http://bugzilla.opensuse.org/show_bug.cgi?id=907324 Bug ID: 907324 Summary: libvirt: unsupported configuration: native I/O needs either no disk cache or directsync cache mode, QEMU will fallback to aio=threads Classification: openSUSE Product: openSUSE Factory Version: 201411* Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Basesystem Assignee: jfehlig@suse.com Reporter: mpluskal@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Created attachment 615104 --> http://bugzilla.opensuse.org/attachment.cgi?id=615104&action=edit virt-manager --debug Instalation via virt-manager, when lvm is used as default storage fails: summary=Unable to complete install: 'unsupported configuration: native I/O needs either no disk cache or directsync cache mode, QEMU will fallback to aio=threads' details=Traceback (most recent call last): File "/usr/share/virt-manager/virtManager/asyncjob.py", line 89, in cb_wrapper callback(asyncjob, *args, **kwargs) File "/usr/share/virt-manager/virtManager/create.py", line 1958, in do_install guest.start_install(meter=meter) File "/usr/share/virt-manager/virtinst/guest.py", line 428, in start_install noboot) File "/usr/share/virt-manager/virtinst/guest.py", line 492, in _create_guest dom = self.conn.createLinux(start_xml or final_xml, 0) File "/usr/lib64/python2.7/site-packages/libvirt.py", line 3464, in createLinux if ret is None:raise libvirtError('virDomainCreateLinux() failed', conn=self) libvirtError: unsupported configuration: native I/O needs either no disk cache or directsync cache mode, QEMU will fallback to aio=threads # systemctl status libvirtd libvirtd.service - Virtualization daemon Loaded: loaded (/usr/lib/systemd/system/libvirtd.service; enabled) Active: active (running) since Wed 2014-11-26 14:30:16 CET; 20min ago Docs: man:libvirtd(8) http://libvirt.org Main PID: 1345 (libvirtd) CGroup: /system.slice/libvirtd.service ├─1345 /usr/sbin/libvirtd --listen ├─1680 /usr/sbin/dnsmasq --conf-file=/var/lib/libvirt/dnsmasq/vnet0.conf --dhcp-script=/usr/lib64/libvirt/libvirt_leaseshelper └─1681 /usr/sbin/dnsmasq --conf-file=/var/lib/libvirt/dnsmasq/vnet0.conf --dhcp-script=/usr/lib64/libvirt/libvirt_leaseshelper Nov 26 14:30:17 medusa dnsmasq[1680]: compile time options: IPv6 GNU-getopt DBus i18n IDN DHCP DHCPv6 no-Lua TFTP conntrack ipset auth DNSSEC Nov 26 14:30:17 medusa dnsmasq-dhcp[1680]: DHCP, IP range 192.168.100.128 -- 192.168.100.254, lease time 1h Nov 26 14:30:17 medusa dnsmasq-dhcp[1680]: DHCP, sockets bound exclusively to interface virbr0 Nov 26 14:30:17 medusa dnsmasq[1680]: reading /etc/resolv.conf Nov 26 14:30:17 medusa dnsmasq[1680]: using nameserver 10.100.2.10#53 Nov 26 14:30:17 medusa dnsmasq[1680]: using nameserver 10.100.2.8#53 Nov 26 14:30:17 medusa dnsmasq[1680]: read /etc/hosts - 7 addresses Nov 26 14:30:17 medusa dnsmasq[1680]: read /var/lib/libvirt/dnsmasq/vnet0.addnhosts - 0 addresses Nov 26 14:30:17 medusa dnsmasq-dhcp[1680]: read /var/lib/libvirt/dnsmasq/vnet0.hostsfile Nov 26 14:47:48 medusa libvirtd[1345]: End of file while reading data: Input/output error -- You are receiving this mail because: You are on the CC list for the bug.