Open Stack

Hi,
it looks like the user under which libvirt is running doesn't have the rights to manage server's IF.
What version of libvirt are you using ?
Can I see the file /etc/libvirt/libvirtd.com ? (cat /etc/libvirt/libvirtd.conf | grep -v -e "#" -e "^$

Raz

Nuage & Co - Razique Mahroua 
razique.mahroua at gmail.com



Le 11 avr. 2012 à 14:48, Gurjar, Unmesh a écrit :

> Hi,
>  
> I have setup two Compute nodes (using Openstack master branch) and configured libvirt for block migration (by  following step #1 and #4 mentioned here). In addition, I have also disabled apparmor for libvirtd profile and have an entry in ‘/etc/hosts’ of both the Compute hosts.
>  
> From both the Compute hosts, I am able to connect and fetch the list of running instances on the other host (using the hostname), as follows:
> virsh # connect qemu+tcp://ubuntu-dev-001/system
> virsh # list
>  
> The issue is block migrating an instance between these hosts fails with the following error in the source Compute host console:
> libvir: QEMU error : operation failed: migration job: unexpectedly failed
> 2012-04-11 03:15:54 DEBUG nova.rpc.amqp [-] Making asynchronous call on network ... from (pid=18487) multicall /opt/stack/nova/nova/rpc/amqp.py:318
> 2012-04-11 03:15:54 DEBUG nova.rpc.amqp [-] MSG_ID is 8d91158236ae4de0bd8b89533f060892 from (pid=18487) multicall /opt/stack/nova/nova/rpc/amqp.py:321
> 2012-04-11 03:15:54 DEBUG nova.rpc.amqp [-] Making asynchronous cast on compute.ubuntu-dev-001... from (pid=18487) cast /opt/stack/nova/nova/rpc/amqp.py:343
> Traceback (most recent call last):
>   File "/usr/lib/python2.7/dist-packages/eventlet/hubs/poll.py", line 97, in wait
>     readers.get(fileno, noop).cb(fileno)
>   File "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 192, in main
>     result = function(*args, **kwargs)
>   File "/opt/stack/nova/nova/virt/libvirt/connection.py", line 2179, in _live_migration
>     recover_method(ctxt, instance_ref, dest, block_migration)
>   File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>     self.gen.next()
>   File "/opt/stack/nova/nova/virt/libvirt/connection.py", line 2175, in _live_migration
>     FLAGS.live_migration_bandwidth)
>   File "/usr/lib/python2.7/dist-packages/libvirt.py", line 689, in migrateToURI
>     if ret == -1: raise libvirtError ('virDomainMigrateToURI() failed', dom=self)
> libvirtError: operation failed: migration job: unexpectedly failed
> Removing descriptor: 12
>  
> I find the following in the qemu log file (/var/log/libvirt/qemu/instance-00000003.log ) on the destination Compute host:
> 2012-04-11 04:14:25.971: starting up
> LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/sbin:/sbin:/bin QEMU_AUDIO_DRV=none /usr/bin/kvm -S -M pc-0.14 -enable-kvm -m 512 -smp 1,sockets=1,cores=1,threads=1 -name instance-00000003 -uuid f58d5f32-6d55-43fb-89ed-c33ebf72d1ed -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/instance-00000003.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=readline -rtc base=utc -boot c -kernel /opt/stack/nova/instances/instance-00000003/kernel -initrd /opt/stack/nova/instances/instance-00000003/ramdisk -append root=/dev/vda console=ttyS0 -drive file=/opt/stack/nova/instances/instance-00000003/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=none -device virtio-blk-pci,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0 -netdev tap,ifname=tapfcfa2a6c-35,script=,id=hostnet0 -device rtl8139,netdev=hostnet0,id=net0,mac=fa:16:3e:7d:32:27,bus=pci.0,addr=0x3 -chardev file,id=charserial0,path=/opt/stack/nova/instances/instance-00000003/console.log -device isa-serial,chardev=charserial0,id=serial0 -chardev pty,id=charserial1 -device isa-serial,chardev=charserial1,id=serial1 -usb -device usb-tablet,id=input0 -vnc 127.0.0.1:0 -k en-us -vga cirrus -incoming tcp:0.0.0.0:49166 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5
> Domain id=15 is tainted: high-privileges
> Domain id=15 is tainted: shell-scripts
> char device redirected to /dev/pts/17
> 2012-04-11 04:14:26.406: shutting down
> can't delete tapfcfa2a6c-35 from eth1: Operation not supported
> SIOCSIFADDR: Permission denied
> SIOCSIFFLAGS: Permission denied
> SIOCSIFFLAGS: Permission denied
> /etc/qemu-ifdown: could not launch network script
>  
> Would be great if someone can point anything that I am missing here or any configuration changes required to resolve this issue.
>  
> Thanks & Regards,
> Unmesh Gurjar | Lead Engineer | Vertex Software Private Ltd. | w. +91.20.6604.1500 x 379 | m. +91.982.324.7631 | unmesh.gurjar at nttdata.com | Follow us on Twitter at NTTDATAAmericas
>  
> 
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