I think we have support for this currently in some fashion, Dragon? -S On 04/24/2012 12:55 AM, Loic Dachary wrote: > Metering needs to account for the "volume of data sent to external network destinations " ( i.e. n4 in http://wiki.openstack.org/EfficientMetering ) or the disk I/O etc. This kind of resource is billable. > > The information described at http://wiki.openstack.org/SystemUsageData will be used by metering but other data sources need to be harvested as well.