On Wed, May 11, 2011 at 09:32:53PM +0800, éä wrote: > hi all > > I'm using Xen on CentOS.I wanna monitor the network activity of a domain. When I use Domain.InterfaceStats( ... ), which is the C# binding of virDomainInterfaceStats, it returns -1. > > I wonder if the function is not supported by Xen. So I using "domifstat", and I get > > vif1.0 rx_bytes 0 > vif1.0 rx_packets 0 > vif1.0 rx_errs 0 > vif1.0 rx_drop 0 > vif1.0 tx_bytes 0 > vif1.0 tx_packets 0 > vif1.0 tx_errs 0 > vif1.0 tx_drop 0 > > but it never change even when I use that domain to ping another. You don't mention if it is a paravirt or HVM guest. If it is a HVM guest, then you don't get any statistics, unless the paravirt drivers are installed. Daniel -- |: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :| |: http://libvirt.org -o- http://virt-manager.org :| |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :| |: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :| -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list