Open Stack

if you are using  essex, you can get the service resources
(CPU,Memory,Disk) from nova-scheduler logs.
all compute node report its avaible resources to nova-scheduler .the smart
 nova-scheduer use these info to implememt a variety of scheduler filters.

2012/4/20 Razique Mahroua <razique.mahroua at gmail.com>

> Hey, I think you would look into the "diagnostic" calls
> the operator client (python-novaclient) has implemented it via $nova
> diagnostics, which likely give you the stats you are looking for
>
> *Nuage & Co - Razique Mahroua** *
> razique.mahroua at gmail.com
>
>
> Le 20 avr. 2012 à 13:17, Szymon Grzybowski a écrit :
>
> Is there any way to get information about resource utilization from
> Openstack? Any hidden API or something like that? I'm looking for
> statistics about CPU, RAM usage etc. both from server itself (host) and
> Instances (Virtual Machines) inside openstack, because i'd like to write
> some piece of software which could analyze those data and for example,
> migrate one VM to another Host. Is it possible to do this right now in
> Openstack? Because all i can see on dashboard are stats about instance's
> type. I've seen in docs something about live-migration, but i can't find
> openstack's way to get informations about resources.
>
> Where should i look for it in code if there is no official api, because
> Openstack has to collect such data right?
>
> --
> *Semy*
>
>
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