Please check if Nova compute is running. Bounce it if it¹s not. ubuntu@trusty1:~/devstack$ nova-manage service list Binary Host Zone Status State Updated_At nova-conductor trusty1 internal enabled :-) 2014-11-03 20:31:05 nova-compute trusty1 nova enabled :-) 2014-11-03 20:31:07 nova-cert trusty1 internal enabled :-) 2014-11-03 20:31:12 nova-scheduler trusty1 internal enabled :-) 2014-11-03 20:31:10 nova-consoleauth trusty1 internal enabled :-) 2014-11-03 20:31:06
ubuntu@trusty1:~/devstack$ nova-manage service disable --host=trusty1 --service=nova-compute Service nova-compute on host trusty1 disabled. ubuntu@trusty1:~/devstack$ nova-manage service list Binary Host Zone Status State Updated_At nova-conductor trusty1 internal enabled :-) 2014-11-03 20:32:45 nova-compute trusty1 nova disabled :-) 2014-11-03 20:32:47 nova-cert trusty1 internal enabled :-) 2014-11-03 20:32:52 nova-scheduler trusty1 internal enabled :-) 2014-11-03 20:32:50 nova-consoleauth trusty1 internal enabled :-) 2014-11-03 20:32:46 ubuntu@trusty1:~/devstack$ nova-manage service enable --host=trusty1 --service=nova-compute Service nova-compute on host trusty1 enabled. ubuntu@trusty1:~/devstack$ nova-manage service list Binary Host Zone Status State Updated_At nova-conductor trusty1 internal enabled :-) 2014-11-03 20:33:05 nova-compute trusty1 nova enabled :-) 2014-11-03 20:33:09 nova-cert trusty1 internal enabled :-) 2014-11-03 20:33:12 nova-scheduler trusty1 internal enabled :-) 2014-11-03 20:33:10 nova-consoleauth trusty1 internal enabled :-) 2014-11-03 20:33:06 ubuntu@trusty1:~/devstack$ Danny On 11/3/14, 1:00 PM, "[email protected]" <[email protected]> wrote: >Date: Mon, 3 Nov 2014 10:56:32 +0800 >From: Du Jun <[email protected]> >To: [email protected] >Subject: [Openstack] Fail to launch instance due to "No valid host was > found" ERROR >Message-ID: > <CABvddo65sUi6-_xRm0b+bfkf=abydn6epfqjfnr4+fv0egu...@mail.gmail.com> >Content-Type: text/plain; charset="utf-8" > >Hi all, > >When I try to launch an instance using command: > >"nova boot --flavor 2 --image 575623a9-fcbe-4925-86c0-0042d2cb9745 >test-nova >" > >I get the following message: > >fault | {"message": "No valid host was >found. There are not enough hosts available.", "code": 500, "details": " >File \"/opt/stack/nova/nova/conductor/manager.py\", line 614, in >build_instances > > >when I look at the log produced by nova-schedule, I can see: > > >2014-11-03 10:29:11.301 INFO nova.filters >[*req-c811049f-c670-4205-9436-a812a048d2f9 >*admin admin] Filter RetryFilter returned 0 hosts > >2014-11-03 10:29:11.301 DEBUG nova.scheduler.filter_scheduler >[*req-c811049f-c670-4205-9436-a812a048d2f9 >*admin admin] There are 0 hosts available but 1 instances requested to >build. from (pid=17646) select_destinations >/opt/stack/nova/nova/scheduler/filter_scheduler.py:157 > > >It seems that openstack controller can't recognize my host. BTW, my host >has enough resources, such as memory, cpu, disk and so on. > > >I have no idea now, any help will be appreciated. > > >-- > >Frank >-------------- next part -------------- >An HTML attachment was scrubbed... >URL: ><http://lists.openstack.org/pipermail/openstack/attachments/20141103/2c0d7 >ad9/attachment-0001.html> > >------------------------------ _______________________________________________ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : [email protected] Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
