openstack team mailing list archive

[Yaguang Tang <heut2008@xxxxxxxxx>]

Here is a wiki  about this feature,
https://wiki.openstack.org/wiki/InstanceResourceQuota
you can set CPU, disk IO consume policy, network traffic bandwidth for
specified flavor. so the instance of that flavor can only consume under
controlled physical resource.
<https://wiki.openstack.org/wiki/InstanceResourceQuota>
2013/7/10 Shake Chen <shake.chen@xxxxxxxxx>

> https://blueprints.launchpad.net/nova/+spec/quota-instance-resource
>
> In my view the instance recourse  like cpu, network, disk io quota feature
> have in Grizzly. we just need to add the feature to Horizon.
>
>
> On Wed, Jul 10, 2013 at 3:53 AM, Bruno Oliveira ~lychinus <
> brunnop.oliveira@xxxxxxxxx> wrote:
>
>> Hello, any thoughts on this ?
>>
>> Thank you
>> --
>>
>> Bruno Oliveira
>> Developer, Software Engineer
>> irc: lychinus | skype: brunnop.oliveira
>> brunnop.oliveira@xxxxxxxxx
>>
>>
>>
>>
>>
>> On Mon, Jul 1, 2013 at 4:22 PM, Bruno Oliveira ~lychinus
>> <brunnop.oliveira@xxxxxxxxx> wrote:
>> > Hello Stackers,
>> >
>> > Today morning I saw an interesting question regarding CPU Scaling
>> > in the list, which got me to ask the following:
>> >
>> > Currently (or in the roadmap) do we have any feature on Nova
>> > (regardless of the hypervisor underneath) to set maximum disk I/O
>> > throughput a VM can have ?
>> >
>> > I mean, let's say we have hundreds of VMs under the same host as
>> > in production, and for some reason we're lacking performance due to
>> > one (or a few of them) being too hungry/greedy for disk reads/writes.
>> >
>> > Question 1) Is there a way we can set quotas for disk I/O for a (group
>> of)
>> > instances ? Like: for this one (or this group), don't exceed the
>> threshold
>> > of 50 MB/seg
>> >
>> > Question 2) Also, do we have anything like vertical scalling ?
>> > I mean, like defining CPU and Memory Balloons as extra resources
>> > that a set of VMs can make use of (temporarily), if they're demanding
>> to ?
>> >
>> > Note: I've seen some of the videos of "Heat" talking about increasing
>> > horizontally  the number of instances behind a load balancer to attend
>> > an increasing number of user requests, for instances...
>> >
>> > Thank you so much.
>> >
>> > --
>> >
>> > Bruno Oliveira
>> > Developer, Software Engineer
>> > irc: lychinus | skype: brunnop.oliveira
>> > brunnop.oliveira@xxxxxxxxx
>>
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>
>
>
> --
> Shake Chen
>
>
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>


-- 
Tang Yaguang

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