On Mon, Oct 19, 2009 at 09:49:28PM +0200, Uli Martens wrote: > Package: libvirt-bin > Version: 0.7.1-2 > Severity: normal > > Hi Guido, > > I'm the guy from the debconf who told you about the problem hot-adding disks > to > kvm domains with libvirt. > > First, thanks again for looking into the bug there, the first half of it seems > to be fixed already. [ftr: trying to add a disk to a kvm domain failed because > of changed kvm command line syntax, was fixed in 0.6.5-3 by > 0005-Fix-PCI-device-hotplug-unplug-with-newer-QEMU.patch] > > Unfortunatelly, this still seems to only cold-add the disk to the > domain-specification internal to libvirt, but not to the running domain. > > | virsh # attach-disk brann /dev/sde vdg > | Disk attached successfully > | > | virsh # dumpxml brann > [..] > | <disk type='block' device='disk'> > | <driver name='phy'/> > | <source dev='/dev/sde'/> > | <target dev='vdg' bus='virtio'/> > | </disk> > [..] > > The domain itself seems not to notice at all. dmesg shows no changes, > /proc/partitions is unchanged. /var/log/libvirt/qemu/brann.log is unchanged, > too. Did you load the modules acpiphp and pci_hotplug in the guest? Disk hotplug is acutally PCI hotplug in kvm. -- Guido
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