SCM
SCM – Storage Class Memory. This is non-volatile semiconductor technology operating near to the speed of DRAM but a cost closer to NAND. Alternatively it can be called persistent...
SATA
SATA – Serial Advanced Technology Attachment. A computer bus interface connecting mass storage devices such as disk drives and SSDs to a host commuter system. It followed an earlier...
SAS
SAS – Serial-Attached SCSI. SCSI is the Small Computer Systems Interface and SAS is a point-to-point connectivity protocol. It replaced an earlier parallel SCSI system. In a SAS system...
SAN
SAN – Storage Area Network. A shared storage array which is accessed across a network using block-level data protocol. The drive capacity in a SAN is aggregated into LUNs...
SaaS
SaaS – Software as a Service. The provision of an application over the Internet from a public cloud or an application service supplier such as Salesforce. Users pay for...
S3
S3 – Simple Storage Service – An object storage access protocol devised by AWS which has become a standard across the storage industry. It currently stores about 280 trillion...
RTO
RTO – Recovery Time Objective. The amount of time needed to restore the data for a business process before unacceptable business damage occurs.
RRAM
RRAM – Resistive RAM. See ReRAM entry.
RPO
RPO – Recovery Point Objective. The targeted amount of time in a business continuity plan within which data (files, virtual machines, etc.) can recovered after a disaster or other...
RoCE
RoCE – RDMA over Converged Ethernet. This is a way of providing RDMA (Remote Direct Memory Access) over converged or data center-class Ethernet, which, unlike traditional Ethernet, is lossless....
Robot
Robot – a mechanism in a tape library for moving tape cartridges to and from tape drives.
ReRAM
ReRAM – Resistive RAM – this a fast non-volatile storage-class memory relying on the formation of electrically conducting oxygen vacancy filaments through an otherwise insulating medium. Research discovered that sending...