Re: [Xen-devel] RTDS with extra time issue

[Meng Xu <xumengpanda@xxxxxxxxx>]

On Mon, Feb 12, 2018 at 6:08 AM, Andrii Anisov <andrii_anisov@xxxxxxxx> wrote:
>
> Dario, Meng,
>
>
> On 12.02.18 12:17, Dario Faggioli wrote:
>>
>> Well, I'll let Andrii reply, but honestly, I don't think it is.
>>
>> See, for instance, the fact that DomR has only 1 vCPU, so I find it
>> unlikely that the only thing that run there is *just* *one* real-time
>> task. :-/
>
> While I'm focused mainly on the topic discussed here [1], a RT domain will 
> have some RTOS with its set tasks (RT as well as non-RT), also it would 
> communicate with other domains. Likely it would be one RT domain per system.
> So I'm trying to estimate somehow if RTDS has its practical usage or 
> dedicated cpupool with null scheduler will do the job.
>
> [1] 
> https://lists.linuxfoundation.org/pipermail/automotive-discussions/2018-January/005590.html

I see. This is interesting. I'm also interested in the practical use
case of both RTDS and null scheduler.

Best,

Meng

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