Tuesday, 21 May 2013
DAS
Direct-attached storage (DAS) refers to a digital storage system directly attached to a server or workstation, without a storage network in between. It is a retronym, mainly used to differentiate non-networked storage from SAN and NAS.
List Topic Article
Highlights
Solid-state disk (SSD) devices use much less power and produce less heat than hard disks. But until their prices come down, they'll at best be niche devices.
Pivot3 Serverless Computing iSCSI systems get RAID 6e protection and scalability, while Seanodes adds solid-state drive (SSD) support to its Exanodes iSCSI software.
DataDirect Networks claims its Web Object Scaler (WOS) object-based scale-out cloud data storage system for Web 2.0 data centers is faster than EMC's Atmos product.
Hitachi Data Systems' thin provisioning now supports midrange disk arrays, an HDS Storage Reclamation Service feature and a new Hitachi Dynamic Provisioning assessment service.
Fujitsu's DX60 and DX80 replace the Eternus 2000 series with a new single-controller entry model starting at under $6,000, and a new approach to battery-backed cache.
An online game producer with experience using both DRAM and NAND flash SSDs provides insight into his storage tiering strategy.
Unified Storage is both the present and the future of data storage. It is likely to become the standard storage platform in the next generation data center.
Storage Performance Council's SPC-1C/E provides a framework for measuring the performance and energy consumption of storage components, with benchmarks for larger systems and more workload types to follow.
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