Here is the output of virsh capabilities. It seems to make no sense.
But it might indicate that something about detection of the
qemu-kvm-1.1.0 binary fails, so libvirt assumes that it's not working.
Rich.
$ sudo virsh capabilities
<capabilities>
<host>
<uuid>2b8c6f80-b15c-11df-9cfd-b727e82cf6bb</uuid>
<cpu>
<arch>x86_64</arch>
<model>Westmere</model>
<vendor>Intel</vendor>
<topology sockets='1' cores='2' threads='2'/>
<feature name='rdtscp'/>
<feature name='pdcm'/>
<feature name='xtpr'/>
<feature name='tm2'/>
<feature name='est'/>
<feature name='smx'/>
<feature name='vmx'/>
<feature name='ds_cpl'/>
<feature name='monitor'/>
<feature name='dtes64'/>
<feature name='pclmuldq'/>
<feature name='pbe'/>
<feature name='tm'/>
<feature name='ht'/>
<feature name='ss'/>
<feature name='acpi'/>
<feature name='ds'/>
<feature name='vme'/>
</cpu>
<power_management>
<suspend_mem/>
<suspend_disk/>
<suspend_hybrid/>
</power_management>
<migration_features>
<live/>
<uri_transports>
<uri_transport>tcp</uri_transport>
</uri_transports>
</migration_features>
<topology>
<cells num='1'>
<cell id='0'>
<cpus num='4'>
<cpu id='0'/>
<cpu id='1'/>
<cpu id='2'/>
<cpu id='3'/>
</cpus>
</cell>
</cells>
</topology>
<secmodel>
<model>selinux</model>
<doi>0</doi>
</secmodel>
</host>
<guest>
<os_type>hvm</os_type>
<arch name='arm'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-arm</emulator>
<machine>integratorcp</machine>
<machine>collie</machine>
<machine>nuri</machine>
<machine>smdkc210</machine>
<machine>connex</machine>
<machine>verdex</machine>
<machine>highbank</machine>
<machine>mainstone</machine>
<machine>musicpal</machine>
<machine>n800</machine>
<machine>n810</machine>
<machine>sx1</machine>
<machine>sx1-v1</machine>
<machine>cheetah</machine>
<machine>realview-eb</machine>
<machine>realview-eb-mpcore</machine>
<machine>realview-pb-a8</machine>
<machine>realview-pbx-a9</machine>
<machine>akita</machine>
<machine>spitz</machine>
<machine>borzoi</machine>
<machine>terrier</machine>
<machine>lm3s811evb</machine>
<machine>lm3s6965evb</machine>
<machine>tosa</machine>
<machine>versatilepb</machine>
<machine>versatileab</machine>
<machine>vexpress-a9</machine>
<machine>vexpress-a15</machine>
<machine>xilinx-zynq-a9</machine>
<machine>z2</machine>
<domain type='qemu'>
</domain>
</arch>
<features>
<deviceboot/>
</features>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='mips'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-mips</emulator>
<machine>malta</machine>
<machine>magnum</machine>
<machine>pica61</machine>
<machine>mipssim</machine>
<machine>mips</machine>
<domain type='qemu'>
</domain>
</arch>
<features>
<deviceboot/>
</features>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='mipsel'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-mipsel</emulator>
<machine>malta</machine>
<machine>magnum</machine>
<machine>pica61</machine>
<machine>mipssim</machine>
<machine>mips</machine>
<domain type='qemu'>
</domain>
</arch>
<features>
<deviceboot/>
</features>
</guest>
</capabilities>
--
Richard Jones, Virtualization Group, Red Hat
http://people.redhat.com/~rjones
virt-top is 'top' for virtual machines. Tiny program with many
powerful monitoring features, net stats, disk stats, logging, etc.
http://et.redhat.com/~rjones/virt-top