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

On Thu, Mar 15, 2012 at 9:45 PM, Alex Jia <ajia(a)redhat.com <mailto:ajia@redhat.com>> wrote: On 03/16/2012 05:33 AM, Su Zhang wrote: > > > On Thu, Mar 15, 2012 at 4:20 PM, Eric Blake <eblake(a)redhat.com > <mailto:eblake@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(a)redhat.com <mailto:eblake@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@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 > > > _______________________________________________ > libvirt-users mailing list > libvirt-users(a)redhat.com <mailto:libvirt-users@redhat.com> > https://www.redhat.com/mailman/listinfo/libvirt-users Alex, Here is some information: # /etc/init.d/xencommons start Starting xenstored... Setting domain 0 name... Starting xenconsoled... [root@XenTester su]# /etc/init.d/xend start [root@XenTester su]# which libvirtd /usr/local/sbin/libvirtd [root@XenTester su]# which xend /usr/sbin/xend [root@XenTester su]# locate libvirt.so /usr/lib64/libvirt.so.0 /usr/lib64/libvirt.so.0.9.4 /usr/local/lib/libvirt.so /usr/local/lib/libvirt.so.0 /usr/local/lib/libvirt.so.0.9.10

[root@XenTester su]# service xend status [root@XenTester su]# ps -ef|grep libvirtd root 2242 1 0 21:52 ? 00:00:00 libvirtd --daemon root 3295 3112 0 21:59 pts/0 00:00:00 grep libvirtd Can you see if it is normal here? Thanks, -- Su Zhang Ph.D Candidate Computing and Information Sciences Kansas State University