[Openstack] Using KVM for Large Infrastructures

sylecn sylecn at gmail.com
Fri Jan 10 12:30:09 UTC 2014


Openstack supports restricting IOPS for libvirt+KVM based vm.

https://wiki.openstack.org/wiki/InstanceResourceQuota

You can restrict disk and network IO.

It's implemented using libvirt + cgroups.

Thanks,
Yuanle


On Thu, Jan 9, 2014 at 10:17 PM, Mridhul Pax <mridhul at live.com> wrote:

> Hello Stackers,
>
> Any one using KVM as hypervisor in the production servers ? We are
> planning to use KVM as hypervisor in our production systems and we are
> planning to use 5 hypervisor nodes (~40 vms per hypervisor).
>
> How scalable is KVM when used with openstack ? Any limitations ?
>
> Any ideas on handling HA (live migration) and Storage Motions ?
>
> Is there a way I can restrict IOPS per VMs ?
>
> Which Hypervisor is recommended to use with Openstack ?
>
>
> Thanks in advance
> Mridhul
>
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