What does Nearline SAS mean?
– Near Line SAS (NL-SAS) – Serial ATA (SATA) Drive speed, referencing the rotational speed of the drive spindles, is measured in revolutions per minute (RPM) and affects how quickly data can be accessed on a drive.
What is a SAS connector?
Serial-Attached SCSI (SAS) is a method used to access computer peripheral devices that employs a serial — one bit at a time — means of digital data transfer over thin cables.
What does SAS HDD mean?
Serial-Attached SCSI solid-state drive
A SAS SSD (Serial-Attached SCSI solid-state drive) is a NAND flash-based storage or caching device designed to fit in the same slot as a hard disk drive (HDD) and use the SAS interface to connect to the host computer. The most common drive form factors for a SAS SSD are 2.5-inch and 3.5-inch.
What is SAS protocol?
Serial ATA (SATA) and Serial Attached SCSI (SAS) are data storage protocol standards that have the primary function of transferring data (directly or otherwise) between the host system and mass storage devices (e.g., hard disk drives, optical drives, and solid-state disks).
What are Nearline HDDs?
Nearline drives are not attached to a computer, but may be made available quickly to handle I/O tasks, without direct intervention of IT staff. High-capacity nearline HDDs have emerged as a staple for bulk storage in enterprise data centers.
Is also known as Nearline storage?
Nearline storage is the on-site storage of data on removable media. The removable storage concept dates back to the IBM mainframe computer and remains a popular option for individuals, small businesses and large enterprises. The term nearline is a combination of the words near and online.
What is NLS SAP BW?
Near-line Storage (NLS) is used to archive BW data which can still be available for reporting using BEx queries. If you are behind BI Optimization, it is a great way to save BW database space by moving less frequently used data to NLS.