>Is there a way of doing this without running multiple filesystems within the
>same cluster?
yes, have a look at following link:
https://access.redhat.com/documentation/en-us/red_hat_ceph_storage/3/html-single/ceph_file_system_guide/index#working-with-file-and-directory-layouts
On Thu, Sep 6, 2018 at 8:19 PM Vladimir Brik
<vladimir.b...@icecube.wisc.edu> wrote:
>
> Hello
>
> I am setting up a new ceph cluster (probably Mimic) made up of servers
> that have a mixture of solid state and spinning disks. I'd like CephFS
> to store data of some of our applications only on SSDs, and store data
> of other applications only on HDDs.
>
> Is there a way of doing this without running multiple filesystems within
> the same cluster? (E.g. something like configuring CephFS to store data
> of some directory trees in an SSD pool, and storing others in an HDD pool)
>
> If not, can anybody comment on their experience running multiple file
> systems in a single cluster? Are there any known issues (I am only aware
> of some issues related to security)?
>
> Does anybody know if support/testing of multiple filesystems in a
> cluster is something actively being worked on and if it might stop being
> "experimental" in near future?
>
>
> Thanks very much,
>
> Vlad
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