Direct Attached Storage

Direct attached storage das is digital storage directly attached to the computer accessing it as opposed to storage accessed over a computer network i e.

Direct attached storage.

Security issues as with all storage systems that host an organization s critical applications and data security is a prime concern. The best das systems products with jbod storage expansion units for thinkserver system x blade servers. Direct attached storage das refers to a digital storage system directly attached to a server or workstation without a network in between a typical das system is made of a data storage device for example enclosures holding a number of hard disk drives connected directly to a computer through a host bus adapter which in the past used to be scsi but these days more often esata sas or. This could be as simple as an external hard drive and it s the opposite of network storage where workstations and servers connect through a network.

Micro processor with hardware raid model. 1 x type c usb 3 1 gen 2 hdd interface. Network attached storage examples of das include hard drives solid state drives optical disc drives and storage on external drives the name das is a retronym to contrast with storage area network san and network attached storage. Direct attached storage das is a dedicated digital storage device attached directly to a server or pc via a cable.

Advanced technology attachment ata serial advanced technology attachment sata esata small computer system interface scsi serial attached scsi sas and fibre channel are the main protocols used for das connections. Direct attached storage is a fairly basic low maintenance low cost solution where the storage system is a part of the actual host computer or connected directly to the host computer. Lenovo direct attached storage delivers modular reliable cost effective das drives. In other words das isn t part of a storage network.

Direct attached storage das also called direct attach storage is digital storage that is attached directly to a computer or a server. Furthermore direct attached storage often lacks many of the more advanced storage management features common to nas devices and sans such as remote replication and snapshots. The most familiar example of das is the internal hard drive in a laptop or desktop pc. Qnap tr 002 us diskless system 2 bay usb type c direct attached storage with hardware raid.