Ceph - With an LVM OSD scenario, How to deploy bluestore OSDs on HDDs with wal/db on nvmes

Solution Verified - Updated -

Issue

  • I have an LVM OSD scenario, and I want to deploy OSDs on HDDs to hold the data, and use my faster disks (nvme or SSD) for the db partitions.
  • Whats the proper way to configure this in theceph-ansible osds.yml playbook?

Environment

  • Red Hat Ceph Storage 3.x
  • LVM bluestore environment with HDD's and nvme's

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