Re: Questions about Cx and Px state uploading from dom0

2022-04-06 Thread Roger Pau Monné
On Wed, Apr 06, 2022 at 05:51:06PM +0200, Jan Beulich wrote: > On 06.04.2022 17:09, Roger Pau Monné wrote: > > On Wed, Apr 06, 2022 at 02:47:38PM +0200, Jan Beulich wrote: > >> On 06.04.2022 12:38, Roger Pau Monné wrote: > >>> On Wed, Apr 06, 2022 at 10:13:41AM +0200, Jan Beulich wrote: > On

Re: Questions about Cx and Px state uploading from dom0

2022-04-06 Thread Jan Beulich
On 06.04.2022 17:09, Roger Pau Monné wrote: > On Wed, Apr 06, 2022 at 02:47:38PM +0200, Jan Beulich wrote: >> On 06.04.2022 12:38, Roger Pau Monné wrote: >>> On Wed, Apr 06, 2022 at 10:13:41AM +0200, Jan Beulich wrote: On 23.03.2022 09:54, Roger Pau Monné wrote: > Hello, > > I was

Re: Questions about Cx and Px state uploading from dom0

2022-04-06 Thread Roger Pau Monné
On Wed, Apr 06, 2022 at 02:47:38PM +0200, Jan Beulich wrote: > On 06.04.2022 12:38, Roger Pau Monné wrote: > > On Wed, Apr 06, 2022 at 10:13:41AM +0200, Jan Beulich wrote: > >> On 23.03.2022 09:54, Roger Pau Monné wrote: > >>> Hello, > >>> > >>> I was looking at implementing ACPI Cx and Px state

Re: Questions about Cx and Px state uploading from dom0

2022-04-06 Thread Jan Beulich
On 06.04.2022 12:38, Roger Pau Monné wrote: > On Wed, Apr 06, 2022 at 10:13:41AM +0200, Jan Beulich wrote: >> On 23.03.2022 09:54, Roger Pau Monné wrote: >>> Hello, >>> >>> I was looking at implementing ACPI Cx and Px state uploading from >>> FreeBSD dom0, as my main test box is considerably

Re: Questions about Cx and Px state uploading from dom0

2022-04-06 Thread Roger Pau Monné
On Wed, Apr 06, 2022 at 10:13:41AM +0200, Jan Beulich wrote: > On 23.03.2022 09:54, Roger Pau Monné wrote: > > Hello, > > > > I was looking at implementing ACPI Cx and Px state uploading from > > FreeBSD dom0, as my main test box is considerably slower without Xen > > knowing about the Px states.

Re: Questions about Cx and Px state uploading from dom0

2022-04-06 Thread Jan Beulich
On 23.03.2022 09:54, Roger Pau Monné wrote: > Hello, > > I was looking at implementing ACPI Cx and Px state uploading from > FreeBSD dom0, as my main test box is considerably slower without Xen > knowing about the Px states. That has raised a couple of questions. > > 1. How to figure out what

Re: Questions about Cx and Px state uploading from dom0

2022-03-23 Thread Elliott Mitchell
On Wed, Mar 23, 2022 at 09:54:24AM +0100, Roger Pau Monn?? wrote: > > 2. When uploading Px states, what's the meaning of the shared_type > field in xen_processor_performance? I've looked at the usage of the > field by Xen, and first of all it seems to be a layering violation > because the values

Questions about Cx and Px state uploading from dom0

2022-03-23 Thread Roger Pau Monné
Hello, I was looking at implementing ACPI Cx and Px state uploading from FreeBSD dom0, as my main test box is considerably slower without Xen knowing about the Px states. That has raised a couple of questions. 1. How to figure out what features to report available by OSPM when calling the _PDC