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 <[email protected]> > 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** * > [email protected] > > > 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* > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : [email protected] > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : [email protected] > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > >
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