thanks Jim and Cole, sounds like I should not be concerned. Thanks Wayne
On Fri, Feb 6, 2015 at 8:49 PM, Jim Fehlig <[email protected]> wrote: > Wayne Mills wrote: > > Hi, > > > > I've been following this website to create VM's: > > http://wiki.xen.org/wiki/DomU_Install_with_Virt-Manager . As shown, > > when virt-manager is started, it shows domain-0 as one of the VM's. > > > > My virt-manager console does not show domain-0. It only shows the VM > > I created (ubuntu1404svr) based on amd64 ubuntu server ISO. Yet, I do > > see the qemu processes running for both the server and domain0 images: > > > > root 28243 1 0 04:20 ? 00:00:53 > > /usr/bin/qemu-system-i386 -xen-domid 14 -chardev > > socket,id=libxl-cmd,path=/var/run/xen/qmp-libxl-14,server,nowait -mon > > chardev=libxl-cmd,mode=control -nodefaults *-name ubuntu1404svr* -vnc > > 127.0.0.1:0 <http://127.0.0.1:0> -k en-us -serial pty -device > > cirrus-vga -global vga.vram_size_mb=9 -boot order=dc -device > > rtl8139,id=nic0,netdev=net0,mac=00:16:3e:c3:44:fe -netdev > > type=tap,id=net0,ifname=vif14.0-emu,script=no,downscript=no -machine > > xenfv -m 4087 -drive > > > *file=/dev/vg0/ubuntu1401svr*,if=ide,index=0,media=disk,format=raw,cache=writeback > > -drive if=ide,index=2,media=cdrom,cache=writeback,id=ide-5632 > > > > root 1226 1 0 Feb05 ? 00:00:06 > > /usr/bin/qemu-system-i386 -xen-domid 0 -xen-attach *-name dom0* > > -nographic -M xenpv -daemonize -monitor /dev/null -serial /dev/null > > -parallel /dev/null -pidfile /var/run/qemu-dom0.pid > > > > > > Before I go much further in my activities, I want to be sure domain-0 > > is up and running properly. The lack of domain-0 visibility from > > virt-manager has me concerned. > > I assume you are using Xen's libxl stack and libvirt's libxl driver? > Currently the libxl driver ignores dom0, which has been the case since > it was introduced in libvirt. I have a stale patch that introduces dom0 > support in the libxl driver, but it needs some work to restrict what > operations can be performed. E.g. the old xen driver would not allow > rebooting or destroying dom0. Actually, xend disallowed these > operations and reported an error when attempting something like 'virsh > destroy 0'. libxl wont destroy or reboot dom0, but it doesn't report an > error either. Failing these operations and reporting a proper error > will need to be done in the libvirt libxl driver. > > Regards, > Jim > >
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