HA and DR Architecture
FlashSystem high availability, replication, disaster recovery, RPO, RTO, site design, IBM i recovery, and restore-testing decisions.
HA and DR decisions should start with failure modes, not product names. The storage layer is one part of a recovery system that also includes hosts, applications, data consistency, and testing.
Read the full guide: FlashSystem HA and DR Architecture.
Related
Cyber Resilience Architecture
Ransomware detection, Safeguarded Copy, Cyber Vault, immutable copy strategy, clean recovery, and role separation for FlashSystem environments.
IBM i and IBM Power Attachment
Power and IBM i storage planning across Fibre Channel, VIOS, multipath, zoning, host adapters, internal NVMe, and SAN-attached FlashSystem design.
IBM FlashSystem 9600
Current-generation flagship 2U FlashSystem for critical OLTP, consolidated mixed workloads, very high capacity, high bandwidth, and buyers comparing 9500-class refresh paths.
Usable Capacity Sizing
Raw, usable, effective, protected, and replicated capacity decisions for FlashSystem quotes, especially when a buyer asks whether a 20 TB to 30 TB environment fits a 5300, 5600, or 5000-class array.