- Notes, cautions, and warnings
- Preface
- Introduction
- Disaster recovery
- High availability
- Data migration
- SRDF I/O operations
- SRDF write operations
- SRDF read operations
- SRDF/A resilience and performance features
- Management tools
- More information
Dell SRDF Introduction
R11 devices
R11 devices operate as the R1 device for two R2 devices. Links to both R2 devices are active.
R11 devices typically occur in three-site concurrent configurations where data on the R11 site is mirrored to two secondary (R2) arrays:
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