3) OSD startup takes some time, so a few down OSD just after a reboot is perfectly fine. So helpers.ceph.check_disks [1] should retrying instead of immediately bailing out
[1] https://github.com/openstack/fuel-qa/blob/36f7965045329eab47e089fe67207dc39e92056e/fuelweb_test/helpers/ceph.py#L117-L135
3) OSD startup takes some time, so a few down OSD just after a reboot is perfectly fine. ceph.check_ disks [1] should retrying instead of immediately bailing out
So helpers.
[1] https:/ /github. com/openstack/ fuel-qa/ blob/36f7965045 329eab47e089fe6 7207dc39e92056e /fuelweb_ test/helpers/ ceph.py# L117-L135