On Tue, 16 Nov 2021 15:03:40 +,
Paolo Bonzini wrote:
>
> On 11/5/21 20:20, Marc Zyngier wrote:
> > The kvm structure is pretty large. A large portion of it is the vcpu
> > array, which is 4kB on x86_64 and arm64 as they deal with 512 vcpu
> > VMs. Of course, hardly anyone runs VMs this big, s
On 11/5/21 20:20, Marc Zyngier wrote:
The kvm structure is pretty large. A large portion of it is the vcpu
array, which is 4kB on x86_64 and arm64 as they deal with 512 vcpu
VMs. Of course, hardly anyone runs VMs this big, so this is often a
net waste of memory and cache locality.
A possible app
On 11/16/21 15:13, Juergen Gross wrote:
On 05.11.21 20:20, Marc Zyngier wrote:
The kvm structure is pretty large. A large portion of it is the vcpu
array, which is 4kB on x86_64 and arm64 as they deal with 512 vcpu
VMs. Of course, hardly anyone runs VMs this big, so this is often a
net waste of
The kvm structure is pretty large. A large portion of it is the vcpu
array, which is 4kB on x86_64 and arm64 as they deal with 512 vcpu
VMs. Of course, hardly anyone runs VMs this big, so this is often a
net waste of memory and cache locality.
A possible approach is to turn the fixed-size array in
