On Wed, Oct 15, 2014 at 03:23:39PM +0000, VONDRA Alain wrote: > I see only qemu-img consumming some CPU and MEM : > > 25897 qemu 20 0 5825976 2,429g 4368 S 5,6 32,2 603:09.34 qemu-kvm
That's qemu, not qemu-img. > I have indeed, some nfs errors : > > [475747.296041] nfs: server 192.203.100.247 not responding, still trying > [475747.772022] nfs: server 192.203.100.247 not responding, still trying > [475747.848023] nfs: server 192.203.100.247 not responding, still trying > [475747.849014] nfs: server 192.203.100.247 not responding, still trying > [475748.270030] nfs: server 192.203.100.247 not responding, still trying > [475748.270038] nfs: server 192.203.100.247 not responding, still trying > [475748.273016] nfs: server 192.203.100.247 not responding, still trying > [475748.274016] nfs: server 192.203.100.247 not responding, still trying > [475748.461023] nfs: server 192.203.100.247 not responding, still trying > [475748.461028] nfs: server 192.203.100.247 not responding, still trying > [475748.461031] nfs: server 192.203.100.247 not responding, still trying > [475748.461034] nfs: server 192.203.100.247 not responding, still trying These are a problem, if they are coincident with qemu-img hanging. Use 'dmesg -w' to check. > And a lot of : > [785084.263606] kvm [12719]: vcpu0 unhandled rdmsr: 0x345 > [785084.269594] kvm [12719]: vcpu0 unhandled wrmsr: 0x40 data 0 > [785084.269999] kvm [12719]: vcpu0 unhandled wrmsr: 0x60 data 0 > [785084.270406] kvm [12719]: vcpu0 unhandled wrmsr: 0x41 data 0 > [785084.270826] kvm [12719]: vcpu0 unhandled wrmsr: 0x61 data 0 > [785084.271231] kvm [12719]: vcpu0 unhandled wrmsr: 0x42 data 0 > [785084.271633] kvm [12719]: vcpu0 unhandled wrmsr: 0x62 data 0 > [785084.272023] kvm [12719]: vcpu0 unhandled wrmsr: 0x43 data 0 > [785084.272410] kvm [12719]: vcpu0 unhandled wrmsr: 0x63 data 0 You can ignore this warning. It is meaningless for the end user and doesn't matter. Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com libguestfs lets you edit virtual machines. Supports shell scripting, bindings from many languages. http://libguestfs.org _______________________________________________ Libguestfs mailing list Libguestfs@redhat.com https://www.redhat.com/mailman/listinfo/libguestfs