Comment 6 for bug 1498847

Performance tests scenario:
It must be no freezes after starting performance test
I.
            1. Create cluster
            2. Add 3 nodes with controller roles
            3. Add 2 nodes with compute roles
            4. Deploy the cluster
            5. Load cpu and memory usage up to 90%
            6. Stop deploy
            7. Start deploy
            7. Make snapshot

II.
1. Create new environment
2. Choose Neutron, VLAN
3. Choose Ceph for images
4. Choose Sahara
5. Choose Ceilometer
6. Add 1 controller+ceph
7. Add 1 compute+ceph
8. Add 1 cinder+ceph
9. Add 2 mongo
10. Change disk configuration for both Mongo nodes. Change 'MongoDB' volume for vdc
11. Deploy the environment
12. Load CPU and RAM
13. Verify networks
14. Load CPU and RAM