Home > Storage > PowerStore > Data Protection > Dell PowerStore: Metro Volume > Zero-downtime SAN maintenance and data migration
With Metro Volume, you can perform maintenance activities without resulting in downtime on a PowerStore cluster. These tasks include taking a cluster offline to move its location, perform service-affecting enclosure or disk firmware updates, and migrate the volumes to a new cluster.
The requirements for this operation include:
Summary: Before a planned outage, Metro Volume can non-disruptively migrate volumes from one PowerStore cluster to another, enabling continuous operation for all workloads—even after one cluster has completely powered down.
Operation: In an on-demand, operator-driven process, Metro Volume can transparently move volumes from one PowerStore cluster to another. The workloads operate continuously. This ability enables several options for improved system operation: