All Posts in "channel"

Direct Attached StorageDirect Attached Storage (DAS) is a storage unit directly attached to your workstation or server. It is not always doable in company computing, and there are techniques to construct redundant storage arrays, but most customers reading this post are not going to be running RAID 50, 60 or other more fancy configurations. Important distinction among DAS and NAS is that unlike NAS, a DAS device is directly connected to the server without the want of any network connection. The array of disks in every of the DAS, NAS, and SAN function the very same on ALL of the enclosures.

Recall, the significant distinction involving a NAS and DAS is that a single is a computer system (NAS) and a single wants to connect to a computer system (DAS). For substantial organizations with many servers, SAN provides improved functionality and flexibility than DAS, along with possible price savings, though SAN hardware can be costly. Your processor (and potentially RAID card) are going to be accountable for managing the straight attached storage unit. Keeping DAS is also very straightforward by contrast, SAN and NAS options commonly need management application and may possibly need monitoring application as properly. Even though SATA drives never however have the functionality of SCSI, they make it affordable to load a server with RAID 5 arrays, supplying double-digit terabyte storage. The DAS space will be intriguing to watch as application vendors continue to make more logic into applications and as conventional array vendors fight for share.

The downside to network attached storage is complexity (introduced by relying on a network) and latency speed. SAN and NAS devices are just specialized computers that enable OTHER computer systems to access their storage more than the network. DAS is commonly made use of to differentiate between storage systems directly attached to … Read More

Betty Gray by — October 29, 2017 in Direct Attached Storage

Direct Attached StorageStorage that is connected to one personal computer and not accessible to other computers. That’s the extremely sophisticated style exactly where you shove in as numerous difficult drives as doable, turn it on, hope it functions, and pray Western Digital invents a Petabyte challenging drive just before you ever have to gracefully deal with this storage concern again.

Any laptop, regardless of quantity of disks and the size of storage space readily available, can be viewed as a NAS if it acts as a file server on the network. This contemporary parallel architecture allows the Auspex NetServer 2000 to offer customers with simplified scaleup of storage capacity, processors, network connections and perfor-mance. Also not positive how computer software RAID could perform in an OS adjust to preserve data, and regardless of whether swapping to a new Pc and possibly changing point/order of attachment in the method might be an challenge.

It’s not always doable in business enterprise computing, and there are approaches to make redundant storage arrays, but most customers reading this post are not going to be operating RAID 50, 60 or other a lot more fancy configurations. Main distinction involving DAS and NAS is that as opposed to NAS, a DAS device is directly connected to the server without the want of any network connection. The array of disks in every of the DAS, NAS, and SAN function the exact same on ALL of the enclosures.

Numerous vendors now present SSDs as an alternative on mid- to high-finish servers for element or all of the storage capacity. Unfortunately, for the purpose of this example, we decided to fill the DAS unit with a bunch of 73GB, 15K RPM drives in RAID 5. That added a total usable space of a bout 1.5TB. This ought to be viewed as … Read More

Betty Gray by — January 20, 2016 in Direct Attached Storage