Hello, On the compute node (IP addr : 10.176.20.4) I am seeing the following error message in /var/log/nova/nova-compute.log:
2012-11-15 14:11:12 INFO nova.openstack.common.rpc.common [-] Reconnecting to AMQP server on localhost:5672 2012-11-15 14:11:12 ERROR nova.openstack.common.rpc.common [-] AMQP server on localhost:5672 is unreachable: [Errno 111] ECONNREFUSED. Trying again in 30 seconds. 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common Traceback (most recent call last): 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/impl_kombu.py", line 469, in reconnect 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common self._connect() 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/impl_kombu.py", line 446, in _connect 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common self.connection.connect() 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/connection.py", line 154, in connect 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common return self.connection 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/connection.py", line 560, in connection 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common self._connection = self._establish_connection() 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/connection.py", line 521, in _establish_connection 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common conn = self.transport.establish_connection() 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 255, in establish_connection 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common connect_timeout=conninfo.connect_timeout) 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 52, in __init__ 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common super(Connection, self).__init__(*args, **kwargs) 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/connection.py", line 129, in __init__ 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common self.transport = create_transport(host, connect_timeout, ssl) 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/transport.py", line 281, in create_transport 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common return TCPTransport(host, connect_timeout) 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/transport.py", line 85, in __init__ 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common raise socket.error, msg 2012-11-15 14:11:12 TRACE nova.openstack.common.rpc.common error: [Errno 111] ECONNREFUSED The rabbitmq server is running on the controller node (10.176.20.158), which is reachable from the compute node. Can someone please help me understand why the compute node is trying to connect to AMQP server on localhost. nova.conf file is below: [DEFAULT] # LOGS/STATE verbose=True logdir=/var/log/nova state_path=/var/lib/nova lock_path=/var/lock/nova rootwrap_config=/etc/nova/rootwrap.conf # AUTHENTICATION auth_strategy=keystone # [keystone_authtoken] auth_host = 127.0.0.1 auth_port = 35357 auth_protocol = http admin_tenant_name = service admin_user = nova admin_password = nova signing_dirname = /tmp/keystone-signing-nova # SCHEDULER compute_scheduler_driver=nova.scheduler.filter_scheduler.FilterScheduler # Cinder - VOLUMES #volume_driver=nova.volume.driver.ISCSIDriver #volume_group=nova-volumes #volume_name_template=volume-%08x #iscsi_helper=tgtadm volume_api_class=nova.volume.cinder.API # DATABASE sql_connection=mysql://nova:novadbsecret@10.176.20.158/nova # COMPUTE libvirt_type=kvm compute_driver=libvirt.LibvirtDriver instance_name_template=instance-%08x api_paste_config=/etc/nova/api-paste.ini # COMPUTE/APIS: if you have separate configs for separate services # this flag is required for both nova-api and nova-compute allow_resize_to_same_host=True # APIS enabled_apis=ec2,osapi_compute,metadata osapi_compute_extension=nova.api.openstack.compute.contrib.standard_extensions ec2_dmz_host=10.176.20.158 s3_host=10.176.20.158 # RABBITMQ rabbit_host=10.176.20.158 # GLANCE image_service=nova.image.glance.GlanceImageService glance_api_servers=10.176.20.158:9292 # NETWORK network_manager=nova.network.manager.FlatDHCPManager force_dhcp_release=True dhcpbridge_flagfile=/etc/nova/nova.conf firewall_driver=nova.virt.libvirt.firewall.IptablesFirewallDriver # Change my_ip to match each host my_ip=10.176.20.4 public_interface=eth0 flat_interface=eth1 flat_network_bridge=br100 fixed_range=192.168.100.0/24 # NOVNC CONSOLE novncproxy_base_url=http://10.176.20.158:6080/vnc_auto.html # Change vncserver_proxyclient_address and vncserver_listen to match each compute host vncserver_proxyclient_address=10.176.20.4 vncserver_listen=10.176.20.4 # Following config kept from initial conf file installed by nova dhcpbridge=/usr/bin/nova-dhcpbridge libvirt_use_virtio_for_bridges=True connection_type=libvirt root_helper=sudo nova-rootwrap /etc/nova/rootwrap.conf ec2_private_dns_show_ip=True volumes_path=/var/lib/nova/volumes Thank you, Ahmed.
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