Ceph: Can existing erasure code profiles be modified after adding new OSD nodes?

Solution Verified - Updated -

Issue

  • What is the Red Hat supported way of changing the erasure code setting of existing pools?
    • Planning to increase the number of OSD servers and would like to change the erasure coding profile as more servers are added.
    • Unable to increase parity count to increase redundancy in the cluster.
    • Looking for supported methods to re-balance the erasure coding or profile.

Environment

Red Hat Ceph Storage (RHCS) 4.x
Red Hat Ceph Storage (RHCS) 5.x
Red Hat Ceph Storage (RHCS) 6.x
Red Hat Ceph Storage (RHCS) 7.x

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