I don't quite follow your question, nova-compute should run in the VM host (dom0), not in the guest VM (domU), right? Otherwise how could nova-compute have access to all dom0 privileges to start and manipulate vms?
This is my nova.conf: --dhcpbridge_flagfile=/etc/nova/nova.conf --dhcpbridge=/usr/bin/nova-dhcpbridge --logdir=/var/log/nova --state_path=/var/lib/nova --lock_path=/var/lock/nova --verbose --s3_host=10.0.254.9 --rabbit_host=10.0.254.9 --cc_host=10.0.254.9 --ec2_url=http://10.0.254.9:8773/services/Cloud --sql_connection=mysql://novadbadmin:root@10.0.254.9/nova --network_manager=nova.network.manager.FlatDHCPManager --network_host=10.0.254.9 --flat_network_bridge=xenbr0 --libvirt_type=xen --xenapi_remap_vbd_dev=true --glance_api_servers=10.0.254.9:9292 --image_service=nova.image.glance.GlanceImageService --nouse_cow_images Em 11 de janeiro de 2012 12:06, jeffrey coho <jeffreycohob...@gmail.com>escreveu: > Hi, > where did u install ur nova-compute? u should put it on a domU(PV > mode). what's more, > can u screenshot ur nova.conf here plz? > > > 2012/1/11 Rogério Vinhal Nunes <roge...@dcc.ufmg.br> > >> I've installed nova-compute along with xen and libvirt in a fresh Ubuntu >> 11.10 install. But I'm experiencing some problems to get it running. >> >> nova-compute service fails to start and nova-compute.log shows this error >> message: >> >> 2011-12-26 09:36:03,679 CRITICAL nova [-] [Errno 2] No such file or >> directory: '/var/lib/nova/instances/Domain-0/console.ring' >> (nova): TRACE: Traceback (most recent call last): >> (nova): TRACE: File "/usr/bin/nova-compute", line 49, in <module> >> (nova): TRACE: service.wait() >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/service.py", >> line 357, in wait >> (nova): TRACE: _launcher.wait() >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/service.py", >> line 107, in wait >> (nova): TRACE: service.wait() >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 166, in >> wait >> (nova): TRACE: return self._exit_event.wait() >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/eventlet/event.py", >> line 116, in wait >> (nova): TRACE: return hubs.get_hub().switch() >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line 177, in switch >> (nova): TRACE: return self.greenlet.switch() >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 192, in >> main >> (nova): TRACE: result = function(*args, **kwargs) >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/service.py", >> line 77, in run_server >> (nova): TRACE: server.start() >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/service.py", >> line 137, in start >> (nova): TRACE: self.manager.init_host() >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 157, in >> init_host >> (nova): TRACE: self.driver.init_host(host=self.host) >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", line >> 253, in init_host >> (nova): TRACE: self._start_console_logger(name, fifo_path, >> ringbuffer_path) >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", line >> 297, in _start_console_logger >> (nova): TRACE: self.console_loggers[name] = ConsoleLogger(fifo_path, >> ringbuffer_path) >> (nova): TRACE: File >> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py", line >> 186, in __init__ >> (nova): TRACE: FLAGS.libvirt_console_log_size) >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/utils.py", >> line 932, in __init__ >> (nova): TRACE: self.f = self._open(backing_file) >> (nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/utils.py", >> line 970, in _open >> (nova): TRACE: fd = os.open(filename, os.O_RDWR | os.O_CREAT, 0666) >> (nova): TRACE: OSError: [Errno 2] No such file or directory: >> '/var/lib/nova/instances/Domain-0/console.ring' >> >> Is there anything else I need to do to make Diablo work with Xen? It >> seems that openstack is considering Domain-0 an instance. I have a Ubuntu >> 10.04 configuration that works fine, I've found out that in this >> configuration "virsh list" doesn't show Domain-0, so that may be the >> problem. But for libvirt showing the Domain-0 vm seems like the correct >> behaviour, nova-compute is the one that should ignore it. >> >> I've filed a bug ( https://bugs.launchpad.net/bugs/912701 ) and also a >> question ( https://answers.launchpad.net/nova/+question/182917 ), but >> I've got no answer yet. This is pretty critical, is there something I can >> do to workaround it? I would want to avoid using xenapi directly. >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~openstack >> Post to : openstack@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~openstack >> More help : https://help.launchpad.net/ListHelp >> >> > > > -- > Sincerely yours, > Jeff > >
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