[libvirt-users] no connection driver available for No connection for URI xen:///

[Alex Jia]

On 03/16/2012 05:33 AM, Su Zhang wrote:
>
>
> On Thu, Mar 15, 2012 at 4:20 PM, Eric Blake <eblake at redhat.com 
> <mailto:eblake at redhat.com>> wrote:
>
>     On 03/15/2012 02:57 PM, Su Zhang wrote:
>     > Hi all,
>     >
>     > I am trying to use virt-install to install domU image. However, I
>     > encountered the following issue. It seems that a connection
>     driver is
>     > needed for Xen.
>     > I am new to both libvirt and Xen. Anyone have any ideas on
>     what's wrong
>     > with the following error ?
>     >
>     >
>     >
>     > # virt-install --connect=xen:/// -p -d
>     > Thu, 15 Mar 2012 10:17:55 DEBUG    Launched with command line:
>     > /usr/bin/virt-install --connect=xen:/// -p -d
>     > Thu, 15 Mar 2012 10:17:55 DEBUG    Requesting libvirt URI xen:///
>     > Thu, 15 Mar 2012 10:17:55 ERROR    no connection driver
>     available for No
>     > connection for URI xen:///
>
>     This probably means that your copy of libvirt.so and libvirtd was
>     built
>     without xen support.  What does
>
>     virsh --version=long
>
>     say?  Also, are you sure libvirtd is running?
>
In addition, I want to know your libvirt.so, libvirtd, xend location, 
for example,
# which libvirtd
# which xend
# locate libvirt.so

Please also make sure xend service is running:
# service xend status
>
>
>     --
>     Eric Blake eblake at redhat.com <mailto:eblake at redhat.com>
>     +1-919-301-3266 <tel:%2B1-919-301-3266>
>     Libvirt virtualization library http://libvirt.org
>
>
> Eric,
>
> Here is the output:
> # virsh --version=long
> Virsh command line tool of libvirt 0.9.10
> See web site at http://libvirt.org/
>
> Compiled with support for:
>  Hypervisors: Xen QEmu/KVM UML OpenVZ VirtualBox LXC Test
>  Networking: Remote Daemon Network Bridging Nwfilter VirtualPort
>  Storage: Dir Filesystem SCSI Multipath iSCSI LVM
>  Miscellaneous: SELinux Secrets Debug
>
> It seems that it does support Xen.
Yeah, Xen indeed appears in Hypervisors line.
>
> I am not sure if libvirtd is running so I use the following command to 
> start it:
>
> [root at XenTester srv]# /etc/rc.d/init.d/libvirtd start
Right, you may also use service libvirtd start, and check it by service 
libvirtd status or ps -ef|grep libvirtd.
>
> But the same error is still there.
>
> Am I using the right way to start libvirtd service? Are there any 
> other possible reasons of this error?
>
> Thanks,
>
> -- 
> Su Zhang
> Ph.D Candidate
> Computing and Information Sciences
> Kansas State University
>
>
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