Migrating a SAN root disk from MPIO to DMP control
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Migrating a SAN root disk from MPIO to DMP control

If the system has been booted from a SAN disk under MPIO control, MPIO must be disabled before DMP control can be enabled.

To migrate a SAN root disk from MPIO to DMP control

  1. Disable MPIO by installing a device-specific ODM definition fileset as described in the following Technote:

    http://www.veritas.com/docs/000024273

  2. Reboot the system. The system is booted without any multi-pathing support.
  3. Configure DMP.

    See Configuring DMP support for booting over a SAN.

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