Re: fail to create bluestore osd with ceph-volume command on ubuntu 14.04 with ceph 12.2.2

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Quoting 姜洵 (jiangxun@xxxxxxxxxx):
> Hi folks,
> 
> 
> I am trying to install create a bluestore osd manually with ceph-volume tool on
> a Ubuntu 14.04 system, but with no luck. The Ceph version I used is Luminous
> 12.2.2.
> 
> I do this manually instead of ceph-deploy command, because I want to seperate
> data to HDD, then WAL and DB  to SSD. This is the command I ran:
> 
> 
> $ sudo ceph-volume lvm prepare --bluestore --data /dev/sdy --block.wal /dev/
> nvme0n1p1 --block.db /dev/nvme0n1p1
> 
Are the LVM tags created? 

$ lvs -o all 

All kind of ceph metadata should be in there:

cluster_fsid
encrypted
osd_fsid
osd_id
block_device
block_uuid
db_device
db_uuid
wal_device
wal_uuid


>From the ceph-volume error log file it looks like ceph.block_device could not
be found. 

Gr. Stefan



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