Insert Next Disk
Making Ceph failed disk replacement seamless
with Sebastian Wagner (Red Hat), Paul Cuzner (Red Hat), and Ernesto Puerta Treceno (Red Hat)
Red Hat Ceph Storage 5 introduces cephadm, a new integrated control plane that is part of the storage system itself, and enjoys a complete understanding of the cluster’s current state — something that external tools could not quite achieve as well because of their external nature. Among its many advantages, cephadm unified control of the state of a storage cluster significantly simplifies operations.
Replacing failed drives made easy
For example, the older process to replace drives in ceph-ansible required multiple steps and running processes enforcing configuration on all nodes when what was desired was updating only one node’s configuration. Managing around drive encryption would at times involve further complexity.
New ways: replacing a...
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