The disk situation on my server, how to set up Ceph reasonably?

I have 5 servers, each equipped with 4 NVMe drives of 3.2TB and 24 SATA drives of 8TB. This is my first time setting up a Ceph cluster. How should I best allocate and create Ceph? For instance, how should I set up DB and WAL disks, as well as the configuration of pools?
These are all brand-new servers, with Proxmox VE 8.1 systems just installed.

I tried using individual SATA drives as storage for virtual machines within Proxmox VE, but the read/write speeds are only around 100MB/s. Is there...

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