[libvirt-users] Unable to connect qemu:///system on CentOS 6.2 X86_64

[Michał Kulling | IQ.pl]

On Mon, 5 Mar 2012 20:50:29 +0800, suyi wang <wangsuyi640 at gmail.com>
wrote:
> Dear all:
>      I ust installed Fedora16Fedora16 X86_64 on my new machine, and
> then I ran the commands as follows(ran as root):
> 
> yum install qemu-kvm
> yum install qemu
> yum install libvirt
> yum install virt-manager
> 
>     then I started the libvirtd as follow:
> /etc/init.d/lbvirtd start
> 
> So , it ran well.
> 
> However, after a few days , when I ran the command "virt-manager" ,
> it showed as in the attachment.
> 
> it seemed that ti cannot connect the hipervisor.
> 
> Then I did a little test:
> I ran the conmand "virsh list" , but it didnot work,either.
> 
> Then I used Python as follows:
> import libvirt
>  cc = libvirt.open(r'qemu:///system'
> )
> 
> but it didnot work,either.
> 
> All the test above are under root . I hope that someone can give me
> some suggestiion. Thanks to all!


Try:

# service qemu-kvm restart
# service libvirtd restart 

:-)

-- 

Michał Kulling
http://iq.pl/