What is the theoretical maximum number of sd* devices supported?

Solution Verified - Updated -


  • Total SCSI disk devices
  • Targets per HBA
  • LUNs per target
  • Maximum multipath paths


  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Emulex HBA
  • QLogic HBA

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