[Openstack] libvirt issues
Anthony Young
sleepsonthefloor at gmail.com
Wed Jan 18 23:14:23 UTC 2012
No, you are not paranoid:) https://bugs.launchpad.net/devstack/+bug/917933
I'm working on this right now, so watch that bug to get updates.
A
On Wed, Jan 18, 2012 at 3:06 PM, Mohammad Banikazemi <mb at us.ibm.com> wrote:
> Thanks for the script.
> Maybe I am being paranoid or I have messed up my setup but since yesterday
> I cannot use VNC console.
> I get the following:
> *Error: *Unable to get VNC console for instance
> "7874ca62-d756-43cb-90ad-1c25ea781723"
> Any idea what may have led to this issue. Thanks much.
>
>
> [image: Inactive hide details for Joshua Harlow ---01/18/2012 03:59:19
> PM---I've also had to run the following before. Might be useful]Joshua
> Harlow ---01/18/2012 03:59:19 PM---I've also had to run the following
> before. Might be useful for others. Might be a bug somewhere that
>
> From: Joshua Harlow <harlowja at yahoo-inc.com>
> To: Anthony Young <sleepsonthefloor at gmail.com>, Mohammad
> Banikazemi/Watson/IBM at IBMUS,
> Cc: "openstack-bounces+mb=us.ibm.com at lists.launchpad.net"
> <openstack-bounces+mb=us.ibm.com at lists.launchpad.net>, openstack <
> openstack at lists.launchpad.net>
> Date: 01/18/2012 03:59 PM
> Subject: Re: [Openstack] libvirt issues
> ------------------------------
>
>
>
> I’ve also had to run the following before.
> Might be useful for others. Might be a bug somewhere that causes them to
> be leftover...
>
> $ more clear-domains.py
> import libvirt
> import sys
>
> connUri = "qemu:///system"
> conn = libvirt.open(connUri)
>
> if(conn == None):
> print("Could not open connection to " + connUri)
> sys.exit(1)
>
>
> definedDomains = conn.listDefinedDomains()
> am = len(definedDomains)
> print("Found %s leftover domains" %(am))
> print(definedDomains)
>
> if(am):
> print("Clearing %s domains" %(am))
> for domain in definedDomains:
> print("Found domain " +domain)
> dom = conn.lookupByName(domain)
> print "Clearing domain id %d running %s" % (dom.ID(), dom.OSType())
> print(dom.info())
> dom.undefine()
>
>
>
> On 1/18/12 11:37 AM, "Anthony Young" <*sleepsonthefloor at gmail.com*<http://sleepsonthefloor@gmail.com>>
> wrote:
>
> It is likely that one of devstack, nova, openstackx, or dashboard are
> out-of-date. You should update those directories, and then re-run stack.sh
>
> A
>
> On Wed, Jan 18, 2012 at 8:42 AM, Mohammad Banikazemi <*mb at us.ibm.com*<http://mb@us.ibm.com>>
> wrote:
> I resolved the 2nd problem by using "virsh undefine
> instance-00000002". Still have the 1st problem.
>
> Mohammad Banikazemi---01/18/2012 11:36:03 AM---After the dashboard
> issues were resolved yesterday I run into the following problems:
>
> From: Mohammad Banikazemi/Watson/IBM at IBMUS
> To: openstack <*openstack at lists.launchpad.net*<http://openstack@lists.launchpad.net>>,
>
> Date: 01/18/2012 11:36 AM
> Subject: [Openstack] libvirt issues
> Sent by: *openstack-bounces+mb=us.ibm.com at lists.launchpad.net*<http://openstack-bounces+mb=us.ibm.com@lists.launchpad.net>
> ------------------------------
>
>
>
> After the dashboard issues were resolved yesterday I run into the
> following problems:
>
> 1- Now eventhough my dashboard interface looks ok I still keep
> getting the red box errors on top of my main page:*
> Error: *Unable to get service info: This error may be caused by a
> misconfigured Nova url in keystone's service catalog, or by missing
> openstackx extensions in Nova. See the Horizon README.
> What am i missing here?
>
>
> 2- I am not sure if this is related to the changes or something on
> my part has been modified incorrectly but trying to create a vm everything
> seems to be going fine until I see the following errors essentially saying
> there is a instance with the same name already and the vm does not get
> created. What am I doing wrong? The nova/instance directory is empty and
> since I start with devstack, the nova tables are all empty in the database.
> *
>
> libvir: Domain Config error : operation failed: domain
> 'instance-00000003' already exists with uuid
> 500d2d3e-df6c-8e6a-5775-c39b60c18997*
>
> 2012-01-18 11 <tel:2012-01-18%2011> :14:28,641 ERROR
> nova.compute.manager [-] Instance 3e9ac9b4-c018-490d-a546-1b3a7d3ee5f4
> failed to spawn
> (nova.compute.manager): TRACE: Traceback (most recent call last):
> (nova.compute.manager): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 507, in _spawn
> (nova.compute.manager): TRACE: network_info, block_device_info)
> (nova.compute.manager): TRACE: File
> "/opt/stack/nova/nova/exception.py", line 126, in wrapped
> (nova.compute.manager): TRACE: return f(*args, **kw)
> (nova.compute.manager): TRACE: File
> "/opt/stack/nova/nova/virt/libvirt/connection.py", line 679, in spawn
> (nova.compute.manager): TRACE: domain =
> self._create_new_domain(xml)
> (nova.compute.manager): TRACE: File
> "/opt/stack/nova/nova/virt/libvirt/connection.py", line 1261, in
> _create_new_domain
> (nova.compute.manager): TRACE: domain =
> self._conn.defineXML(xml)
> (nova.compute.manager): TRACE: File
> "/usr/lib/python2.7/dist-packages/libvirt.py", line 1708, in defineXML
> (nova.compute.manager): TRACE: if ret is None:raise
> libvirtError('virDomainDefineXML() failed', conn=self)
> (nova.compute.manager): TRACE: libvirtError: operation failed:
> domain 'instance-00000003' already exists with uuid
> 500d2d3e-df6c-8e6a-5775-c39b60c18997
> (nova.compute.manager): TRACE:
> 2012-01-18 11 <tel:2012-01-18%2011> :14:28,644 DEBUG
> nova.compute.manager [-] deallocating network for instance:
> 3e9ac9b4-c018-490d-a546-1b3a7d3ee5f4 from (pid=3170) _deallocate_network
> /opt/stack/nova/nova/compute/manager.py:529
> 2012-01-18 11 <tel:2012-01-18%2011> :14:28,644 DEBUG nova.rpc [-]
> Making asynchronous cast on network... from (pid=3170) cast
> /opt/stack/nova/nova/rpc/impl_kombu.py:859
> 2012-01-18 11 <tel:2012-01-18%2011> :14:28,799 ERROR nova.rpc [-]
> Exception during message handling
> (nova.rpc): TRACE: Traceback (most recent call last):
> (nova.rpc): TRACE: File "/opt/stack/nova/nova/rpc/impl_kombu.py",
> line 723, in _process_data
> (nova.rpc): TRACE: rval = node_func(context=ctxt, **node_args)
> (nova.rpc): TRACE: File "/opt/stack/nova/nova/exception.py", line
> 126, in wrapped
> (nova.rpc): TRACE: return f(*args, **kw)
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 149, in decorated_function
> (nova.rpc): TRACE: self.add_instance_fault_from_exc(context,
> instance_uuid, e)
> (nova.rpc): TRACE: File "/usr/lib/python2.7/contextlib.py", line
> 24, in __exit__
> (nova.rpc): TRACE: self.gen.next()
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 144, in decorated_function
> (nova.rpc): TRACE: return function(self, context,
> instance_uuid, *args, **kwargs)
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 561, in run_instance
> (nova.rpc): TRACE: self._run_instance(context, instance_uuid,
> **kwargs)
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 390, in _run_instance
> (nova.rpc): TRACE: vm_state=vm_states.ERROR)
> (nova.rpc): TRACE: File "/usr/lib/python2.7/contextlib.py", line
> 24, in __exit__
> (nova.rpc): TRACE: self.gen.next()
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 377, in _run_instance
> (nova.rpc): TRACE: self._deallocate_network(context, instance)
> (nova.rpc): TRACE: File "/usr/lib/python2.7/contextlib.py", line
> 24, in __exit__
> (nova.rpc): TRACE: self.gen.next()
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 374, in _run_instance
> (nova.rpc): TRACE: injected_files, admin_password)
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/compute/manager.py", line 507, in _spawn
> (nova.rpc): TRACE: network_info, block_device_info)
> (nova.rpc): TRACE: File "/opt/stack/nova/nova/exception.py", line
> 126, in wrapped
> (nova.rpc): TRACE: return f(*args, **kw)
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/virt/libvirt/connection.py", line 679, in spawn
> (nova.rpc): TRACE: domain = self._create_new_domain(xml)
> (nova.rpc): TRACE: File
> "/opt/stack/nova/nova/virt/libvirt/connection.py", line 1261, in
> _create_new_domain
> (nova.rpc): TRACE: domain = self._conn.defineXML(xml)
> (nova.rpc): TRACE: File
> "/usr/lib/python2.7/dist-packages/libvirt.py", line 1708, in defineXML
> (nova.rpc): TRACE: if ret is None:raise
> libvirtError('virDomainDefineXML() failed', conn=self)
> (nova.rpc): TRACE: libvirtError: operation failed: domain
> 'instance-00000003' already exists with uuid
> 500d2d3e-df6c-8e6a-5775-c39b60c18997
> (nova.rpc): TRACE: _______________________________________________
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