How do I setup multiple LUNs on Red Hat Enterprise Linux?

Solution Verified - Updated -

Issue

  • How do I setup multiple LUNs on Red Hat Enterprise Linux?

  • receive this message:

    kernel: scsi: On host 3 channel 0 id 1 only 511 (max_scsi_report_luns) of 522 luns reported, 
                 try increasing max_scsi_report_luns

  • need to see more than the default setup of 511 luns (RHEL5,6)

  • need to see more than the default setup of 16,383 luns (RHEL7)
  • how do I configure max_luns and max_report_luns for the scsi_mod kernel module?
  • In releases of RHEL 5 and prior, the scsi_mod module parameters such as, max_luns and max_report_luns could be changed by modifying /etc/modprobe.conf, how do I do the same in RHEL 6 and RHEL 7?
  • How to increase the max_luns parameter?

Environment

  • Red Hat Enterprise Linux
    • Red Hat Enterprise Linux 7
    • Red Hat Enterprise Linux 6
    • Red Hat Enterprise Linux 5
    • Red Hat Enterprise Linux 4
    • Red Hat Enterprise Linux 3

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