Re: [Qemu-devel] [RFC 0/6] enable numa configuration before machine_init() from HMP/QMP

[Paolo Bonzini]

On 17/10/2017 17:07, Daniel P. Berrange wrote:
> ie instead of:
> 
>   -smp 8,sockets=4,cores=2,threads=1
>   -numa node,nodeid=0,cpus=0-3
>   -numa node,nodeid=1,cpus=4-7
> 
> we could do:
> 
>   -object numa-node,id=numa0
>   -object numa-node,id=numa1
>   -object cpu,id=cpu0,node=numa0,socket=0,core=0,thread=0
>   -object cpu,id=cpu1,node=numa0,socket=0,core=1,thread=0
>   -object cpu,id=cpu2,node=numa0,socket=1,core=0,thread=0
>   -object cpu,id=cpu3,node=numa0,socket=1,core=1,thread=0
>   -object cpu,id=cpu4,node=numa1,socket=2,core=0,thread=0
>   -object cpu,id=cpu5,node=numa1,socket=2,core=1,thread=0
>   -object cpu,id=cpu6,node=numa1,socket=3,core=0,thread=0
>   -object cpu,id=cpu7,node=numa1,socket=3,core=1,thread=0
> 
> (perhaps -device instead of -object above, but that's a minor detail)

I understand that this is just an example, but wasn't this what is solved by

  -smp 8,sockets=4,cores=2,thread=1
  -numa node,nodeid=0 -numa cpu,node-id=0,socket-id=0-1
  -numa node,nodeid=1 -numa cpu,node-id=0,socket-id=2-3

?

Paolo