How to configure Device Mapper Multipath in RHEL 6, 7?

Solution Verified - Updated -

Issue

  • How to configure device-mapper-multipath to set up multipathing for SAN storage in Red Hat Enterprise Linux 6?
  • How to setup dm-multipath in Red Hat Enterprise Linux 6?
  • We need to configure Storage Area Network(SAN) on RHEL 6, what are the steps to setup this?
  • How the multipath.conf should be configured to setup multipath for my SAN storage?
  • What is blacklist keyword in multipath.conf and how to remove a LUN from dm-multipath in RHEL 6?
  • What are general steps to enable DM-Multipath in Red Hat Enterprise Linux 6?

Environment

  • Red Hat Enterprise Linux 6, 7
  • Device-Mapper-Multipath (DM-multipath)

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