** Changed in: nova
Status: Fix Released => In Progress
** Changed in: nova
Assignee: (unassigned) => Russell Bryant (russellb)
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https://bugs.launchpad.net/bugs/1154232
Title:
Nova Compute generates stack traces on startup trying to talk to
conductor
Status in OpenStack Compute (Nova):
In Progress
Bug description:
Every single startup of nova-compute in any tempest run starts with
the following stack trace in the logs:
2013-03-08 17:01:57.139 ERROR nova.openstack.common.rpc.common
[req-76037107-4c47-47f7-b9cd-7b3e9e7e1650 None None] Timed out waiting for RPC
response: timed out
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
Traceback (most recent call last):
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/opt/stack/new/nova/nova/openstack/common/rpc/impl_kombu.py", line 563, in
ensure
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
return method(*args, **kwargs)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/opt/stack/new/nova/nova/openstack/common/rpc/impl_kombu.py", line 643, in
_consume
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
return self.connection.drain_events(timeout=timeout)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/kombu/connection.py", line 175, in
drain_events
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
return self.transport.drain_events(self.connection, **kwargs)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 238, in
drain_events
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
return connection.drain_events(**kwargs)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 57, in
drain_events
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
return self.wait_multi(self.channels.values(), timeout=timeout)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 63, in
wait_multi
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
chanmap.keys(), allowed_methods, timeout=timeout)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 120, in
_wait_multiple
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
channel, method_sig, args, content = read_timeout(timeout)
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/kombu/transport/pyamqplib.py", line 94, in
read_timeout
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
return self.method_reader.read_method()
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common File
"/usr/lib/python2.7/dist-packages/amqplib/client_0_8/method_framing.py", line
221, in read_method
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
raise m
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common timeout:
timed out
2013-03-08 17:01:57.139 11470 TRACE nova.openstack.common.rpc.common
2013-03-08 17:01:57.148 WARNING nova.conductor.api
[req-76037107-4c47-47f7-b9cd-7b3e9e7e1650 None None] Timed out waiting for
nova-conductor. Is it running? Or did this service start before nova-conductor?
2013-03-08 17:01:57.148 DEBUG nova.openstack.common.rpc.amqp
[req-76037107-4c47-47f7-b9cd-7b3e9e7e1650 None None] Making synchronous call on
conductor ... multicall
/opt/stack/new/nova/nova/openstack/common/rpc/amqp.py:541
2013-03-08 17:01:57.149 DEBUG nova.openstack.common.rpc.amqp
[req-76037107-4c47-47f7-b9cd-7b3e9e7e1650 None None] MSG_ID is
334393ad8374485ab0350037a2f09ecb multicall
/opt/stack/new/nova/nova/openstack/common/rpc/amqp.py:544
If this is normal behavior we should suppress this stack trace, because it's
a big ugly red herring in the code.
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