Disk management

 

Use the information in this topic to effectively manage your disk units, disk pools, independent disk pools and find strategies to help you protect the data on your disk units.

• What's new for V5R4
  This topic highlights changes to disk management for v5r4.

• Printable PDF
  View or download a PDF version of this Disk management topic for viewing or printing.

• Getting started with disk management
  When a new disk unit is attached to the system, the system initially treats it as a non-configured disk. Learn what you can do with your disk units after initial installment.

• Disk protection
  It is important to protect all the disk units on your system with either device parity protection or mirrored protection. This prevents the loss of information when a disk failure occurs.

• Disk pools
  A disk pool, also referred to as an auxiliary storage pool (ASP) in the character-based interface, is a software definition of a group of disk units on your system.

• Cross-site mirroring (XSM)
  This topic describes how to create a highly available environment by using cross-site mirroring.

• Disk management checklist
  This topic contains checklists for performing configuration procedures. Use this information to determine which checklist to use for your situation.

• Frequently asked questions
  Here is a list of independent disk pool questions and answers. If you have a question that is not on this page, please contact us.