Hello Stackers,
I've deployed an openstack setup on my LAB (3-Node Architecture) and Im 
observing getting the following error while launching an instance.
Error: Failed to launch instance "ded": Please try again later [Error: No valid 
host was found. ].
While checking the nova-compute logs on the nova-node, i see the following 
errors
==================================================
2014-07-28 13:24:45.109 2797 AUDIT nova.compute.resource_tracker [-] Auditing 
locally available compute resources2014-07-28 13:24:45.222 2797 AUDIT 
nova.compute.resource_tracker [-] Free ram (MB): 155312014-07-28 13:24:45.222 
2797 AUDIT nova.compute.resource_tracker [-] Free disk (GB): 152014-07-28 
13:24:45.223 2797 AUDIT nova.compute.resource_tracker [-] Free VCPUS: 
82014-07-28 13:24:45.244 2797 INFO nova.compute.resource_tracker [-] 
Compute_service record updated for 
nova-node01:nova-node01.sapient.com2014-07-28 13:24:58.701 2797 AUDIT 
nova.compute.manager [req-1677a7a3-08aa-4ed7-9539-f679100c5f04 
3bee0403aeec4ac18608c55bf4935bb8 c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Starting instance...2014-07-28 
13:24:58.792 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Attempting claim: memory 512 MB, disk 1 
GB, VCPUs 12014-07-28 13:24:58.793 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Total memory: 16043 MB, used: 512.00 
MB2014-07-28 13:24:58.793 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] memory limit: 24064.50 MB, free: 23552.50 
MB2014-07-28 13:24:58.794 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Total disk: 15 GB, used: 0.00 
GB2014-07-28 13:24:58.794 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] disk limit not specified, defaulting to 
unlimited2014-07-28 13:24:58.794 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Total CPUs: 8 VCPUs, used: 0.00 
VCPUs2014-07-28 13:24:58.795 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] CPUs limit not specified, defaulting to 
unlimited2014-07-28 13:24:58.795 2797 AUDIT nova.compute.claims 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Claim successful2014-07-28 13:24:59.232 
2797 INFO nova.virt.libvirt.driver [req-1677a7a3-08aa-4ed7-9539-f679100c5f04 
3bee0403aeec4ac18608c55bf4935bb8 c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Creating image2014-07-28 13:24:59.256 
2797 WARNING nova.network.neutronv2.api [-] Neutron error: quota 
exceeded2014-07-28 13:24:59.257 2797 ERROR nova.compute.manager [-] Instance 
failed network setup after 1 attempt(s)2014-07-28 13:24:59.257 2797 TRACE 
nova.compute.manager Traceback (most recent call last):2014-07-28 13:24:59.257 
2797 TRACE nova.compute.manager   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1504, in 
_allocate_network_async2014-07-28 13:24:59.257 2797 TRACE nova.compute.manager  
   dhcp_options=dhcp_options)2014-07-28 13:24:59.257 2797 TRACE 
nova.compute.manager   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 360, in 
allocate_for_instance2014-07-28 13:24:59.257 2797 TRACE nova.compute.manager    
 LOG.exception(msg, port_id)2014-07-28 13:24:59.257 2797 TRACE 
nova.compute.manager   File 
"/usr/lib/python2.7/dist-packages/nova/openstack/common/excutils.py", line 68, 
in __exit__2014-07-28 13:24:59.257 2797 TRACE nova.compute.manager     
six.reraise(self.type_, self.value, self.tb)2014-07-28 13:24:59.257 2797 TRACE 
nova.compute.manager   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 335, in 
allocate_for_instance2014-07-28 13:24:59.257 2797 TRACE nova.compute.manager    
 security_group_ids, available_macs, dhcp_opts)2014-07-28 13:24:59.257 2797 
TRACE nova.compute.manager   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 191, in 
_create_port2014-07-28 13:24:59.257 2797 TRACE nova.compute.manager     raise 
exception.PortLimitExceeded()2014-07-28 13:24:59.257 2797 TRACE 
nova.compute.manager PortLimitExceeded: Maximum number of ports 
exceeded2014-07-28 13:24:59.257 2797 TRACE nova.compute.manager 2014-07-28 
13:24:59.377 2797 WARNING nova.virt.disk.vfs.guestfs 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] Failed to close augeas aug_close: call launch 
before using this function(in guestfish, don't forget to use the 'run' 
command)2014-07-28 13:24:59.389 2797 ERROR nova.compute.manager 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Instance failed to spawn2014-07-28 
13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Traceback (most recent call 
last):2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1714, in 
_spawn2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     block_device_info)2014-07-28 
13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2263, in 
spawn2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     write_to_disk=True)2014-07-28 
13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 3438, in 
to_xml2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     network_info_str = 
str(network_info)2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/model.py", line 424, in 
__str__2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     return self._sync_wrapper(fn, *args, 
**kwargs)2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/model.py", line 407, in 
_sync_wrapper2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     self.wait()2014-07-28 13:24:59.389 
2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/model.py", line 439, in 
wait2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     self[:] = self._gt.wait()2014-07-28 
13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 168, in 
wait2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     return 
self._exit_event.wait()2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/eventlet/event.py", line 120, in 
wait2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     current.throw(*self._exc)2014-07-28 
13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 194, in 
main2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     result = function(*args, 
**kwargs)2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1504, in 
_allocate_network_async2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     
dhcp_options=dhcp_options)2014-07-28 13:24:59.389 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 360, in 
allocate_for_instance2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     LOG.exception(msg, 
port_id)2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/openstack/common/excutils.py", line 68, 
in __exit__2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     six.reraise(self.type_, self.value, 
self.tb)2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 335, in 
allocate_for_instance2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     security_group_ids, 
available_macs, dhcp_opts)2014-07-28 13:24:59.389 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 191, in 
_create_port2014-07-28 13:24:59.389 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     raise 
exception.PortLimitExceeded()2014-07-28 13:24:59.389 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85] 
PortLimitExceeded: Maximum number of ports exceeded2014-07-28 13:24:59.389 2797 
TRACE nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85] 
2014-07-28 13:24:59.432 2797 AUDIT nova.compute.manager 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Terminating instance2014-07-28 
13:24:59.440 2797 ERROR nova.virt.libvirt.driver [-] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] During wait destroy, instance 
disappeared.2014-07-28 13:24:59.566 2797 INFO nova.virt.libvirt.driver 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Deleting instance files 
/var/lib/nova/instances/4b459e38-ab20-42e5-ae79-1e98a0730c852014-07-28 
13:24:59.567 2797 INFO nova.virt.libvirt.driver 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Deletion of 
/var/lib/nova/instances/4b459e38-ab20-42e5-ae79-1e98a0730c85 complete2014-07-28 
13:24:59.756 2797 ERROR nova.compute.manager 
[req-1677a7a3-08aa-4ed7-9539-f679100c5f04 3bee0403aeec4ac18608c55bf4935bb8 
c16a47f7fb544a61815c70129d94b3af] [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Error: Maximum number of ports 
exceeded2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85] Traceback (most recent call 
last):2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1305, in 
_build_instance2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     
set_access_ip=set_access_ip)2014-07-28 13:24:59.756 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 393, in 
decorated_function2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     return function(self, 
context, *args, **kwargs)2014-07-28 13:24:59.756 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1717, in 
_spawn2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     LOG.exception(_('Instance failed to 
spawn'), instance=instance)2014-07-28 13:24:59.756 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/openstack/common/excutils.py", line 68, 
in __exit__2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     six.reraise(self.type_, self.value, 
self.tb)2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1714, in 
_spawn2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     block_device_info)2014-07-28 
13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2263, in 
spawn2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     write_to_disk=True)2014-07-28 
13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 3438, in 
to_xml2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     network_info_str = 
str(network_info)2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/model.py", line 424, in 
__str__2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     return self._sync_wrapper(fn, *args, 
**kwargs)2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/model.py", line 407, in 
_sync_wrapper2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     self.wait()2014-07-28 13:24:59.756 
2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/model.py", line 439, in 
wait2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     self[:] = self._gt.wait()2014-07-28 
13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 168, in 
wait2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     return 
self._exit_event.wait()2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/eventlet/event.py", line 120, in 
wait2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     current.throw(*self._exc)2014-07-28 
13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 194, in 
main2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     result = function(*args, 
**kwargs)2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1504, in 
_allocate_network_async2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     
dhcp_options=dhcp_options)2014-07-28 13:24:59.756 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 360, in 
allocate_for_instance2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     LOG.exception(msg, 
port_id)2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/openstack/common/excutils.py", line 68, 
in __exit__2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     six.reraise(self.type_, self.value, 
self.tb)2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 335, in 
allocate_for_instance2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager 
[instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]     security_group_ids, 
available_macs, dhcp_opts)2014-07-28 13:24:59.756 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85]   File 
"/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 191, in 
_create_port2014-07-28 13:24:59.756 2797 TRACE nova.compute.manager [instance: 
4b459e38-ab20-42e5-ae79-1e98a0730c85]     raise 
exception.PortLimitExceeded()2014-07-28 13:24:59.756 2797 TRACE 
nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85] 
PortLimitExceeded: Maximum number of ports exceeded2014-07-28 13:24:59.756 2797 
TRACE nova.compute.manager [instance: 4b459e38-ab20-42e5-ae79-1e98a0730c85] 
2014-07-28 13:25:17.606 2797 AUDIT nova.compute.resource_tracker [-] Auditing 
locally available compute resources2014-07-28 13:25:17.675 2797 AUDIT 
nova.compute.resource_tracker [-] Free ram (MB): 150192014-07-28 13:25:17.675 
2797 AUDIT nova.compute.resource_tracker [-] Free disk (GB): 142014-07-28 
13:25:17.676 2797 AUDIT nova.compute.resource_tracker [-] Free VCPUS: 
72014-07-28 13:25:17.689 2797 INFO nova.compute.resource_tracker [-] 
Compute_service record updated for 
nova-node01:nova-node01.sapient.com2014-07-28 13:25:50.692 2797 AUDIT 
nova.compute.resource_tracker [-] Auditing locally available compute 
resources2014-07-28 13:25:50.792 2797 AUDIT nova.compute.resource_tracker [-] 
Free ram (MB): 150192014-07-28 13:25:50.792 2797 AUDIT 
nova.compute.resource_tracker [-] Free disk (GB): 142014-07-28 13:25:50.793 
2797 AUDIT nova.compute.resource_tracker [-] Free VCPUS: 72014-07-28 
13:25:50.819 2797 INFO nova.compute.resource_tracker [-] Compute_service record 
updated for nova-node01:nova-node01.sapient.com^C                               
            
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