Planned outage of storage systems in a GAD 3DC delta resync environment

This topic describes and provides instructions for performing planned outages of storage systems in a GAD 3DC delta resync (GAD+UR) environment. For details about I/O modes, see the Global-Active Device User Guide.

Parent Topic

• Maintaining the UR system

Child Topics

• Powering off the GAD+UR primary storage system
• Powering on the GAD+UR primary storage system
• Powering off the GAD secondary storage system
• Powering on the GAD secondary storage system
• Powering off the UR secondary storage system
• Powering on the UR secondary storage system
• Powering off the external storage system, I/O at primary site (GAD+UR)
• Powering on the external storage system, I/O at primary site (GAD+UR)
• Powering off external storage system, I/O at secondary site (GAD+UR)
• Powering on external storage system, I/O at secondary site (GAD+UR)