Hi,

I assume that you are speaking of rbd only

Taking snapshot of rbd volumes and keeping all of them on the cluster is
fine
However, this is no backup
A snapshot is only a backup if it is exported off-site

On 09/18/2018 11:54 AM, ST Wong (ITSC) wrote:
> Hi,
> 
> We're newbie to Ceph.  Besides using incremental snapshots with RDB to backup 
> data on one Ceph cluster to another running Ceph cluster, or using backup 
> tools like backy2, will there be any recommended way to backup Ceph data  ?   
> Someone here suggested taking snapshot of RDB daily and keeps 30 days to 
> replace backup.  I wonder if this is practical and if performance will be 
> impact...
> 
> Thanks a lot.
> Regards
> /st wong
> 
> 
> 
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