On Tue, 28 Jan 2014, Jens Pelzetter wrote: > Hello, > > we have a strange problem on a fresh install of CentOS 6.5. On the > server we want to use Xen to host paravirtualised guests (the system has > no hardware virtualization support). To manage the domain we would like > to use libvirt. Xen and libvirt are set up as described here: > > http://wiki.centos.org/HowTos/Xen/Xen4QuickStart > http://wiki.centos.org/HowTos/Xen/Xen4QuickStart/Xen4Libvirt > > When we try to create a new domain this does not work. In > /var/log/xen/xend.log we have to the following error: Could you please post the output of xm dmesg? > [2014-01-28 10:23:02 1651] DEBUG (XendDomainInfo:103) > XendDomainInfo.create(['vm', ['name', 'ccm'], ['memory', '1024'], > ['maxmem', '1024'], ['vcpus', '1'], ['uuid', > 'be62b0d3-4911-137f-210f-9b0948828106'], ['bootloader', > '/usr/bin/pygrub'], ['on_poweroff', 'destroy'], ['on_reboot', > 'restart'], ['on_crash', 'restart'], ['image', ['linux', ['localtime', > '0']]], ['localtime', '0'], ['device', ['vbd', ['dev', 'xvda'], > ['uname', 'phy:/dev/medusa-vm/ccm'], ['mode', 'w']]], ['device', ['vif', > ['mac', '00:16:3e:1c:ee:5b'], ['bridge', 'br0'], ['script', > 'vif-bridge'], ['model', 'virtio']]]]) > [2014-01-28 10:23:02 1651] DEBUG (XendDomainInfo:2499) > XendDomainInfo.constructDomain > [2014-01-28 10:23:02 1651] DEBUG (balloon:187) Balloon: 26832188 KiB > free; need 16384; done. > [2014-01-28 10:23:02 1651] ERROR (XendDomainInfo:2561) (1, 'Operation > not permitted') > Traceback (most recent call last): > File "/usr/lib64/python2.6/site-packages/xen/xend/XendDomainInfo.py", > line 2556, in _constructDomain > target = self.info.target()) > Error: (1, 'Operation not permitted') Are xend and libvirt running as root? Do you have SELinux enabled?