Why does a hyphen in the Volume Group Name or Logical Volume Name turn into 2 hyphens in /dev/mapper?

Solution Verified - Updated -

Issue

If you create and activate a Logical Volume, a hyphen in its name or in the name of the Volume Group containing it turns into 2 hyphens in /dev/mapper. Why?

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5
  • lvm2

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