Administrator Guide

Table Of Contents
Managed Replication Before Live Volume Swap Role
In the following diagram, the primary Storage Center is on the left and the secondary Storage Center is located on the right.
Figure 16. Live Volume with Managed Replication Example Configuration
1. Server 2. Server IO request to primary volume over Fibre Channel or
iSCSI
3. Primary volume (Live Volume and managed replication) 4. Live Volume replication over Fibre Channel or iSCSI
5. Secondary volume (Live Volume) 6. Server IO request to secondary volume (forwarded to
primary Storage Center by secondary Storage Center)
7. Server 8. Destination volume (managed replication)
9. Managed replication over Fibre Channel or iSCSI
Managed Replication After Live Volume Swap Role
In the following diagram, a swap role has occurred so the secondary Storage Center is on the left and the primary Storage
Center is located on the right. The managed replication has moved to follow the primary volume.
Figure 17. Live Volume with Managed Replication Example Configuration After Swap Role
1.
Server 2. Server IO request to secondary volume (forwarded to
primary Storage Center by secondary Storage Center)
3. Secondary volume (Live Volume) 4. Live Volume replication over Fibre Channel or iSCSI
5. Primary volume (Live Volume and managed replication) 6. Server IO request to primary volume over Fibre Channel or
iSCSI
7. Server 8. Destination volume (managed replication)
9. Managed replication over Fibre Channel or iSCSI
Storage Center Replications and Live Volumes 233