/var/log/nova/nova-api.log

2012-11-07 18:47:04 WARNING keystone.middleware.auth_token [-] Unexpected response from keystone service: {u'error': {u'message': u'The request you have made requires authentication.', u'code': 401, u'title': u'Not Authorized'}}
2012-11-07 18:47:04 WARNING keystone.middleware.auth_token [-] Authorization failed for token $HASH$
2012-11-07 18:47:04 INFO keystone.middleware.auth_token [-] Invalid user token - rejecting request
2012-11-07 18:47:04 INFO nova.osapi_compute.wsgi.server [-] 10.0.0.200 - - [07/Nov/2012 18:47:04] "GET /v2/$HASH$/servers/detail HTTP/1.1" 401 462 0.009075

2012-11-07 18:47:04 WARNING keystone.middleware.auth_token [-] Unexpected response from keystone service: {u'error': {u'message': u'The request you have made requires authentication.', u'code': 401, u'title': u'Not Authorized'}}
2012-11-07 18:47:04 WARNING keystone.middleware.auth_token [-] Authorization failed for token $HASH$
2012-11-07 18:47:04 INFO keystone.middleware.auth_token [-] Invalid user token - rejecting request
2012-11-07 18:47:04 INFO nova.osapi_compute.wsgi.server [-] 10.0.0.200 - - [07/Nov/2012 18:47:04] "GET /v2/$HASH$/servers/detail HTTP/1.1" 401 462 0.008902