Hello,
but when I try to list devices config with ceph-volume, I can see
a DB devices, but no WAL devices:
ceph-volume lvm list
====== osd.8 =======
[db] /dev/ceph-5aa92e38-077b-48e2-bda6-5b7db7b7701c/osd-db-bfd11468-d109-4f85-9723-75976f51bfb9
block device /dev/ceph-eaf5f0d7-ad50-4009-9ee6-04b8204b5b1a/osd-block-26b1d4b7-2425-4a2f-912b-111cf66a5970
block uuid j4s9lv-wS9n-xg2W-I4Y0-fUSu-Vuvl-9gOB2P
cephx lockbox secret
cluster fsid 2c565e24-7850-47dc-a751-a6357cbbaf2a
cluster name ceph
crush device class
db device /dev/ceph-5aa92e38-077b-48e2-bda6-5b7db7b7701c/osd-db-bfd11468-d109-4f85-9723-75976f51bfb9
db uuid d9MZ2r-ImXX-Xod0-TNDS-tqi5-oG5Y-wrXFtW
encrypted 0
osd fsid 26b1d4b7-2425-4a2f-912b-111cf66a5970
osd id 8
osdspec affinity osd_spec_default
type db
vdo 0
devices /dev/nvme0n1
[block] /dev/ceph-eaf5f0d7-ad50-4009-9ee6-04b8204b5b1a/osd-block-26b1d4b7-2425-4a2f-912b-111cf66a5970
block device /dev/ceph-eaf5f0d7-ad50-4009-9ee6-04b8204b5b1a/osd-block-26b1d4b7-2425-4a2f-912b-111cf66a5970
block uuid j4s9lv-wS9n-xg2W-I4Y0-fUSu-Vuvl-9gOB2P
cephx lockbox secret
cluster fsid 2c565e24-7850-47dc-a751-a6357cbbaf2a
cluster name ceph
crush device class
db device /dev/ceph-5aa92e38-077b-48e2-bda6-5b7db7b7701c/osd-db-bfd11468-d109-4f85-9723-75976f51bfb9
db uuid d9MZ2r-ImXX-Xod0-TNDS-tqi5-oG5Y-wrXFtW
encrypted 0
osd fsid 26b1d4b7-2425-4a2f-912b-111cf66a5970
osd id 8
osdspec affinity osd_spec_default
type block
vdo 0
devices /dev/sdi
(part of listing...)
Sincerely
Jan Marek
Dne Po, čec 10, 2023 at 08:10:58 CEST napsal Eugen Block:
> Hi,
>
> if you don't specify a different device for WAL it will be automatically
> colocated on the same device as the DB. So you're good with this
> configuration.
>
> Regards,
> Eugen
>
>
> Zitat von Jan Marek <jmarek@xxxxxx>:
>
> > Hello,
> >
> > I've tried to add to CEPH cluster OSD node with a 12 rotational
> > disks and 1 NVMe. My YAML was this:
> >
> > service_type: osd
> > service_id: osd_spec_default
> > service_name: osd.osd_spec_default
> > placement:
> > host_pattern: osd8
> > spec:
> > block_db_size: 64G
> > data_devices:
> > rotational: 1
> > db_devices:
> > paths:
> > - /dev/nvme0n1
> > filter_logic: AND
> > objectstore: bluestore
> >
> > Now I have 12 OSD with DB on NVMe device, but without WAL. How I
> > can add WAL to this OSD?
> >
> > NVMe device still have 128GB free place.
> >
> > Thanks a lot.
> >
> > Sincerely
> > Jan Marek
> > --
> > Ing. Jan Marek
> > University of South Bohemia
> > Academic Computer Centre
> > Phone: +420389032080
> > http://www.gnu.org/philosophy/no-word-attachments.cs.html
>
>
> _______________________________________________
> ceph-users mailing list -- ceph-users@xxxxxxx
> To unsubscribe send an email to ceph-users-leave@xxxxxxx
--
Ing. Jan Marek
University of South Bohemia
Academic Computer Centre
Phone: +420389032080
http://www.gnu.org/philosophy/no-word-attachments.cs.html
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