[ceph-users] HELP with some basics please

Denes Dolhay denke at denkesys.com
Mon Dec 4 11:52:19 PST 2017

Yep, you are correct, thanks!

On 12/04/2017 07:31 PM, David Turner wrote:
> "The journals can only be moved back by a complete rebuild of that osd 
> as to my knowledge."
> I'm assuming that since this is a cluster that he's inherited and that 
> it's configured like this that it's probably not running luminous or 
> bluestore OSDs. Again more information needed about your cluster and 
> hardware.  On filestore OSDs you can easily replace/migrate a journal.
> On Mon, Dec 4, 2017 at 1:18 PM tim taler <robur314 at gmail.com 
> <mailto:robur314 at gmail.com>> wrote:
>     > In size=2 losing any 2 discs on different hosts would probably
>     cause data to
>     > be unavailable / lost, as the pg copys are randomly distribbuted
>     across the
>     > osds. Chances are, that you can find a pg which's acting group
>     is the two
>     > failed osd (you lost all your replicas)
>     okay I see, getting clearer at least ;-)
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