Re: [Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-20 Thread Yi Sun
On 17-09-20 09:36:13, Roger Pau Monn� wrote: > On Wed, Sep 20, 2017 at 11:06:57AM +0800, Yi Sun wrote: > > On 17-09-18 18:16:40, Roger Pau Monn� wrote: > > > On Tue, Sep 05, 2017 at 05:32:23PM +0800, Yi Sun wrote: > > > > +* xl interfaces: > > > > + > > > > + 1. `psr-mba-show [domain-id]`: > > >

Re: [Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-20 Thread Roger Pau Monné
On Wed, Sep 20, 2017 at 11:06:57AM +0800, Yi Sun wrote: > On 17-09-18 18:16:40, Roger Pau Monn� wrote: > > On Tue, Sep 05, 2017 at 05:32:23PM +0800, Yi Sun wrote: > > > +* xl interfaces: > > > + > > > + 1. `psr-mba-show [domain-id]`: > > > > Is this limited to domain-id, or one can also use the

Re: [Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-19 Thread Yi Sun
On 17-09-18 18:16:40, Roger Pau Monn� wrote: > On Tue, Sep 05, 2017 at 05:32:23PM +0800, Yi Sun wrote: > > +* xl interfaces: > > + > > + 1. `psr-mba-show [domain-id]`: > > Is this limited to domain-id, or one can also use the domain name? > Most of the xl commands accept either a domain-id or a

Re: [Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-19 Thread Yi Sun
On 17-09-19 00:07:36, Jan Beulich wrote: > >>> Roger Pau Monné 09/18/17 7:21 PM >>> > >On Tue, Sep 05, 2017 at 05:32:23PM +0800, Yi Sun wrote: > >> +## Hardware perspective > >> + > >> + MBA defines a range of MSRs to support specifying a delay value (Thrtl) > >> per > >>

Re: [Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-19 Thread Jan Beulich
>>> Roger Pau Monné 09/18/17 7:21 PM >>> >On Tue, Sep 05, 2017 at 05:32:23PM +0800, Yi Sun wrote: >> +## Hardware perspective >> + >> + MBA defines a range of MSRs to support specifying a delay value (Thrtl) >> per >> + COS, with details below. >> + >> + ``` >> +

Re: [Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-18 Thread Roger Pau Monné
On Tue, Sep 05, 2017 at 05:32:23PM +0800, Yi Sun wrote: > +* xl interfaces: > + > + 1. `psr-mba-show [domain-id]`: Is this limited to domain-id, or one can also use the domain name? Most of the xl commands accept either a domain-id or a domain-name. > + > + Show memory bandwidth throttling

[Xen-devel] [PATCH v3 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document

2017-09-05 Thread Yi Sun
This patch creates MBA feature document in doc/features/. It describes key points to implement MBA which is described in details in Intel SDM "Introduction to Memory Bandwidth Allocation". Signed-off-by: Yi Sun --- v3: - remove 'closed-loop' related description.