<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Helvetica;
panose-1:2 11 6 4 2 2 2 2 2 4;}
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"\@SimSun";
panose-1:2 1 6 0 3 1 1 1 1 1;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
p
{mso-style-priority:99;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:12.0pt;
font-family:"Times New Roman",serif;}
span.EmailStyle18
{mso-style-type:personal;
font-family:"Calibri",sans-serif;
color:windowtext;}
span.EmailStyle19
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Hi All,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> I was trying to bring up a VM as a compute node (using devstack kilo version and ODL version lithium) . The VM is running Ubuntu 14.04 version and it is spawned on a ESXI box and the hypervisor used is kvm. The virtualization is enabled in this VM.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>mininet@ODL-CN-1-2GB:~/devstack$ cat /sys/module/kvm_intel/parameters/nested<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>Y <o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>mininet@ODL-CN-1-2GB:~/devstack$<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span lang=FR style='font-size:10.0pt'>mininet@ODL-CN-1-2GB:~/devstack$ ls -l /dev/kvm<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span lang=FR style='font-size:10.0pt'>crw-rw---- 1 root kvm 10, 232 Feb 10 00:20 /dev/kvm<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span lang=FR style='font-size:10.0pt'>mininet@ODL-CN-1-2GB:~/devstack$<o:p></o:p></span></p><p class=MsoNormal><span lang=FR><o:p> </o:p></span></p><p class=MsoNormal><span lang=FR> </span>After setting up the devstack with kilo version, I tried to spawn a VM from horizon and got the below error. I tried changing the libvirt_type to qemu and got the same issue. I have also attached local.conf file.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> <span style='font-size:10.0pt;color:#1F497D'>Error: Failed to perform requested operation on instance "VM-N1", the instance has an error status: Please try again later [Error: No valid host was found. There are not enough hosts available.]. </span><span style='font-size:10.0pt'><o:p></o:p></span></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal> <b>Detailed error:<o:p></o:p></b></p><p class=MsoNormal><b><o:p> </o:p></b></p><p class=MsoNormal style='line-height:13.95pt;background:white'> <span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333'>Message <b> </b><span style='background:white'>No valid host was found. There are not enough hosts available. No valid host was found. There are not enough hosts available.<o:p></o:p></span></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'> Code 500<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'> Details File "/opt/stack/nova/nova/conductor/manager.py", line 671, in build_instances request_spec, filter_properties) File "/opt/stack/nova/nova/scheduler/utils.py", line 337, in wrapped return func(*args, **kwargs) File "/opt/stack/nova/nova/scheduler/client/__init__.py", line 52, in select_destinations context, request_spec, filter_properties) File "/opt/stack/nova/nova/scheduler/client/__init__.py", line 37, in __run_method return getattr(self.instance, __name)(*args, **kwargs) File "/opt/stack/nova/nova/scheduler/client/query.py", line 34, in select_destinations context, request_spec, filter_properties) File "/opt/stack/nova/nova/scheduler/rpcapi.py", line 120, in select_destinations request_spec=request_spec, filter_properties=filter_properties) File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/client.py", line 156, in call retry=self.retry) File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/transport.py", line 90, in _send timeout=timeout, retry=retry) File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 350, in send retry=retry) File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 341, in _send raise result<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'> Nova scheduler error:<o:p></o:p></span></b></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#333333;background:white'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:38.982 DEBUG nova.openstack.common.periodic_task [req-7ae67d65-efa1-4193-b576-a9737c3abd89 None None] Running periodic task SchedulerManager._expire_reservations run_periodic_tasks /opt/stack/nova/nova/openstack/common/periodic_task.py:219<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:38.993 DEBUG nova.openstack.common.loopingcall [req-7ae67d65-efa1-4193-b576-a9737c3abd89 None None] Dynamic looping call <bound method Service.periodic_tasks of <nova.service.Service object at 0x7f415e2f3910>> sleeping for 15.24 seconds _inner /opt/stack/nova/nova/openstack/common/loopingcall.py:132<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.305 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Starting with 2 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:70<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.305 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter RetryFilter returned 2 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.306 DEBUG nova.scheduler.filters.availability_zone_filter [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Availability Zone 'C5' requested. (nvo-PowerEdge-R620, nvo-PowerEdge-R620) ram:63806 disk:313344 io_ops:1 instances:1 has AZs: nova host_passes /opt/stack/nova/nova/scheduler/filters/availability_zone_filter.py:62<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.307 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter AvailabilityZoneFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.307 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter RamFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.308 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter ComputeFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.308 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter ComputeCapabilitiesFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.309 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter ImagePropertiesFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.309 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter ServerGroupAntiAffinityFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.310 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter ServerGroupAffinityFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.310 DEBUG nova.scheduler.filter_scheduler [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filtered [(ODL-CN-1-2GB, ODL-CN-1-2GB) ram:1481 disk:9216 io_ops:0 instances:0] _schedule /opt/stack/nova/nova/scheduler/filter_scheduler.py:143<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.311 DEBUG nova.scheduler.filter_scheduler [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Weighed [WeighedHost [host: (ODL-CN-1-2GB, ODL-CN-1-2GB) ram:1481 disk:9216 io_ops:0 instances:0, weight: 0.0231877250665]] _schedule /opt/stack/nova/nova/scheduler/filter_scheduler.py:148<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:47.311 DEBUG nova.scheduler.filter_scheduler [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Selected host: WeighedHost [host: (ODL-CN-1-2GB, ODL-CN-1-2GB) ram:1481 disk:9216 io_ops:0 instances:0, weight: 0.0231877250665] _schedule /opt/stack/nova/nova/scheduler/filter_scheduler.py:158<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:50.793 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Starting with 2 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:70<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:50.794 DEBUG nova.scheduler.filters.retry_filter [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Host [u'ODL-CN-1-2GB', u'ODL-CN-1-2GB'] fails. Previously tried hosts: [[u'ODL-CN-1-2GB', u'ODL-CN-1-2GB']] host_passes /opt/stack/nova/nova/scheduler/filters/retry_filter.py:43<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:50.794 DEBUG nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter RetryFilter returned 1 host(s) get_filtered_objects /opt/stack/nova/nova/filters.py:84<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:50.794 DEBUG nova.scheduler.filters.availability_zone_filter [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Availability Zone 'C5' requested. (nvo-PowerEdge-R620, nvo-PowerEdge-R620) ram:63806 disk:313344 io_ops:1 instances:1 has AZs: nova host_passes /opt/stack/nova/nova/scheduler/filters/availability_zone_filter.py:62<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><b><span style='font-size:10.0pt;color:red'>2016-02-09 04:29:50.795 INFO nova.filters [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] Filter AvailabilityZoneFilter returned 0 hosts<o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:1.5in'><b><span style='font-size:10.0pt;color:red'>2016-02-09 04:29:50.795 DEBUG nova.scheduler.filter_scheduler [req-ec8598d2-5a58-42ba-94bf-b6270d59a3e2 admin demo] There are 0 hosts available but 1 instances requested to build. select_destinations /opt/stack/nova/nova/scheduler/filter_scheduler.py:77<o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:54.230 DEBUG nova.openstack.common.periodic_task [req-7ae67d65-efa1-4193-b576-a9737c3abd89 None None] Running periodic task SchedulerManager._run_periodic_tasks run_periodic_tasks /opt/stack/nova/nova/openstack/common/periodic_task.py:219<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:54.231 DEBUG nova.openstack.common.loopingcall [req-7ae67d65-efa1-4193-b576-a9737c3abd89 None None] Dynamic looping call <bound method Service.periodic_tasks of <nova.service.Service object at 0x7f415e2f3910>> sleeping for 44.75 seconds _inner /opt/stack/nova/nova/openstack/common/loopingcall.py:132<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:58.998 DEBUG oslo_concurrency.lockutils [req-6dc8e1ab-0a04-482d-9b3c-7b875e390d3d None None] Lock "host_instance" acquired by "sync_instance_info" :: waited 0.000s inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:444<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:58.999 INFO nova.scheduler.host_manager [req-6dc8e1ab-0a04-482d-9b3c-7b875e390d3d None None] Successfully synced instances from host 'nvo-PowerEdge-R620'.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:29:59.000 DEBUG oslo_concurrency.lockutils [req-6dc8e1ab-0a04-482d-9b3c-7b875e390d3d None None] Lock "host_instance" released by "sync_instance_info" :: held 0.001s inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:456<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:33.518 DEBUG oslo_concurrency.lockutils [req-ce05dcb4-81eb-4920-be8e-46698e6efb3d None None] Lock "host_instance" acquired by "sync_instance_info" :: waited 0.000s inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:444<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:33.550 INFO nova.scheduler.host_manager [req-ce05dcb4-81eb-4920-be8e-46698e6efb3d None None] The instance sync for host 'ODL-CN-1-2GB' did not match. Re-created its InstanceList.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:33.551 DEBUG oslo_concurrency.lockutils [req-ce05dcb4-81eb-4920-be8e-46698e6efb3d None None] Lock "host_instance" released by "sync_instance_info" :: held 0.033s inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:456<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:37.116 DEBUG oslo_concurrency.lockutils [req-8e6ae75e-c0b0-43aa-a61b-d125fbbf559e None None] Lock "host_instance" acquired by "sync_instance_info" :: waited 0.000s inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:444<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:37.117 INFO nova.scheduler.host_manager [req-8e6ae75e-c0b0-43aa-a61b-d125fbbf559e None None] Successfully synced instances from host 'ODL-CN-2-3GB'.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:37.117 DEBUG oslo_concurrency.lockutils [req-8e6ae75e-c0b0-43aa-a61b-d125fbbf559e None None] Lock "host_instance" released by "sync_instance_info" :: held 0.001s inner /usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py:456<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:38.982 DEBUG nova.openstack.common.periodic_task [req-7ae67d65-efa1-4193-b576-a9737c3abd89 None None] Running periodic task SchedulerManager._expire_reservations run_periodic_tasks /opt/stack/nova/nova/openstack/common/periodic_task.py:219<o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.5in'><span style='font-size:10.0pt'>2016-02-09 04:30:38.998 DEBUG nova.openstack.common.loopingcall [req-7ae67d65-efa1-4193-b576-a9737c3abd89 None None] Dynamic looping call <bound method Service.periodic_tasks of <nova.service.Service object at 0x7f415e2f3910>> sleeping for 15.23 seconds _inner /opt/stack/nova/nova/openstack/common/loopingcall.py:132+<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> Can anyone help me resolve this issue?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>Software used:<o:p></o:p></b></p><p class=MsoNormal><b><o:p> </o:p></b></p><p class=MsoNormal> Devstack kilo version<o:p></o:p></p><p class=MsoNormal> ODL Lithium<o:p></o:p></p><p class=MsoNormal> Openvswitch 2.3.1<o:p></o:p></p><p class=MsoNormal> Compute node VM OS version Ubuntu 14.04<o:p></o:p></p><p class=MsoNormal> Hypervisor kvm<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards,<o:p></o:p></p><p class=MsoNormal>Ravi<o:p></o:p></p></div></body></html>