Essex on Ubuntu 12.04. I am seeing these messages in noa-api.log file, and the nova is not functional in dashboard. I believe the problem is with rabbitmq, but i don't know how to solve this situation.
2012-05-15 14:20:11 ERROR nova.rpc.common [req-1d70ea22-fb6e-4be8-84f5-54cfd78698ac 0c1bd987f8b84088983e17645067c225 488ef90f59fd4bf68fc78f7086556af2] AMQP server on localhost:5672 is unreachable: Socket closed. Trying again in 30 seconds. 2012-05-15 14:20:11 TRACE nova.rpc.common Traceback (most recent call last): 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 446, in reconnect 2012-05-15 14:20:11 TRACE nova.rpc.common self._connect() 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 423, in _connect 2012-05-15 14:20:11 TRACE nova.rpc.common self.connection.connect() 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/connection.py", line 154, in connect 2012-05-15 14:20:11 TRACE nova.rpc.common return self.connection 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/connection.py", line 560, in connection 2012-05-15 14:20:11 TRACE nova.rpc.common self._connection = self._establish_connection() 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/connection.py", line 521, in _establish_connection 2012-05-15 14:20:11 TRACE nova.rpc.common conn = self.transport.establish_connection() 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 255, in establish_connection 2012-05-15 14:20:11 TRACE nova.rpc.common connect_timeout=conninfo.connect_timeout) 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 52, in __init__ 2012-05-15 14:20:11 TRACE nova.rpc.common super(Connection, self).__init__(*args, **kwargs) 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/connection.py", line 144, in __init__ 2012-05-15 14:20:11 TRACE nova.rpc.common (10, 30), # tune 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/abstract_channel.py", line 95, in wait 2012-05-15 14:20:11 TRACE nova.rpc.common self.channel_id, allowed_methods) 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/connection.py", line 202, in _wait_method 2012-05-15 14:20:11 TRACE nova.rpc.common self.method_reader.read_method() 2012-05-15 14:20:11 TRACE nova.rpc.common File "/usr/lib/python2.7/dist-packages/amqplib/client_0_8/method_framing.py", line 221, in read_method 2012-05-15 14:20:11 TRACE nova.rpc.common raise m 2012-05-15 14:20:11 TRACE nova.rpc.common IOError: Socket closed 2012-05-15 14:20:11 TRACE nova.rpc.common # service rabbitmq-server status Status of node rabbit@openstack ... [{pid,2137}, {running_applications,[{rabbit,"RabbitMQ","2.7.1"}, {os_mon,"CPO CXC 138 46","2.2.7"}, {sasl,"SASL CXC 138 11","2.1.10"}, {mnesia,"MNESIA CXC 138 12","4.5"}, {stdlib,"ERTS CXC 138 10","1.17.5"}, {kernel,"ERTS CXC 138 10","2.14.5"}]}, {os,{unix,linux}}, {erlang_version,"Erlang R14B04 (erts-5.8.5) [source] [64-bit] [smp:24:24] [rq:24] [async-threads:30] [kernel-poll:true]\n"}, {memory,[{total,26413240}, {processes,10154960}, {processes_used,10134760}, {system,16258280}, {atom,1124441}, {atom_used,1120341}, {binary,69304}, {code,11134417}, {ets,742384}]}, {vm_memory_high_watermark,0.39999999997628105}, {vm_memory_limit,13491309772}] ...done. -- Thanks & Regards, Shashi Kanth
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