Software requirements for Metro Mirror

Before configuring an IBM® i high-availability solution that uses Metro Mirror, ensure that the minimum software requirements have been met.

Metro Mirror has the following minimum software requirements:

• Each IBM i model with in the high-availability solution must be running at least IBM i V6R1 for use with the IBM PowerHA® SystemMirror® for i licensed program.
  Note: For prior releases, you can still use the IBM Advanced Copy Services for PowerHA on i, which is an offering from Lab Services, to work with IBM System Storage® solutions.
• IBM PowerHA SystemMirror for i licensed program installed on each system participating in the high-availability solution that uses Metro Mirror.
• You need to install IBM i Option 41 HA Switchable Resources. Option 41 gives you the capability to switch independent disk pools between systems. To switch an independent disk pool between systems, the systems must be members of a cluster and the independent switched disk must be associated with a device cluster resource group in that cluster. Option 41 is also required for working with high availability management interfaces, which are provided as part of the IBM PowerHA SystemMirror for i licensed program.
• For DS8000® System Storage Devices, the IBM PowerHA for i licensed program also requires storage command-line interface (DSCLI). DSCLI is required software for all the IBM System Storage solutions, such as FlashCopy® technology, Metro Mirror, Global Mirror, there is a requirement to have DSCLI installed each of the systems or partitions participating in the high availability solution, which uses these storage solutions. DSCLI has these additional software requirements:
  • Java™ Version 1.4
  • Option 35 (CCA Cryptographic Service Provider) installed on each system or partition
  
• For SAN Volume Controller (SVC), or Storwize® System Storage Devices, the IBM PowerHA SystemMirror for i licensed program also requires the following:
  • Portable Utilities for IBM i (5733-SC1)
  
• Ensure that the latest PTF have been installed.