It's even easier to check just running multiple times (in devstack 4 times is enough) the curl command to query the root endpoint.
For Nova: curl -v http://<IP>/compute
For Cinder: curl -v http://<IP>/volume
It's even easier to check just running multiple times (in devstack 4 times is enough) the curl command to query the root endpoint.
For Nova:
curl -v http://<IP>/compute
For Cinder:
curl -v http://<IP>/volume