<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif">I had this compute node<b> </b>which nova service-list was showing.<br><b><br>nfp                          nova</b>    # Compute node</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Mar 14, 2017 at 10:42 PM, Hauke Bruno Wollentin <span dir="ltr"><<a href="mailto:hauke-bruno.wollentin@innovo-cloud.de" target="_blank">hauke-bruno.wollentin@innovo-cloud.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi Vikash,<br>
<br>
Did you make sure that your compute node is running?<br>
<br>
'nova availability-zone-list' (or the equivalent openstack cli command)<br>
will show you that.<br>
<br>
If your compute node isn't active, you need to check whether<br>
nova-compute throws errors on your compute node.<br>
<br>
cheers,<br>
hauke<br>
<span class=""><br>
On 14.03.2017 06:22, Vikash Kumar wrote:<br>
> I am unable to launch the instance. Below is Nova scheduler logs which<br>
> says 0 host. I have installed openstack ocata devstack. Here is output of :<br>
><br>
</span>> *nova-manage host list<br>
<span class="">> host                         zone<br>
> 0.0.0.0                      internal<br>
> stack                        internal<br>
</span>> nfp                          nova*    # Compute node<br>
<div><div class="h5">><br>
> 2017-03-14 10:13:15.949 24225 DEBUG oslo_service.periodic_task<br>
> [req-b6c01e64-17e9-4f57-aec8-<wbr>4bf7ba279e8f - -] Running periodic task<br>
> SchedulerManager._<br>
> run_periodic_tasks run_periodic_tasks<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_service/<wbr>periodic_task.py:215<br>
> 2017-03-14 10:13:52.178 24225 DEBUG oslo_messaging._drivers.<wbr>amqpdriver<br>
> [-] received message with unique_id: 3b9519dd6abb4a808433f594dda3c8<wbr>ba<br>
> __call__<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_messaging/_<wbr>drivers/amqpdriver.py:196<br>
> 2017-03-14 10:13:52.180 24225 DEBUG oslo_concurrency.lockutils<br>
> [req-fafcd5e5-0278-447e-ace4-<wbr>a67defd17816 - -] Lock "host_instance"<br>
> acquired by "nova.s<br>
> cheduler.host_manager.update_<wbr>instance_info" :: waited 0.000s inner<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_concurrency/<wbr>lockutils.py:270<br>
> 2017-03-14 10:13:52.181 24225 DEBUG oslo_concurrency.lockutils<br>
> [req-fafcd5e5-0278-447e-ace4-<wbr>a67defd17816 - -] Lock "host_instance"<br>
> released by "nova.s<br>
> cheduler.host_manager.update_<wbr>instance_info" :: held 0.001s inner<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_concurrency/<wbr>lockutils.py:282<br>
> 2017-03-14 10:14:04.230 24225 DEBUG oslo_service.periodic_task<br>
> [req-b6c01e64-17e9-4f57-aec8-<wbr>4bf7ba279e8f - -] Running periodic task<br>
> SchedulerManager._<br>
> expire_reservations run_periodic_tasks<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_service/<wbr>periodic_task.py:215<br>
> 2017-03-14 10:14:15.951 24225 DEBUG oslo_service.periodic_task<br>
> [req-b6c01e64-17e9-4f57-aec8-<wbr>4bf7ba279e8f - -] Running periodic task<br>
> SchedulerManager._<br>
> run_periodic_tasks run_periodic_tasks<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_service/<wbr>periodic_task.py:215<br>
> 2017-03-14 10:14:34.614 24225 DEBUG oslo_messaging._drivers.<wbr>amqpdriver<br>
> [-] received message msg_id: 7bd0be86818e42a58d845a4e783efb<wbr>d4 reply to<br>
> reply_49<br>
> 01cb308942488984a83a9e2275f6b5 __call__<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_messaging/_<wbr>drivers/amqpdriver.py:194<br>
> 2017-03-14 10:14:34.617 24225 DEBUG oslo_messaging._drivers.<wbr>amqpdriver<br>
> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] CAST unique_id:<br>
> b118ce0d7da0<br>
> 43b2bfee3c63f5939ff4 NOTIFY exchange 'nova' topic '<a href="http://notifications.info" rel="noreferrer" target="_blank">notifications.info</a><br>
</div></div>> <<a href="http://notifications.info" rel="noreferrer" target="_blank">http://notifications.info</a>>' _send<br>
<span class="">> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_messaging/_<wbr>drivers/amqpdriver.py:426<br>
> 2017-03-14 10:14:44.112 24225 DEBUG nova.filters<br>
</span>> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] *Starting with 0<br>
> host(s) get_filtered_objects /opt/stack/nova/nova/filters.<wbr>py:70*<br>
<span class="">> 2017-03-14 10:14:44.113 24225 INFO nova.filters<br>
> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] Filter RetryFilter<br>
> returned 0 hosts<br>
> 2017-03-14 10:14:44.114 24225 DEBUG nova.filters<br>
> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] Filtering removed all<br>
> hosts for the request with instance ID<br>
> 'ebce31a7-7018-4f2e-980c-<wbr>e10987afdca6'. Filter results: [('RetryFilter',<br>
> None)] get_filtered_objects /opt/stack/nova/nova/filters.<wbr>py:129<br>
> 2017-03-14 10:14:44.115 24225 INFO nova.filters<br>
> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] Filtering removed all<br>
> hosts for the request with instance ID<br>
> 'ebce31a7-7018-4f2e-980c-<wbr>e10987afdca6'. Filter results: ['RetryFilter:<br>
> (start: 0, end: 0)']<br>
> 2017-03-14 10:14:44.116 24225 DEBUG nova.scheduler.filter_<wbr>scheduler<br>
</span>> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] T*here are 0 hosts<br>
<span class="">> available but 1 instances requested to build. select_destinations<br>
</span>> /opt/stack/nova/nova/<wbr>scheduler/filter_scheduler.py:<wbr>76*<br>
<span class="">> 2017-03-14 10:14:44.117 24225 DEBUG oslo_messaging.rpc.server<br>
> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] Expected exception<br>
> during message handling () _process_incoming<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_messaging/rpc/<wbr>server.py:158<br>
> 2017-03-14 10:14:44.118 24225 DEBUG oslo_messaging._drivers.<wbr>amqpdriver<br>
> [req-babb1ec2-2619-4d9b-8677-<wbr>33e928b6e66f vks vks] sending reply msg_id:<br>
> 7bd0be86818e42a58d845a4e783efb<wbr>d4 reply queue:<br>
> reply_<wbr>4901cb308942488984a83a9e2275f6<wbr>b5 time elapsed: 9.50398825854s<br>
> _send_reply<br>
> /usr/local/lib/python2.7/dist-<wbr>packages/oslo_messaging/_<wbr>drivers/amqpdriver.py:73<br>
><br>
> Is this a filter isssue ?<br>
><br>
><br>
><br>
><br>
><br>
> --<br>
> Regards,<br>
> Vikash<br>
><br>
><br>
</span>> ______________________________<wbr>_________________<br>
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><br>
<br>
<br>
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<br></blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><span style="font-family:trebuchet ms,sans-serif">Regards,<br></span></div><span style="font-family:trebuchet ms,sans-serif">Vikash</span><br></div></div>
</div>