Server Administrator Storage Management 9.0.1

Hot Spare Considerations — T10 Protection Information Capability

The following is the Hot Spare considerations (Dedicated and Global Hot Spare) for T10 Protection Information (PI) supported physical disks on PERC 9 hardware controllers:
  • Only T10 PI supported physical disks can be assigned as a Dedicated Hot Spare to T10 PI enabled virtual disks.

  • Physical disks which are T10 PI supported or unsupported can be assigned as Dedicated Hot Spare to T10 PI disabled virtual disks on PERC 9 hardware controllers.

  • If a T10 PI enabled virtual disk is present along with T10 PI disabled virtual disk, assigning a physical disk which is T10 PI unsupported as Global Hot Spare will be successful.

    NOTE: An error message is displayed if you perform this action.
  • If only T10 PI disabled virtual disks are present, a T10 PI supported physical disk can be assigned as Global Hot Spare.

  • A T10 PI enabled virtual disk cannot be reconfigured using a T10 PI non-capable physical disks

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