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RAID

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ALSO CALLED: Array, R A I D Array, Storage Arrays, Arrays, RAID Array, Redundant Array of Inexpensive Disks, R A I D, Redundant Array of Independent Disks, Disk Arrays
DEFINITION: In computers, parity (from the Latin paritas: equal or equivalent) refers to a technique of checking whether data has been lost or written over when it's moved from one place in storage to another or when transmitted between computers.Here's how it works: An additional binary digit, the parity bit, is added to a group of bits that are moved together. This bit is used only for the purpose of identifying  … 
Definition continues below.
RAIDMultimedia (View All Report Types)
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The EVA takes on NetApp and EMC
sponsored by Hewlett-Packard Company
WEBCAST: In their second comparative challenge, The HP StorageWorks EVA asked three teams of high school students who had never configured a storage array to run timed tests on EVA, NetApp and EMC to see which one is easiest to use. EVA was the clear winner
Posted: 16 Mar 2009 | Premiered: Mar 16, 2009

Hewlett-Packard Company

NetBackup Solutions for VMware
sponsored by Symantec Corporation
WEBCAST: It is critical to choose the right data protection solution, one that is complete, one that not only protects the physical world, but is also finely tuned for the virtual world. The current release of NetBackup delivers award winning solutions for VMware.
Posted: 06 Mar 2009 | Premiered: Mar 6, 2009

Symantec Corporation

Enhancing Disk-to-Disk Backup with Data Deduplication
sponsored by FalconStor Software
WEBCAST: FalconStor's data deduplication solutions address the problem of duplicate data from backups. It slashes media costs, streamlines management tasks, and minimizes the bandwidth required for replication. Data deduplication improves efficiency and saves money, exactly what is needed when IT budgets are tight.
Posted: 12 Feb 2009 | Premiered: Feb 12, 2009

FalconStor Software

Changing the Economics of Storage Consolidation
sponsored by EMC Corporation
WEBCAST: This Webcast explores ways to simplify IT through the use of IP storage consolidation solutions. View this presentation to learn how you can consolidate your storage without the cost and complexity of Fibre Channel.
Posted: 02 Apr 2008 | Premiered: Apr 2, 2008

EMC Corporation

Getting Started with Online Storage for Backup Exec
sponsored by Symantec Corporation
PODCAST: In this podcast, Symantec Product Manager Darren Niller provides a step by step overview of the process on getting started with Symantec Online Storage.
Posted: 29 Feb 2008 | Premiered: Feb 29, 2008

Symantec Corporation

Symantec Protection Network and Online Backup: An Executive Overview
sponsored by Symantec Corporation
PODCAST: In this podcast, Sr. Manager of Product Management, Mike Baldwin, provides an overview of the Symantec Protection Network and the Online Backup offering of the newly launched Symantec service.
Posted: 29 Feb 2008 | Premiered: Feb 19, 2008

Symantec Corporation

D2D Backup and Data Deduplication: Lowering the Costs of Business Continuity
sponsored by Overland Storage
WEBCAST: This Webcast discusses the growing importance of data deduplication as an enabling technology that leverages cost-effective VTLs and other disk appliances to identify and eliminate redundant data.
Posted: 17 Oct 2007 | Premiered: Oct 17, 2007, 09:00 EDT (13:00 GMT)

Overland Storage

Symantec Backup Execâ„¢ System Recovery 7.0
sponsored by Symantec Corporation
PRODUCT DEMO: Recover from system loss or disaster in minutes, not hours or days. Download this free trial today; a disk-based system recovery tool for bare metal restoration to dissimilar hardware, virtual environments or in remote locations.
Posted: 14 Aug 2007 | Premiered: 01 Aug 2007

Symantec Corporation
8 Matches
 
RAID DEFINITION (continued): …  whether the bits being moved arrived successfully. Before the bits are sent, they are counted and if the total number of data bits is even, the parity bit is set to one so that the total number of bits transmitted will form an odd number. If the total number of data bits is already an odd number, the parity bit remains or is set to 0. At the receiving end, each group of incoming bits is checked to see if the group totals to an odd number. If the total is even, a transmission error has occurred and either the transmission is retried or the system halts and an error message is sent to the user.The … 
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