Dell PowerFlex 4.6.x Technical Overview

Maintain the virtualization layer

This section lists the operations that can be performed on volumes exposed by the PowerFlex virtual SAN.

The following operations may be performed on volumes that are exposed by the PowerFlex virtual SAN:

• Add or remove a volume:

  Create or delete a volume in the system.

• Increase volume size:

  Add capacity to a given volume, as needed. The change in volume size occurs seamlessly without interrupting I/O.

• Map and unmap volumes to an SDC:

  This enables or disables access to a volume by an SDC, and thus by an application residing on the same node.

• MDM operations:
  • Move the MDM role to another role
  • Add MDM VIP
  • Upgrade of MDM, SDS, SDC and LIA