There's some metadata on Bluestore OSDs (the rocksdb database), it's
usually ~1% of your data.
The DB will start out at a size of around 1GB, so that's expected.
Paul
2018-06-04 15:55 GMT+02:00 Marc-Antoine Desrochers <
marc-antoine.desroch...@sogetel.com>:
> Hi,
>
>
>
> Im not sure if it’s normal or not but each time I add a new osd with
> ceph-deploy osd create --data /dev/sdg ceph-n1.
>
> It add 1GB to my global data but I just format the drive so it’s supposed
> to be at 0 right ?
>
> So I have 6 osd in my ceph and it took 6gib.
>
>
>
> [root@ceph-n1 ~]# ceph -s
>
> cluster:
>
> id: 1d97aa70-2029-463a-b6fa-20e98f3e21fb
>
> health: HEALTH_OK
>
>
>
> services:
>
> mon: 1 daemons, quorum ceph-n1
>
> mgr: ceph-n1(active)
>
> mds: cephfs-1/1/1 up {0=ceph-n1=up:active}
>
> osd: 6 osds: 6 up, 6 in
>
>
>
> data:
>
> pools: 2 pools, 600 pgs
>
> objects: 341 objects, 63109 kB
>
> usage: 6324 MB used, 2782 GB / 2788 GB avail
>
> pgs: 600 active+clean
>
>
>
>
>
> So im kind of confused...
>
> Thanks for your help.
>
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>
--
Paul Emmerich
Looking for help with your Ceph cluster? Contact us at https://croit.io
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