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How can I test the impact CRUSH map tunable modifications will have on my PG distribution across OSDs in Red Hat Ceph Storage?

Solution Verified - Updated 2017-04-25T12:43:03+00:00 -

Issue

How can I test the impact CRUSH map tunable modifications will have on my PG distribution across OSDs?
How do I use the osdmaptool to test?

Environment

Red Hat Ceph Storage

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