NVMe controllers and namespace name as well as ID numbering is inconsistent

Solution In Progress - Updated -

Issue

  • NVMe controllers and namespace name as well as ID numbering is inconsistent
  • Hot remove (example disk-name) /dev/nvme1n1 physically in the lab, then reinsert it, and it gets identified as /dev/nvme4n2. Why is the controller name as well as namespace name changes.

Environment

  • Red Hat Enterprise Linux 8
    • kernel-4.18.0-372.9.1.el8

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