Re: [RFC PATCH v4 00/19] Core scheduling v4

From: Tim Chen
Date: Thu Feb 13 2020 - 13:37:07 EST


On 2/12/20 3:07 PM, Julien Desfossez wrote:

>>
>> Have you guys been able to make progress on the issues with I/O intensive workload?
>
> I finally have some results with the following branch:
> https://github.com/digitalocean/linux-coresched/tree/coresched/v4-v5.5.y
>
>
> So the main conclusion is that for all the test cases we have studied,
> core scheduling performs better than nosmt ! This is different than what
> we tested a while back, so it's looking really good !

Thanks for the data. They look really encouraging.

Aubrey is working on updating his patches so it will load balance
to the idle cores a bit better. We are testing those and will post
the update soon.

Tim