Log in to the OpenStack dashboard as a user with Admin privileges.
On the Admin tab, click the Resource Usage category.
Click the:
Global Disk Usage tab to view disk usage per tenant (project).
Global Network Traffic Usage tab to view ingress or egress usage per tenant (project).
Global Object Storage Usage tab to view incoming and outgoing storage bytes per tenant (project).
Global Network Usage tab to view duration and creation requests for networks, subnets, routers, ports, and floating IPs, per tenant (project).
Stats tab to view a multi-series line chart with user-defined metrics. You group by project, define the value type (min, max, avg, or sum), and specify the time period (or even use a calendar to define a date range).