Also I'm just noticing osd1 is my only OSD host that even has an enabled
target for ceph-disk (ceph-disk@dev-sdb2.service).
roger@osd1:~$ systemctl list-units ceph*
UNIT LOAD ACTIVE SUB DESCRIPTION
● ceph-disk@dev-sdb2.service loaded failed failed Ceph disk activation:
/dev/sdb2
ceph-osd@3.service loaded active running Ceph object storage
daemon osd.3
ceph-mds.target loaded active active ceph target allowing to
start/stop all ceph-mds@.service instances at once
ceph-mgr.target loaded active active ceph target allowing to
start/stop all ceph-mgr@.service instances at once
ceph-mon.target loaded active active ceph target allowing to
start/stop all ceph-mon@.service instances at once
ceph-osd.target loaded active active ceph target allowing to
start/stop all ceph-osd@.service instances at once
ceph-radosgw.target loaded active active ceph target allowing to
start/stop all ceph-radosgw@.service instances at once
ceph.target loaded active active ceph target allowing to
start/stop all ceph*@.service instances at once
roger@osd2:~$ systemctl list-units ceph*
UNIT LOAD ACTIVE SUB DESCRIPTION
ceph-osd@4.service loaded active running Ceph object storage daemon osd.4
ceph-mds.target loaded active active ceph target allowing to
start/stop all ceph-mds@.service instances at once
ceph-mgr.target loaded active active ceph target allowing to
start/stop all ceph-mgr@.service instances at once
ceph-mon.target loaded active active ceph target allowing to
start/stop all ceph-mon@.service instances at once
ceph-osd.target loaded active active ceph target allowing to
start/stop all ceph-osd@.service instances at once
ceph-radosgw.target loaded active active ceph target allowing to
start/stop all ceph-radosgw@.service instances at once
ceph.target loaded active active ceph target allowing to
start/stop all ceph*@.service instances at once
roger@osd3:~$ systemctl list-units ceph*
UNIT LOAD ACTIVE SUB DESCRIPTION
ceph-osd@0.service loaded active running Ceph object storage daemon osd.0
ceph-mds.target loaded active active ceph target allowing to
start/stop all ceph-mds@.service instances at once
ceph-mgr.target loaded active active ceph target allowing to
start/stop all ceph-mgr@.service instances at once
ceph-mon.target loaded active active ceph target allowing to
start/stop all ceph-mon@.service instances at once
ceph-osd.target loaded active active ceph target allowing to
start/stop all ceph-osd@.service instances at once
ceph-radosgw.target loaded active active ceph target allowing to
start/stop all ceph-radosgw@.service instances at once
ceph.target loaded active active ceph target allowing to
start/stop all ceph*@.service instances at once
On Thu, Jul 20, 2017 at 10:23 AM Roger Brown <rogerpbr...@gmail.com> wrote:
> I think I need help with some OSD trouble. OSD daemons on two hosts
> started flapping. At length, I rebooted host osd1 (osd.3), but the OSD
> daemon still fails to start. Upon closer
> inspection, ceph-disk@dev-sdb2.service is failing to start due to,
> "Error: /dev/sdb2 is not a block device"
>
> This is the command I see it failing to run:
>
> roger@osd1:~$ sudo /usr/sbin/ceph-disk --verbose activate-block /dev/sdb2
> Traceback (most recent call last):
> File "/usr/sbin/ceph-disk", line 9, in <module>
> load_entry_point('ceph-disk==1.0.0', 'console_scripts', 'ceph-disk')()
> File "/usr/lib/python2.7/dist-packages/ceph_disk/main.py", line 5731, in
> run
> main(sys.argv[1:])
> File "/usr/lib/python2.7/dist-packages/ceph_disk/main.py", line 5682, in
> main
> args.func(args)
> File "/usr/lib/python2.7/dist-packages/ceph_disk/main.py", line 5438, in
> <lambda>
> func=lambda args: main_activate_space(name, args),
> File "/usr/lib/python2.7/dist-packages/ceph_disk/main.py", line 4160, in
> main_activate_space
> osd_uuid = get_space_osd_uuid(name, dev)
> File "/usr/lib/python2.7/dist-packages/ceph_disk/main.py", line 4115, in
> get_space_osd_uuid
> raise Error('%s is not a block device' % path)
> ceph_disk.main.Error: Error: /dev/sdb2 is not a block device
>
> osd1 environment:
> $ ceph -v
> ceph version 12.1.1 (f3e663a190bf2ed12c7e3cda288b9a159572c800) luminous
> (rc)
> $ uname -r
> 4.4.0-83-generic
> $ lsb_release -sc
> xenial
>
> Please advise.
>
>
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