Received Error: "invalid device specification" when formatting DASD Partition in Red Hat Enterprise Linux 6

Solution Verified - Updated -

Issue

  • On Red Hat Enterprise Linux 6, while formatting DASD partitions, following error was obtained:

    FormatCreateError: ('invalid device specification '/dev/dasdb2')
    

Environment

  • Red Hat Enterprise Linux 6
  • IBM z10 architecture
  • DASD
  • CMS

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