How to check and measure FC HBA utilization?

Solution Verified - Updated -

Issue

  • How do I to check and measure FC HBA utilization?
  • How do I determine how much io is going through an HBA?
  • How do I determine if an HBA is being overloaded with io?
  • How do I determine if an HBA has reached its available capacity limit?
  • We want to monitor the data transfer/sec with each Fibre Channel Adapter

Environment

  • Red Hat Enterprise Linux ( RHEL ) 5
  • Red Hat Enterprise Linux ( RHEL ) 6
  • Red Hat Enterprise Linux ( RHEL ) 7
  • FC HBA adapter such as Qlogic or Emulex.

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