Correct, I meant a partition of a block device. By 'raw partition I just meant that there wasn't any LVM layer like in your example. Thanks Alfredo.
On Fri, Aug 17, 2018 at 3:05 PM Alfredo Deza <ad...@redhat.com> wrote: > On Fri, Aug 17, 2018 at 2:55 PM, David Turner <drakonst...@gmail.com> > wrote: > > Does the block and/or wal partition need to be an LV? I just passed > > ceph-volume the raw partition and it seems to be working fine. > > A raw device is only allowed for data, but a partition is allowed for > wal/block.db > > Not sure if by "raw partition" you mean an actual partition or a raw device > > > > > On Fri, Aug 17, 2018 at 2:54 PM Alfredo Deza <ad...@redhat.com> wrote: > >> > >> On Fri, Aug 17, 2018 at 10:24 AM, Robert Stanford > >> <rstanford8...@gmail.com> wrote: > >> > > >> > I was using the ceph-volume create command, which I understand > combines > >> > the > >> > prepare and activate functions. > >> > > >> > ceph-volume lvm create --osd-id 0 --bluestore --data /dev/sdc > --block.db > >> > /dev/sdb --block.wal /dev/sdb > >> > > >> > That is the command context I've found on the web. Is it wrong? > >> > >> It is very wrong :( > >> > >> If this was coming from our docs, it needs to be fixed because it will > >> never work. > >> > >> If you really want to place both block.db and block.wal on /dev/sdb, > >> you will need to create one LV for each. ceph-volume will not do this > >> for you. > >> > >> And then you can pass those newly created LVs like: > >> > >> ceph-volume lvm create --osd-id 0 --bluestore --data /dev/sdc > >> --block.db sdb-vg/block-lv --block.wal sdb-vg/wal-lv > >> > >> > >> > >> > > >> > Thanks > >> > R > >> > > >> > On Fri, Aug 17, 2018 at 5:55 AM Alfredo Deza <ad...@redhat.com> > wrote: > >> >> > >> >> On Thu, Aug 16, 2018 at 9:00 PM, Robert Stanford > >> >> <rstanford8...@gmail.com> wrote: > >> >> > > >> >> > I am following the steps to my filestore journal with a bluestore > >> >> > journal > >> >> > > >> >> > ( > http://docs.ceph.com/docs/mimic/rados/operations/bluestore-migration/). > >> >> > It > >> >> > is broken at ceph-volume lvm create. Here is my error: > >> >> > > >> >> > --> Zapping successful for: /dev/sdc > >> >> > Preparing sdc > >> >> > Running command: /bin/ceph-authtool --gen-print-key > >> >> > Running command: /bin/ceph --cluster ceph --name > client.bootstrap-osd > >> >> > --keyring /var/lib/ceph/bootstrap-osd/ceph.keyring osd tree -f json > >> >> > Running command: /bin/ceph --cluster ceph --name > client.bootstrap-osd > >> >> > --keyring /var/lib/ceph/bootstrap-osd/ceph.keyring -i - osd new > >> >> > ff523216-350d-4ca0-9022-0c17662c2c3b 10 > >> >> > Running command: vgcreate --force --yes > >> >> > ceph-459b4fbe-e3c4-4f28-b58e-3496bf3ea95a /dev/sdc > >> >> > stdout: Physical volume "/dev/sdc" successfully created. > >> >> > stdout: Volume group "ceph-459b4fbe-e3c4-4f28-b58e-3496bf3ea95a" > >> >> > successfully created > >> >> > Running command: lvcreate --yes -l 100%FREE -n > >> >> > osd-block-ff523216-350d-4ca0-9022-0c17662c2c3b > >> >> > ceph-459b4fbe-e3c4-4f28-b58e-3496bf3ea95a > >> >> > stdout: Logical volume > >> >> > "osd-block-ff523216-350d-4ca0-9022-0c17662c2c3b" > >> >> > created. > >> >> > --> blkid could not detect a PARTUUID for device: sdb > >> >> > --> Was unable to complete a new OSD, will rollback changes > >> >> > --> OSD will be destroyed, keeping the ID because it was provided > >> >> > with > >> >> > --osd-id > >> >> > Running command: ceph osd destroy osd.10 --yes-i-really-mean-it > >> >> > stderr: destroyed osd.10 > >> >> > --> RuntimeError: unable to use device > >> >> > > >> >> > Note that SDB is the SSD journal. It has been zapped prior. > >> >> > >> >> I can't see what the actual command you used is, but I am guessing > you > >> >> did something like: > >> >> > >> >> ceph-volume lvm prepare --filestore --data /dev/sdb --journal > /dev/sdb > >> >> > >> >> Which is not possible. There are a few ways you can do this (see: > >> >> http://docs.ceph.com/docs/master/ceph-volume/lvm/prepare/#filestore > ) > >> >> > >> >> With a raw device and a pre-created partition (must have a PARTUUID): > >> >> > >> >> ceph-volume lvm prepare --data /dev/sdb --journal /dev/sdc1 > >> >> > >> >> With LVs: > >> >> > >> >> ceph-volume lvm prepare --data vg/my-data --journal vg/my-journal > >> >> > >> >> With an LV for data and a partition: > >> >> > >> >> ceph-volume lvm prepare --data vg/my-data --journal /dev/sdc1 > >> >> > >> >> > > >> >> > What is going wrong, and how can I fix it? > >> >> > > >> >> > Thank you > >> >> > R > >> >> > > >> >> > > >> >> > _______________________________________________ > >> >> > ceph-users mailing list > >> >> > ceph-users@lists.ceph.com > >> >> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >> >> > > >> _______________________________________________ > >> ceph-users mailing list > >> ceph-users@lists.ceph.com > >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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