Hello: add a rbd disk by virsh attach-device ,the operation fails; libvirt version: libvirt-0.10.2-46.el6.x86_64 operated virsh pool-info, pool-edit, attach-device domain_id /tmp/rbddisk.xml command: virsh # pool-info 0a081d22-070b-3f58-a883-78e29012b052 Name: 0a081d22-070b-3f58-a883-78e29012b052 UUID: 0a081d22-070b-3f58-a883-78e29012b052 State: running Persistent: no Autostart: no Capacity: 305.50 TiB Allocation: 173.06 GiB Available: 304.98 TiB virsh # pool-edit 0a081d22-070b-3f58-a883-78e29012b052 <pool type='rbd'> <name>0a081d22-070b-3f58-a883-78e29012b052</name> <uuid>0a081d22-070b-3f58-a883-78e29012b052</uuid> <capacity unit='bytes'>335898508001280</capacity> <allocation unit='bytes'>185824236409</allocation> <available unit='bytes'>335327800442880</available> <source> <host name='szebs01.app.paic.com.cn' port='6789'/> <name>ebs_sz_01_01</name> <auth username='szbcs' type='ceph'> <secret uuid='0a081d22-070b-3f58-a883-78e29012b052'/> </auth> </source> </pool> virsh # attach-device 52 /tmp/rbddisk.xml error: Failed to attach device from /tmp/rbddisk.xml error: internal error unable to execute QEMU command '__com.redhat_drive_add': Device 'drive-virtio-disk1' could not be initialized This context of /tmp/rbddisk.xml : <disk type='network' device='disk'> <driver name='qemu' type='raw' cache='none'/> <auth username='szbcs'> <secret type='ceph' uuid='0a081d22-070b-3f58-a883-78e29012b052'/> </auth> <source protocol='rbd' name='ebs_sz_01_01/5eba8a02-f251-4674-88b8-e368a07d50c5'> <host name='szebs01.app.paic.com.cn' port='6789'/> </source> <target dev='vdb' bus='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0'/> </disk> This error information in libvirtd log file: 2015-05-05 02:51:52.005+0000: 32082: error : qemuMonitorJSONCheckError:359 : internal error unable to execute QEMU command '__com.redhat_drive_add': Device 'drive-virtio-disk1' could not be initialized Thanks!! ******************************************************************************************************************************** The information in this email is confidential and may be legally privileged. If you have received this email in error or are not the intended recipient, please immediately notify the sender and delete this message from your computer. Any use, distribution, or copying of this email other than by the intended recipient is strictly prohibited. All messages sent to and from us may be monitored to ensure compliance with internal policies and to protect our business. Emails are not secure and cannot be guaranteed to be error free as they can be intercepted, amended, lost or destroyed, or contain viruses. Anyone who communicates with us by email is taken to accept these risks. �跺���欢���娉ㄦ�锛����浠跺�淇��淇℃�锛��璇�����浠讹�璇峰�蹇���ュ���汉骞剁��ュ��伙�涓��浣跨�������澶�����浠躲� 杩����欢����版�������������浠跺��藉����������淇����涪澶便�琚��������璁＄��虹�姣��涓���ㄦ��点� ********************************************************************************************************************************