or whatever
>> the under-the-hood thing is for the Sharding?
>>
>> -a
>
> My understanding is that it's impossible; the drive-managed SMR drives
> present themselves as ordinary disks.  But, if their design is similar
> to the upcoming host-aware SMR drives, then the band size will be on
> the order of a few hundred megabytes.

Does anyone have anything that we can expose to userland / GEOM?

There's a bunch of useful userland storage stuff that would benefit
from knowing this kind of thing.



-adrian