[openstack-dev] [nova] Question about modifying instance attribute(such as cpu-QoS, disk-QoS ) without shutdown the instance

Trump.Zhang zhangleiqiang at gmail.com
Tue Apr 8 16:45:11 UTC 2014


Such as QoS attributes of vCPU, Memory and Disk, including IOPS limit,
Bandwidth limit, etc.


2014-04-08 23:04 GMT+08:00 Jay Pipes <jaypipes at gmail.com>:

> On Tue, 2014-04-08 at 08:30 +0000, Zhangleiqiang (Trump) wrote:
> > Hi, Stackers,
> >
> >       For Amazon, after calling ModifyInstanceAttribute API , the
> instance must be stopped.
> >
> >       In fact, the hypervisor can online-adjust these attribute. But
> amzon and openstack do not support it.
> >
> >       So I want to know what are your advice about introducing the
> capability of online adjusting these instance attribute?
>
> What kind of attributes?
>
> Best,
> -jay
>
>
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