roles:
- [mon.a, mon.c, osd.0, osd.1, osd.2]
- [mon.b, mds.a, osd.3, osd.4, osd.5]
- [client.0]
- [client.1]
openstack:
- volumes: # attached to each instance
    count: 3
    size: 10 # GB
tasks:
- install:
- ceph:
- rbd.xfstests:
    client.0:
        test_image: 'test_image-0'
        scratch_image: 'scratch_image-0'
        tests: '-g auto'
        randomize: true
    client.1:
        test_image: 'test_image-1'
        scratch_image: 'scratch_image-1'
        tests: '-g auto'
        randomize: true