multipath is unable to change path status from RW to RO when the SAN device is marked as read-only from storage side

Solution Unverified - Updated -

Issue

  • multipath is unable to change path status from RW to RO when the SAN device is marked as read-only from storage side
  • Changing the Read/Write State of a LUN is not getting reflected in multipath even after re-scanning all underlying paths and reloading multipath

Environment

  • Red Hat Enterprise Linux 7
  • device-mapper-multipath-0.4.9-99.el7_3.1.x86_64

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