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Ceph Cookbook - Second Edition by Karan Singh, Michael Hackett, Vikhyat Umrao

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How to do it...

OSD's can be deployed with the BlueStore backend via ceph-ansible and I encourage you to deploy a second Ceph cluster or an OSD node in your existing cluster with the BlueStore backend and compare the benchmark tests described earlier in this chapter on the Ceph cluster or OSD node backed by BlueStore, you will see a significant improvement on rados bench testing! To install ceph-node4 as an OSD node with BlueStore backend via ceph-ansible, you can do the following:

  1. Add ceph-node4 to the /etc/ansible/hosts file under [osds]:
  1. In the group_vars/all.yml file on the ceph-ansible management node, ceph-node1, update the config ...

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