Re: Multi-Actuator SAS HDD First Look

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Yes I will be there to discuss the multi-LUN approach. I wanted to get
these interface details out so we could have some background and
perhaps folks would come with ideas. I don't have much more to put
out, but I will certainly answer questions - either on this list or
directly.

Best regards,
-Tim

On Fri, Mar 30, 2018 at 12:31 PM, Bart Van Assche
<Bart.VanAssche@xxxxxxx> wrote:
> On Fri, 2018-03-30 at 12:21 -0600, Tim Walker wrote:
>
>> Yes, the header LUN field. Sorry!
>
>>
>
>> We hadn't intended to broadcast - we expect to see a LUN specified.
>
>> For a device specific command both LUNs will be affected regardless of
>
>> which LUN is specified in the transport field. e.g. if we command LUN1
>
>> to stop (START STOP UNIT) then LUN0 will also be stopped.
>
>>
>
>> Sorry if my terminology wasn't entirely clear - some jargon and
>
>> informal usage slipping through.
>
>
>
> Hello Tim,
>
>
>
> Do you perhaps plan to attend LSF/MM next month? It probably will be easier
>
> to discuss this further in person instead of continuing this e-mail thread.
>
> See also https://urldefense.proofpoint.com/v2/url?u=https-3A__events.linuxfoundation.org_events_lsfmm-2D2018_&d=DwIGaQ&c=IGDlg0lD0b-nebmJJ0Kp8A&r=NW1X0yRHNNEluZ8sOGXBxCbQJZPWcIkPT0Uy3ynVsFU&m=MebnGjWzpdtum7IWMvt4lPVFr7aZr4pLz9A4pVL9uFM&s=SPtZIJ6pKfO5rlo4MokPxd09lri5kKheGP56t-zooiY&e=.
>
>
>
> Thanks,
>
>
>
> Bart.
>
>
>
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>



-- 
Tim Walker
Product Design Systems Engineering, Seagate Technology
(303) 775-3770




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