Re: [libvirt] [virt-tools-list] Provision through virt-manager not supported on para-virtualized Xen?

2012/2/2 Cole Robinson <crobinso(a)redhat.com&gt;: > On 02/02/2012 08:54 AM, Cheer Xiao wrote: >> 2012/2/2 Cole Robinson <crobinso(a)redhat.com&gt;: >>> On 02/02/2012 08:05 AM, Cheer Xiao wrote: >>>> Hi all, >>>> >>>> I was setting up libvirt and virt-manager for managing Xen VMs. But >>>> when I hit "New" in virt-manager to provision a new VM, virt-manager >>>> gives me the error: "No install options available for this >>>> connection." >>>> >>>> The hypervisor being used is para-virtualized Xen, running on Debian Squeeze. >>>> >>>> lux-002# xm info >>>> host   Â  Â  Â  Â  Â  Â  Â  Â  : lux-002 >>>> release   Â  Â  Â  Â  Â  Â  Â : 2.6.32-5-xen-686 >>>> version   Â  Â  Â  Â  Â  Â  Â : #1 SMP Mon Jan 16 19:46:09 UTC 2012 >>>> machine   Â  Â  Â  Â  Â  Â  Â : i686 >>>> nr_cpus   Â  Â  Â  Â  Â  Â  Â : 4 >>>> nr_nodes   Â  Â  Â  Â  Â  Â  : 1 >>>> cores_per_socket   Â  Â  : 1 >>>> threads_per_core   Â  Â  : 2 >>>> cpu_mhz   Â  Â  Â  Â  Â  Â  Â : 3200 >>>> hw_caps   Â  Â  Â  Â  Â  Â  Â : >>>> bfebfbff:20100000:00000000:00000180:0000641d:00000000:00000001:00000000 >>>> virt_caps   Â  Â  Â  Â  Â  Â : >>>> total_memory   Â  Â  Â  Â  : 8191 >>>> free_memory   Â  Â  Â  Â  Â : 1150 >>>> node_to_cpu   Â  Â  Â  Â  Â : node0:0-3 >>>> node_to_memory   Â  Â  Â  : node0:1150 >>>> node_to_dma32_mem   Â  Â : node0:578 >>>> max_node_id   Â  Â  Â  Â  Â : 0 >>>> xen_major   Â  Â  Â  Â  Â  Â : 4 >>>> xen_minor   Â  Â  Â  Â  Â  Â : 0 >>>> xen_extra   Â  Â  Â  Â  Â  Â : .1 >>>> xen_caps   Â  Â  Â  Â  Â  Â  : xen-3.0-x86_32p >>>> xen_scheduler   Â  Â  Â  Â : credit >>>> xen_pagesize   Â  Â  Â  Â  : 4096 >>>> platform_params   Â  Â  Â : virt_start=0xf5800000 >>>> xen_changeset   Â  Â  Â  Â : unavailable >>>> xen_commandline   Â  Â  Â : placeholder com1=9600,8n1 console=com1,vga >>>> cc_compiler   Â  Â  Â  Â  Â : gcc version 4.4.5 (Debian 4.4.5-8) >>>> cc_compile_by   Â  Â  Â  Â : waldi >>>> cc_compile_domain   Â  Â : debian.org >>>> cc_compile_date   Â  Â  Â : Mon Nov  7 09:18:26 CET 2011 >>>> xend_config_format   Â  : 4 >>>> lux-002# libvirtd --version >>>> libvirtd (libvirt) 0.8.3 >>>> >>> >>> libvirt pokes into the host machine to try and figure out it's virt >>> capabilities. So something must be going wrong there. Here's the function it >>> uses in libvirt code: >>> >>> http://libvirt.org/git/?p=libvirt.git;a=blob;f=src/xen/xen_hypervisor.c;h... >>> >>> Something must be funky or unexpected with /sys/hypervisor/properties/capabilities >>> >> >> This is how it looks: >> >> lux-002% cat /sys/hypervisor/properties/capabilities >> xen-3.0-x86_32p >> >> So, is provision through on para-virtualized Xen *supposed* to be >> supported or not? >> Uh... So I guess it's supposed to be supported

> > That is saying your host supports 32bit paravirt guests only. > > What's the output of 'virsh --connect xen:/// capabilities' ? blackie% virsh -c xen+ssh://lux-002 capabilities <capabilities> <host> <cpu> <arch>i686</arch> <features> <pae/> </features> </cpu> <migration_features> <live/> <uri_transports> <uri_transport>xenmigr</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> </host> <guest> <os_type>xen</os_type> <arch name='i686'> <wordsize>32</wordsize> <emulator>/usr/lib/xen/bin/qemu-dm</emulator> <machine>xenpv</machine> <domain type='xen'> </domain> </arch> <features> <pae/> </features> </guest> </capabilities>