Re: [Openstack] Error in scheduler when create a new instance.

Yong Sheng Gong Fri, 27 Apr 2012 21:50:50 -0700

Seems that your compute is not alive:

nova-compute ubuntu0001 nova enabled XXX

-----openstack-bounces+gongysh=cn.ibm....@lists.launchpad.net wrote: -----

To: openstack@lists.launchpad.net
From: Rogerio Goncalves <roge...@gmail.com>
Sent by: openstack-bounces+gongysh=cn.ibm....@lists.launchpad.net
Date: 04/28/2012 10:22AM
Subject: Re: [Openstack] Error in scheduler when create a new instance.

Zhang,

I already triad.

root@ubuntu0001:~# service libvirt-bin restart
libvirt-bin stop/waiting
libvirt-bin start/running, process 21469

root@ubuntu0001:~# service nova-compute restart
stop: Unknown instance:

nova-compute start/running, process 21524

root@ubuntu0001:~# service nova-scheduler restart
nova-scheduler stop/waiting
nova-scheduler start/running, process 21540

root@ubuntu0001:~# nova-manage service list
2012-04-27 21:36:23 DEBUG nova.utils [req-94ff244b-4fe2-4595-95b8-fea9deef4b22 None None] backend <module 'nova.db.sqlalchemy.api' from '/usr/lib/python2.7/dist-packages/nova/db/sqlalchemy/api.pyc'> from (pid=21547) __get_backend /usr/lib/python2.7/dist-packages/nova/utils.py:658

Binary Host Zone Status State Updated_At
nova-scheduler ubuntu0001 nova enabled :-) 2012-04-28 00:36:06

nova-compute ubuntu0001 nova enabled XXX None
nova-volume ubuntu0001 nova enabled :-) 2012-04-28 00:36:16

nova-network ubuntu0001 nova enabled :-) 2012-04-28 00:36:15

On Fri, Apr 27, 2012 at 11:17 PM, 张华 <veryhua2...@gmail.com> wrote:

you need reboot libvirtd, yesterday I encounter the same problem

2012/4/28 Rogerio Goncalves <roge...@gmail.com>

Yong,

oot@ubuntu0001:~# free -m
total used free shared buffers cached
Mem: 3951 2121 2830 0 168 160
-/+ buffers/cache: 792 3159

Swap: 1951 0 1951

On Fri, Apr 27, 2012 at 8:11 PM, Yong Sheng Gong <gong...@cn.ibm.com> wrote:

how much free ram left on your compute node?

-----openstack-bounces+gongysh=cn.ibm....@lists.launchpad.net wrote: -----

To: Flavia Missi <flaviami...@gmail.com>
From: Rogerio Goncalves <roge...@gmail.com>
Sent by: openstack-bounces+gongysh=cn.ibm....@lists.launchpad.net
Date: 04/28/2012 04:43AM
Cc: openstack@lists.launchpad.net
Subject: Re: [Openstack] Error in scheduler when create a new instance.

Flavia,

Thanks, but does not help.

Get the same error.

2012-04-27 17:41:39 WARNING nova.scheduler.manager [req-efb95a01-15f0-4ae7-9f7f-0ec71ff4d12a e53ddc6542c84f0791fd5ff8968162d7 c65c92296bf841c992c895074da03316] Failed to schedule_run_instance: No valid host was found. Is the appropriate service running?

2012-04-27 17:41:39 WARNING nova.scheduler.manager [req-efb95a01-15f0-4ae7-9f7f-0ec71ff4d12a e53ddc6542c84f0791fd5ff8968162d7 c65c92296bf841c992c895074da03316] Setting instance 01a15b65-7807-42b4-95a2-66d64d12f906 to ERROR state.

root@ubuntu0001:/var/log/nova# nova-manage service list
Binary Host Zone Status State Updated_At
nova-scheduler ubuntu0001 nova enabled :-) 2012-04-27 20:42:57

nova-compute ubuntu0001 nova enabled XXX None
nova-volume ubuntu0001 nova enabled :-) 2012-04-27 20:42:52

nova-network ubuntu0001 nova enabled :-) 2012-04-27 20:42:52

On Fri, Apr 27, 2012 at 5:02 PM, Flavia Missi <flaviami...@gmail.com> wrote:

Rogerio, I had this problem and solved it by setting the following flag:

scheduler_default_filters=AllHostsFilter
Hope it helps.
[]'s

On Fri, Apr 27, 2012 at 12:29 PM, Rogerio Goncalves <roge...@gmail.com> wrote:

is enabled and not running
my compute node is virtual machine to test and configured with qemu (2 core, 4gb, 10gb free in nova-volumes)

my last log message on nova-compute is:
2012-04-27 12:22:25 DEBUG nova.virt.libvirt.connection [-] Connecting to libvirt: qemu:///system from (pid=18588) _get_connection /usr/lib/python2.7/dist-packages/nova/virt/libvirt/connection.py:292

libvirt is running

18420 ? Sl 0:00 /usr/sbin/libvirtd -d

On Thu, Apr 26, 2012 at 10:43 PM, heut2008 <heut2...@gmail.com> wrote:
be sure nova-compute is running and is enabled by using nova-manage
service list,also confirm that the compute node have enough
resources(cpu,mem,disk) .

2012/4/27 Rogerio Goncalves <roge...@gmail.com>:

> Hello,
>
> Im getting this error when launching a new instance.
>
> "Failed to schedule_run_instance: No valid host was found. Is the
> appropriate service running?"
>
> http://paste.openstack.org/show/14020/
>
> SO Ubuntu 12.04
>
> libvirt-bin start/running, process 4153
> nova-network start/running, process 4174
> nova-compute start/running, process 4187
> nova-api start/running, process 4198
> nova-objectstore start/running, process 4210
> nova-scheduler start/running, process 4222
> nova-volume start/running, process 4235
> nova-vncproxy start/running, process 4246
>
> rabbitmq is up too
>
>
> Thanks
>
> Rogério Gonçalves
>
>

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--
Flávia Missi
@flaviamissi
flaviamissi.com.br

https://github.com/flaviamissi

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Best Regards,

Zhang Hua(张华)
----------------------------------------------------
IBM China System and Technology Lab(CSTL), Beijing
E-Mail: zhhu...@cn.ibm.com
Address: Building 28(Ring Building), ZhongGuanCun Software Park,
No.8 Dong Bei Wang West Road, Haidian District Beijing P.R.China 100193

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Re: [Openstack] Error in scheduler when create a new instance.

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