Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-15 Thread Stefano Stabellini
On Wed, 15 Sep 2021, Trilok Soni wrote: > On 9/14/2021 8:29 PM, Stefano Stabellini wrote: > > On Tue, 14 Sep 2021, Trilok Soni wrote: > > > On 9/13/2021 4:51 PM, Stefano Stabellini via Stratos-dev wrote: > > > > On Mon, 6 Sep 2021, AKASHI Takahiro wrote: > > > > > > the second is how many context s

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-15 Thread Trilok Soni
Hi Stefano, On 9/14/2021 8:29 PM, Stefano Stabellini wrote: On Tue, 14 Sep 2021, Trilok Soni wrote: On 9/13/2021 4:51 PM, Stefano Stabellini via Stratos-dev wrote: On Mon, 6 Sep 2021, AKASHI Takahiro wrote: the second is how many context switches are involved in a transaction. Of course with

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-15 Thread Trilok Soni
Hello, On 9/13/2021 4:51 PM, Stefano Stabellini via Stratos-dev wrote: On Mon, 6 Sep 2021, AKASHI Takahiro wrote: the second is how many context switches are involved in a transaction. Of course with all things there is a trade off. Things involving the very tightest latency would probably op

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-14 Thread Stefano Stabellini
On Tue, 14 Sep 2021, Trilok Soni wrote: > On 9/13/2021 4:51 PM, Stefano Stabellini via Stratos-dev wrote: > > On Mon, 6 Sep 2021, AKASHI Takahiro wrote: > > > > the second is how many context switches are involved in a transaction. > > > > Of course with all things there is a trade off. Things invo

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-13 Thread François Ozog
Hi Le mar. 14 sept. 2021 à 01:51, Stefano Stabellini via Stratos-dev < stratos-...@op-lists.linaro.org> a écrit : > On Mon, 6 Sep 2021, AKASHI Takahiro wrote: > > > the second is how many context switches are involved in a transaction. > > > Of course with all things there is a trade off. Things

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-10 Thread Alex Bennée
Christopher Clark writes: > On Sun, Sep 5, 2021 at 7:24 PM AKASHI Takahiro via Stratos-dev > wrote: > > Alex, > > On Fri, Sep 03, 2021 at 10:28:06AM +0100, Alex Benn??e wrote: > > In configuration phase of virtio device, the latency won't be a big matter. > In device operations (i.e. rea

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-09 Thread AKASHI Takahiro
On Mon, Sep 06, 2021 at 07:41:48PM -0700, Christopher Clark wrote: > On Sun, Sep 5, 2021 at 7:24 PM AKASHI Takahiro via Stratos-dev < > stratos-...@op-lists.linaro.org> wrote: > > > Alex, > > > > On Fri, Sep 03, 2021 at 10:28:06AM +0100, Alex Benn??e wrote: > > > > > > AKASHI Takahiro writes: > >

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-06 Thread Christopher Clark
On Sun, Sep 5, 2021 at 7:24 PM AKASHI Takahiro via Stratos-dev < stratos-...@op-lists.linaro.org> wrote: > Alex, > > On Fri, Sep 03, 2021 at 10:28:06AM +0100, Alex Benn??e wrote: > > > > AKASHI Takahiro writes: > > > > > Alex, > > > > > > On Wed, Sep 01, 2021 at 01:53:34PM +0100, Alex Benn??e wro

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-09-01 Thread Alex Bennée
AKASHI Takahiro writes: > Hi François, > > On Thu, Aug 12, 2021 at 09:55:52AM +0200, Fran??ois Ozog wrote: >> I top post as I find it difficult to identify where to make the comments. > > Thank you for the posting. > I think that we should first discuss more about the goal/requirements/ > prac

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-08-16 Thread François Ozog
I top post as I find it difficult to identify where to make the comments. 1) BE acceleration Network and storage backends may actually be executed in SmartNICs. As virtio 1.1 is hardware friendly, there may be SmartNICs with virtio 1.1 PCI VFs. Is it a valid use case for the generic BE framework t

Re: [Stratos-dev] Enabling hypervisor agnosticism for VirtIO backends

2021-08-12 Thread AKASHI Takahiro
Hi François, On Thu, Aug 12, 2021 at 09:55:52AM +0200, Fran??ois Ozog wrote: > I top post as I find it difficult to identify where to make the comments. Thank you for the posting. I think that we should first discuss more about the goal/requirements/ practical use cases for the framework. > 1)