Re: [PATCH v3 1/3] qmp: Support for querying stats

[Daniel P . Berrangé]

On Thu, Feb 03, 2022 at 07:38:08PM +0100, Paolo Bonzini wrote:
> On 2/1/22 13:08, Daniel P. Berrangé wrote:
> > I still feel like this is rather verbose, and should be simplified
> > down to.
> > 
> >   { "return": {
> >       "vm": {
> >         "kvm": [ ... ]
> >         "provider-XYZ": [ ... ],
> >         ...
> >       }
> >   }
> 
> My main qualm with this is that not just QEMU, but every layer above then
> needs to either treat stats as a "dynamic" type unless they want to only
> handle providers that they know.
> 
> The main reason why I asked Mark to do all this work, was so that new stats
> and stats providers could be added transparently, and only new *targets*
> would need work all over the stack (but those are fewer, for example
> blockdev/netdev/iothread).

Hmm, yes, i see what you mean.

Regards,
Daniel
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