[PVE-User] Ceph server with Ubuntu

[Gilberto Nunes]

I suppose the case B is more suitable to my case here...
I just ask because Ceph version in Proxmox, seems to be Luminous and Ceph
version for Ubuntu Xenial is Jewel...
So I ask if there is no incompatibility between this two versions...





2017-08-14 9:51 GMT-03:00 Uwe Sauter <uwe.sauter.de at gmail.com>:

> Then the question is if
>
> a) you'd want to integrate those Ubuntu servers into an existing Ceph
> cluster (managed by Proxmox) or
>
> b) if you just want to use a separate Ceph cluster in your Proxmox setup
> where that Ceph cluster is based on your Ubuntu hosts.
>
>
> Case a) is probably a bad idea due to (possibly) different Ceph versions
> between Proxmox and Ubuntu.
>
> Case b) should work without problem given the Ubuntu based Ceph cluster
> has the correct options configured. [1] and [2] should
> help in that case. Unfortunatelly I cannot provide the correct options, I
> can only give you a dump of my PVE 4.4 based setup:
>
> # ceph osd pool ls detail
> pool 0 'rbd' replicated size 3 min_size 2 crush_ruleset 0 object_hash
> rjenkins pg_num 64 pgp_num 64 last_change 1 flags hashpspool
> stripe_width 0
> pool 1 'vms' replicated size 3 min_size 2 crush_ruleset 0 object_hash
> rjenkins pg_num 256 pgp_num 256 last_change 1601 flags
> hashpspool stripe_width 0
>
> # ceph status
>     cluster 982484e6-69bf-490c-9b3a-942a179e759b
>      health HEALTH_OK
>      monmap e4: 4 mons at {0=XXX.XXX.XXX.XXX:6789/0,1=
> XXX.XXX.XXX.XXX:6789/0,2=XXX.XXX.XXX.XXX:6789/0,3=XXX.XXX.XXX.XXX:6789/0}
>             election epoch 742, quorum 0,1,2,3 0,1,2,3
>      osdmap e1650: 12 osds: 12 up, 12 in
>             flags sortbitwise,require_jewel_osds
>       pgmap v9851050: 320 pgs, 2 pools, 371 GB data, 102 kobjects
>             1196 GB used, 5028 GB / 6224 GB avail
>                  320 active+clean
>   client io 7729 B/s wr, 0 op/s rd, 0 op/s wr
>
>
>
>
> [1] https://pve.proxmox.com/wiki/Ceph_Server#Ceph_Client
> [2] https://pve.proxmox.com/wiki/Storage:_RBD
>
> Am 14.08.2017 um 14:40 schrieb Gilberto Nunes:
> > Hi
> > Just because I already have a lot of Ubuntu Server here and I use it!
> > Just wonder...
> > Thanks anyway
> >
> > 2017-08-14 9:30 GMT-03:00 Uwe Sauter <uwe.sauter.de at gmail.com <mailto:
> uwe.sauter.de at gmail.com>>:
> >
> >     Are there any reasons on your side to use Ubuntu? If you want to
> stay compatible you could also install Proxmox including Ceph but
> >     not use those hosts for virtualization…
> >
> >
> >     Am 14.08.2017 um 14:07 schrieb Gilberto Nunes:
> >     > Hi
> >     >
> >     > Regard Ceph, can I use 3 Ubuntu Server 16 Xenial to build a Ceph
> server to
> >     > connecte Proxmox 5.0??? Is here compatibility between then???
> >     >
> >     > Thanks
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