At 03/04/2011 12:34 AM, Shi Jin Write: > Hi Wen, > > Thank you very much. > Here are my versoins: > [cloudadmin@test2 ~]$ virsh version > Compiled against library: libvir 0.8.1 > Using library: libvir 0.8.1 > Using API: QEMU 0.8.1 > Running hypervisor: QEMU 0.12.1 > I use the same version of libvirt, and still can not reproduce this bug. > [cloudadmin@test2 ~]$ cat /etc/redhat-release > Red Hat Enterprise Linux Server release 6.0 (Santiago) > [cloudadmin@test2 ~]$ uname -a > Linux test2 2.6.32-71.el6.x86_64 #1 SMP Wed Sep 1 01:33:01 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux > > > Could you please post the "virsh dumpxml" result of the VM after the vdb is attached? <disk type='file' device='disk'> <driver name='qemu' type='qcow2' cache='none'/> <source file='/var/lib/libvirt/images/rhel6rc_64.img'/> <target dev='hda' bus='ide'/> <alias name='ide0-0-0'/> <address type='drive' controller='0' bus='0' unit='0'/> </disk> <disk type='file' device='cdrom'> <driver name='qemu' type='raw'/> <source file='/var/lib/libvirt/images/test.iso'/> <target dev='hdc' bus='ide'/> <readonly/> <alias name='ide0-1-0'/> <address type='drive' controller='0' bus='1' unit='0'/> </disk> <disk type='file' device='disk'> <driver name='file' type='qcow2'/> <source file='/var/lib/libvirt/images/test3.img'/> <target dev='vdb' bus='virtio'/> <alias name='virtio-disk1'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/> </disk> <controller type='ide' index='0'> <alias name='ide0'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> > > Thanks in advance. > > Shi >> >> I try to reproduce this bug with upstream libvirt and qemu, >> but it works fine to me: >> >> # virsh attach-disk RHEL6RC >> /var/lib/libvirt/images/test3.img vdb --driver file >> --subdriver qcow2 >> Disk attached successfully >> >> # virsh detach-disk RHEL6RC vdb >> Disk detached successfully >> >> What is version of libvirt and qemu that you use? >> >>> But if I tried to remove the vda which uses qemu as >> driver name it would work. >>> [cloudadmin@test2 ~]$ virsh detach-disk one-52 vda >>> Disk detached successfully >>> >>> I also tried with raw disks to attach/detach and saw >> the same problems. >>> >>> Thank you very much. >>> Shi >>> >>> >>> [1]: http://www.redhat.com/archives/libvir-list/2010-August/msg00449.html >>> >>> -- >>> Shi Jin, PhD >>> >>> >>> >>> >>> -- >>> libvir-list mailing list >>> libvir-list@xxxxxxxxxx >>> https://www.redhat.com/mailman/listinfo/libvir-list >>> >> >> > > > > -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list