[infinispan-dev] Ceph cache store

Sebastian Laskawiec slaskawi at redhat.com
Thu Sep 29 10:36:55 EDT 2016


Ok, sounds good. Thanks Vojtech!

On Thu, Sep 29, 2016 at 11:13 AM, Vojtech Juranek <vjuranek at redhat.com>
wrote:

> Hi Sebastian,
> sorry for late reply.
>
> > The only thing that comes into my mind is to test it with
> > Kubernetes/OpenShift Ceph volumes [6].
>
> I'm not very familiar with k8s and its doc page doesn't provide any detail
> how
> it works under the hood, but AFAICT (looking on the source code [1]), it
> uses
> Ceph FS, not directly librados which is used by cache store, so IMHO
> there's
> not much to test. Single file store or soft index files store would be more
> appropriate to test with k8s Ceph volume.
>
> But what I'd like to do definitely in the future is some performance
> comparison between Ceph store using directly librados, cloud store using
> Ceph
> via RadosGW and single file store using Ceph via CephFS.
>
> Thanks
> Vojta
>
> [1]
> https://github.com/kubernetes/kubernetes/blob/master/pkg/
> volume/cephfs/cephfs.go
>
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