openstack team mailing list archive

[Doug Hellmann <doug.hellmann@xxxxxxxxxxxxx>]

On May 22, 2012, at 5:15 AM, Tom <tom.galvin@xxxxxx> wrote:

> On 05/21/2012 10:52 PM, Doug Hellmann wrote:
>> I have written up some of my thoughts on a proposed design for
>> ceilometer in the wiki [1]. I'm sure there are missing details, but I
>> wanted to start getting ideas into writing so they could be discussed
>> here on the list, since I've talked about different parts with a couple
>> of you separately.
>> 
>> Let me know what you think, and especially if I am not clear or have
>> left out any details.
> 
> Hi Doug
> 
> That looks nice t but I'm wondering why you've chosen to poll over an event driven approach? (libvirt supports events as far as I can tell).

Using events only gets us some of the data we want. It isn't enough know that the vim was launched, we also want to know about the resources it uses over time. If we can get that without polling, then we should investigate that approach.

Doug

> 
> Thanks
> 
> Tom
>