Second CEPH pool for SSD

Hi!

I'm currently using 3-node PVE cluster with CEPH pool based on HDD (80Tb total).
Now I added 2 SSDs to each node and want to create second separate pool (10Tb total).
I read https://pve.proxmox.com/pve-docs/chapter-pveceph.html#pve_ceph_device_classes but some things are not clear to me.

As I understand I need 2 crush rules - one for hdd class and second for ssd class.
And then I have to bind this rules to CEPH pools.
But what should I do with existing pool?

The documentation...

Read more