openstack team mailing list archive

[吴亚伟 <wuyawei.mail@xxxxxxxxx>]

于 2012年10月31日 21:56, Julien Danjou 写道:
> On Wed, Oct 31 2012, 吴亚伟 wrote:
>
> > 1) '123890000000' nanoseconds means '123.89' seconds or two minutes,it
> > seem like to be 1238.9 seconds actually, is there something wrong ?
> Why do you think it's 1238.9 seconds?

Well, to be honest, I do really though it's an uptime...

> > 3) If I reboot or suspend vm_1, I find that the 'counter_volume' of cpu
> > usage record will count from zero. Just like '8 minutes' -> '18 minutes'
> > -> '28 minutes' [-> '0 minutes'] ->'5 minutes' -> '15 minutes'. Does it
> > mean that 'counter_volume' just represents how long has vm_1 been booted
> > up ?
> Not at all. It means the CPU time consumed is reset to 0, but that's not
> an issue in itself, the API should be capable to deal with that if you
> ask for the total usage.

Is the API capable to deal with that at present? If not, when?

> > 4) This one is about Web API. I find that "GET
> > /v1/resources/(resource)/meters/(meter)/volume/sum" just return the sum
> > value of all the cpu 'counter_volume', like '8 minutes' + '18 minutes'.
> > Is it reduplicate ?
> Don't understand what you mean, but the CPU counter is a cumulative one,
> and asking for its sum is a non-sense. You want to ask for (max - min)
> to get the used value, something which is not in the API yet.

Is the Web API in the document going to be updated recently?


Thanks

-----------------------
Yawei Wu
Dalian Hi-Think Computer Technology,Corp.