Comment 1 for bug 1468843

Example

Replay fails at 13:18:24.572 at switch #1.
30 seconds later, at 13:18:54.984, it establishes connection with switch #2.

2015-06-25 13:18:24.571 38580 ERROR neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] Nexus Driver cisco_nexus failed in replay _configure_port_binding
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus Traceback (most recent call last):
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/mech_cisco_nexus.py", line 526, in configure_switch_entries
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus port.vni)
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/mech_cisco_nexus.py", line 434, in _configure_port_binding
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus vni)
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/nexus_network_driver.py", line 334, in create_and_trunk_vlan
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus nexus_port)
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/nexus_network_driver.py", line 297, in enable_vlan_on_trunk_int
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus intf_type, interface)
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/nexus_network_driver.py", line 188, in get_interface_switch_trunk_allowed
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus response = self._get_config(nexus_host, confstr)
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus File "/usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/nexus_network_driver.py", line 78, in _get_config
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus exc=e)
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus NexusConfigFailed: Failed to configure Nexus switch: 10.86.1.128 XML:
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus <cmd>show running-config interface ethernet 1/22</cmd>
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus . Reason: .
2015-06-25 13:18:24.571 38580 TRACE neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus
2015-06-25 13:18:24.572 38580 ERROR neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] Failed to configure port binding for switch 10.86.1.128, vlan 540 vni 0, port ethernet:1/22, reason Failed to configure Nexus switch: 10.86.1.128 XML:
    <cmd>show running-config interface ethernet 1/22</cmd>
. Reason: .
2015-06-25 13:18:24.573 38580 WARNING neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] Replay config failed for ip 10.86.1.128
2015-06-25 13:18:32.532 38580 DEBUG neutron.context [req-85848d49-6d53-46ec-bb54-9c783ec7605e None] Arguments dropped when creating context: {u'project_name': None, u'tenant': None} __init__ /usr/lib/python2.7/site-packages/neutron/context.py:84
2015-06-25 13:18:36.735 38580 DEBUG neutron.context [req-a91ce879-1688-4e9e-9fe1-226f88ba38bb None] Arguments dropped when creating context: {u'project_name': None, u'tenant': None} __init__ /usr/lib/python2.7/site-packages/neutron/context.py:84
2015-06-25 13:18:37.433 38580 DEBUG neutron.context [req-9bc9aa11-ca41-4e11-af3b-861c2cdd9c64 None] Arguments dropped when creating context: {u'project_name': None, u'tenant': None} __init__ /usr/lib/python2.7/site-packages/neutron/context.py:84
2015-06-25 13:18:37.925 38580 DEBUG neutron.context [req-233621a8-d550-4ca2-84f1-ca5fb3194d50 None] Arguments dropped when creating context: {u'project_name': None, u'tenant': None} __init__ /usr/lib/python2.7/site-packages/neutron/context.py:84
2015-06-25 13:18:38.191 38580 DEBUG neutron.context [req-8b4e21b0-48cb-4db9-b0e4-7c836a2d9e5e None] Arguments dropped when creating context: {u'project_name': None, u'tenant': None} __init__ /usr/lib/python2.7/site-packages/neutron/context.py:84
2015-06-25 13:18:47.296 38580 DEBUG neutron.context [req-7b24f7a7-4797-47a6-80f8-402c02b4fc2f None] Arguments dropped when creating context: {u'project_name': None, u'tenant': None} __init__ /usr/lib/python2.7/site-packages/neutron/context.py:84
2015-06-25 13:18:54.574 38580 DEBUG neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] check_connections() switch 10.86.7.59 state 0 check_connections /usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/mech_cisco_nexus.py:128
2015-06-25 13:18:54.983 38580 WARNING neutron.plugins.ml2.drivers.cisco.nexus.nexus_network_driver [-] GET call failed to return Nexus type
2015-06-25 13:18:54.983 38580 ERROR neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] Received invalid Nexus type -1 for switch ip 10.86.7.59
2015-06-25 13:18:54.984 38580 INFO neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] Re-established connection to switch ip 10.86.7.59
2015-06-25 13:18:54.984 38580 DEBUG neutron.plugins.ml2.drivers.cisco.nexus.mech_cisco_nexus [-] Replaying config for switch ip 10.86.7.59 replay_config /usr/lib/python2.7/site-packages/neutron/plugins/ml2/drivers/cisco/nexus/mech_cisco_nexus.py:77