What is your object size will be? 70T RAW is such small, I think is better add 
hardware to your RBD cluster and run object service here



k

Sent from my iPhone

> On 8 Jul 2021, at 14:17, gustavo panizzo <gfa+c...@zumbi.com.ar> wrote:
> 
> Hello
> 
> I have some experience with RBD clusters (for use with KVM/libvirt) but
> now I'm building my first cluster to use with RGW.
> 
> The RGW cluster size will be around 70T RAW, current RBD cluster(s)
> are in similar (or smaller) size. I'll be deploying Octopus
> 
> Since most of the tunning is pretty different (big number of PGs,
> bluestore_compression_*, bluestore_min_alloc_size_*) I wonder if
> makes sense to run both workloads in the same cluster or if it would
> be better to have dedicated clusters.
> 
> However bigger clusters (AFAIK) are more stable, what is other people doing?
> Single cluster for all workloads or a cluster per workload?
> 
> thanks!
> 
> PS: Asking for the future, what about CepFS? should it share cluster?
> 
> 
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