The ETERNUS DX is a family of storage systems that utilize common software and provide block storage and, with some models, file access. The current generation are the S3 versions, indicating a generation of hardware. There are a number of different models in the DX family.
The Fujitsu ETERNUS DX family of storage systems are designed for enterprise and distributed environments requiring high reliability, availability and serviceability features. The family of ETERNUS DX systems varies in scale of the number of controllers, capacity, and interfaces.
The ETERNUS systems support connectivity via FC, iSCSI, SAS, or FCoE for block mode and Ethernet for file access. The systems vary in the size of the enclosure for the base unit with additional 2U expansion trays for 2.5” or 3.5” devices and a high-density 4U enclosure.
With the S3 generation of ETERNUS DX systems, Fujitsu offers extended cache beyond the DRAM cache using PCIe flash cards installed in the system. Up to 5.6TB of flash cache called Extreme Cache is supported except for the DX8700 and DX8900, which can use SSDs for cache extension
The Fujitsu DX line of systems share hardware and software features across the lineup, with higher end systems typically offering more cache, ports and total capacity. Common elements include drive trays, management GUIs and support for replication between systems.
Additional cost items include support for local copies and mirrors, as well as remote replication and advanced management software options.
Fujitsu ETERNUS DX Systems Product Brief Includes: