[libvirt-users] Libvirt Error Creating VMs for Nimbus Cloud

Sat Feb 1 01:27:34 UTC 2014

I should probably mention that I'm using Ubuntu 12.04.3 server (64-bit).
Also, I noticed this page:
http://wiki.libvirt.org/page/Failed_to_connect_to_the_hypervisor, but the
user is part of the libvirtd group.

On Fri, Jan 31, 2014 at 2:09 PM, Joshua McKee <josjunk at gmail.com> wrote:

> Hello,
>
> I am having an issue with libvirt in my Nimbus cloud setup. When I use the
> Nimbus VM creation test scripts on a VMM node (using libvirt), the VM is
> created without a problem. However, when I attempt to create a new VM using
> Nimbus (which then tries to create the VM on the VMM node), I encounter the
> following error:
>
>
> ---------------------------------------------------------------------------------------------------------------------------------------------
> $ ./nimbus-cloud-client-022/bin/cloud-client.sh --run --name testimage
> --hours 1
>
> Launching workspace.
>
> Workspace Factory Service:
>     https://yellow:8443/wsrf/services/WorkspaceFactoryService
>
> Creating workspace "vm-035"... done.
>
>
>        IP address: 172.29.99.20
>          Hostname: pub02
>        Start time: Fri Jan 31 13:48:57 MST 2014
>     Shutdown time: Fri Jan 31 14:48:57 MST 2014
>  Termination time: Fri Jan 31 14:50:57 MST 2014
>
> Waiting for updates.
>
> Problem with vm-035: Unexpected issue
> STDERR: 2014-01-31 13:48:44,412 - WARNING - no qemu_img configuration,
> copy-on-write support is disabled
> libvir: QEMU error : Domain not found: no domain with matching name
> 'wrksp-33'
> libvir: error : An error occurred, but the cause is unknown
> 2014-01-31 13:48:45,587 - ERROR - Problem creating the VM: An error
> occurred, but the cause is unknown
> 2014-01-31 13:48:45,587 - ERROR - An error occurred, but the cause is
> unknown
> Traceback (most recent call last):
>   File
> "/opt/nimbus/src/python/workspacecontrol/defaults/lvrt/lvrt_common.py",
> line 123, in create
>     newvm = self._vmm().createXML(xml, 0)
>   File "/usr/lib/python2.7/dist-packages/libvirt.py", line 2189, in
> createXML
>     if ret is None:raise libvirtError('virDomainCreateXML() failed',
> conn=self)
> libvirtError: An error occurred, but the cause is unknown
> 2014-01-31 13:48:45,589 - ERROR - Problem creating the VM: An error
> occurred, but the cause is unknown
> Traceback (most recent call last):
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 155, in _common_withnetsecurity
>     _common_withtmplease(nic_set, kernel, local_file_set, c, netsecurity,
> platform, justprint)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 174, in _common_withtmplease
>     platform.create(local_file_set, nic_set, kernel)
>   File
> "/opt/nimbus/src/python/workspacecontrol/defaults/lvrt/lvrt_common.py",
> line 128, in create
>     raise UnexpectedError(shorterr)
> UnexpectedError: Problem creating the VM: An error occurred, but the cause
> is unknown
> 2014-01-31 13:48:45,589 - ERROR - Creation problem: going to back out tmp
> space lease
> 2014-01-31 13:48:45,589 - ERROR - Backed out tmp space lease
> 2014-01-31 13:48:45,589 - ERROR - Problem creating the VM: An error
> occurred, but the cause is unknown
> Traceback (most recent call last):
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 137, in _common_withnetbootstrap
>     _common_withnetsecurity(vm_name, nic_set, kernel, local_file_set, p,
> c, netsecurity, platform, justprint)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 164, in _common_withnetsecurity
>     raise e
> UnexpectedError: Problem creating the VM: An error occurred, but the cause
> is unknown
> 2014-01-31 13:48:45,589 - ERROR - Creation problem: going to back out net
> security
> 2014-01-31 13:48:45,606 - ERROR - Backed out net security
> 2014-01-31 13:48:45,606 - ERROR - Problem creating the VM: An error
> occurred, but the cause is unknown
> Traceback (most recent call last):
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 119, in _common_withnics
>     _common_withnetbootstrap(vm_name, nic_set, kernel, local_file_set, p,
> c, netsecurity, platform, justprint)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 146, in _common_withnetbootstrap
>     raise e
> UnexpectedError: Problem creating the VM: An error occurred, but the cause
> is unknown
> 2014-01-31 13:48:45,607 - ERROR - Creation problem: going to back out net
> bootstrap
> 2014-01-31 13:48:45,607 - ERROR - Backed out net bootstrap
> 2014-01-31 13:48:45,607 - ERROR - Problem creating the VM: An error
> occurred, but the cause is unknown
> Traceback (most recent call last):
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 96, in _common
>     _common_withnics(vm_name, nic_set, kernel, local_file_set, p, c,
> localnet, netbootstrap, netsecurity, platform, justprint)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 128, in _common_withnics
>     raise e
> UnexpectedError: Problem creating the VM: An error occurred, but the cause
> is unknown
> 2014-01-31 13:48:45,607 - ERROR - Creation problem: going to back out net
> leases
> 2014-01-31 13:48:45,607 - ERROR - Backed out net leases
> 2014-01-31 13:48:45,608 - ERROR - Problem creating the VM: An error
> occurred, but the cause is unknown
> Traceback (most recent call last):
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core.py", line 79,
> in core
>     _core(vm_name, action, p, c)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core.py", line
> 168, in _core
>     wc_core_creation.create(vm_name, p, c, async, editing, images,
> kernels, localnet, netbootstrap, netlease, netsecurity, persistence,
> platform)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 16, in create
>     _create_local(vm_name, p, c, async, editing, images, kernels,
> localnet, netbootstrap, netlease, netsecurity, persistence, platform)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 31, in _create_local
>     _common(local_file_set, vm_name, p, c, editing, kernels, localnet,
> netbootstrap, netlease, netsecurity, persistence, platform,
> justprint=justprint)
>   File "/opt/nimbus/src/python/workspacecontrol/main/wc_core_creation.py",
> line 107, in _common
>     raise e
> UnexpectedError: Problem creating the VM: An error occurred, but the cause
> is unknown
> Problem executing: Problem creating the VM: An error occurred, but the
> cause is unknown
>
> Exiting with error code: 4
>
> Workspace "vm-035" did NOT reach target state "Running"
>
> Problem running 'vm-035'.
>
> ---------------------------------------------------------------------------------------------------------------------------------------------
>
> I checked /var/log/libvirtd.log, and found the following:
>
>
> ---------------------------------------------------------------------------------------------------------------------------------------------
> 2014-01-31 20:48:39.311+0000: 2888: info : libvirt version: 0.9.8
> 2014-01-31 20:48:39.311+0000: 2888: error : virNetSocketReadWire:1006 :
> End of file while reading data: Input/output error
>
> ---------------------------------------------------------------------------------------------------------------------------------------------
>
> I don't know if this is relevant, but I also noticed this warning when
> creating the VM through the test scripts mentioned above:
>
>
> ---------------------------------------------------------------------------------------------------------------------------------------------
> 2014-01-31 05:41:44.018+0000: 1351: warning : qemuDomainObjTaint:1134 :
> Domain id=1 name='control-test' uuid=95f2d398-6b98-5359-7597-b0f596aae996
> is tainted: high-privileges
>
> ---------------------------------------------------------------------------------------------------------------------------------------------
>
> I assumed this was a permissions issue, but I double checked and
> everything seems in order. I did not have this issue on my previous Nimbus
> cloud setup.
>
> Thanks,
> Josh
>
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