RAID ( 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, and Disk Arrays) Definition

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Jul 9, 2008

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RAID

-- 185 Vendor Reports | 33 Products

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, and Disk Arrays
DEFINITION: RAID (redundant array of independent disks; originally redundant array of inexpensive disks) is a way of storing the same data in different places (thus, redundantly) on multiple hard disks. By placing data on multiple disks, I/O (input/output) operations can overlap in a balanced way, improving performance. Since multiple disks increases the mean time between failures …
Definition continues below.

Recent Vendor Reports on RAID
Storage Virtualization Presentation Download: Breaking the Connections sponsored by Dell, Inc. WHITE PAPER: Posted: 08 Jul 2008 \| Published: 08 Jul 2008 SUMMARY: Storage virtualization is here, breaking the connection between physical storage infrastructure and the way we use it. This presentation download provides an overview on storage virtualization and the different kinds of virtualization technologies... TOPICS: Data Management \| NAS \| RAID \| SAN \| Server Virtualization \| Server Virtualization Software \| Storage Best Practices \| Storage Networking Industry Association \| Storage Virtualization \| Storage Virtualization Software

The Next Wave of Virtualization sponsored by EMC Partner Organization VIDEOCAST: Posted: 30 Jun 2008 \| When: 30 Jun 2008 SUMMARY: The next generation of virtualization will have a big impact on storage infrastructures. Find out the chief storage management challenges associated with a virtualized environment, and get practical tips on how to deal with them. TOPICS: Data Management \| iSCSI SAN \| RAID \| Server Virtualization \| Storage Best Practices \| Storage Consolidation \| Storage Provisioning \| Storage Virtualization \| Storage Virtualization Software \| VMware

The Storage Virtualization Roadmap sponsored by EMC Partner Organization VIDEOCAST: Posted: 30 Jun 2008 \| When: 30 Jun 2008, 09:00 EDT (13:00 GMT) SUMMARY: Implementing and evaluating storage virtualization continues to be high-on-mind for many storage managers. But how did we get to this point in the storage continuum? In this expert Videocast, Steve Duplessie explains by building a virtualization roadmap. TOPICS: Data Management \| iSCSI SAN \| RAID \| Server Virtualization \| Storage Best Practices \| Storage Consolidation \| Storage Provisioning \| Storage Virtualization \| Storage Virtualization Software \| VMware

Hitachi's SMS: Enterprise Functions Meets Consumer Simplicity sponsored by MPC Corporation PRODUCT LITERATURE: Posted: 30 Jun 2008 \| Published: 15 Oct 2007 SUMMARY: The SMS system is Hitachi's first strategic foray into the storage market for SMBs and distributed enterprise, this would make SMS suitable for mobile applications like military duty, and mobile health care units. TOPICS: Data Centers \| RAID

Digging into iSCSI sponsored by EMC Partner Organization VIDEOCAST: Posted: 30 Jun 2008 \| When: 30 Jun 2008, 09:00 EDT (13:00 GMT) SUMMARY: In this expert Videocast, Stephen Foskett, Director of Data Practice at Contoural, digs into iSCSI and explains some of the benefits and pitfalls regarding the technology. TOPICS: 10 Gigabit Ethernet \| Continuous Data Protection \| Disk Backups \| Fibre Channel SAN \| IP SAN \| iSCSI SAN \| NAS \| RAID \| Storage Best Practices \| Storage Security

Advanced Backup School II sponsored by EMC Partner Organization WEBCAST: Posted: 30 Jun 2008 \| When: Available On Demand SUMMARY: In this Webcast, VP of Data Protection Services for GlassHouse Technologies, W. Curtis Preston explains what options you have when creating a disk-based system and the steps you need to take before implementing it. TOPICS: Backup Software \| Continuous Data Protection \| Data Recovery \| Data Storage \| Disk Backups \| RAID \| Serial ATA \| Storage Best Practices \| Tape Backups

StorTrends iTX®: Application-aware Scheduled Snapshots with Microsoft® VSS and SAFE sponsored by Excel Meridian Data, Inc. WHITE PAPER: Posted: 30 Jun 2008 \| Published: 01 Jan 2007 SUMMARY: The snapshot implementation featured in StorTrends iTX is undoubtedly one of the best, most feature-rich in the industry. TOPICS: Backups \| Data Storage \| NAS \| RAID \| SAN

ISE: A New Foundation for Data Storage sponsored by Xiotech Corporation VIDEOCAST: Posted: 18 Jun 2008 \| When: 18 Jun 2008, 09:00 EDT (13:00 GMT) SUMMARY: This Videocast highlights a revolutionary next generation disk storage platform that delivers a number of performance advantages over conventional technologies. TOPICS: Continuous Data Protection \| DAS \| Data Center Management \| Data Migration \| Disk Backups \| Disk Drives \| NAS \| RAID \| SAN \| Storage Best Practices \| Storage Capacity \| Storage Consolidation \| Storage Management Software \| TCO

Solutions for Simplifying Storage Management in VMware Environments sponsored by Xiotech Corporation VIDEOCAST: Posted: 17 Jun 2008 \| When: 17 Jun 2008, 09:00 EDT (13:00 GMT) SUMMARY: Fortunately, new solutions are emerging to combat these issues and this Videocast highlights one such technology. View this Videocast to learn about an innovative new solution that integrates with VMware environments to deliver critical benefits. TOPICS: Continuous Data Protection \| Data Management \| Disk Backups \| RAID \| SAN \| Server Virtualization \| Storage Best Practices \| Storage Provisioning \| Storage Virtualization \| VMware

The New Foundation of Storage: Xiotech's Intelligent Storage Element sponsored by Xiotech Corporation WHITE PAPER: Posted: 16 Jun 2008 \| Published: 01 Jun 2008 SUMMARY: ISE is the new foundation that promises to fulfill storage needs well into the future and ISE is a fresh new approach to the fundamental aspects of storage, setting new standards for reliability, performance, and scalability. TOPICS: Data Storage \| Disk Drives \| RAID \| Storage Systems

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RAID DEFINITION (continued): … (MTBF), storing data redundantly also increases fault tolerance.

Ask your RAID questions at ITKnowledgeExchange.com

A RAID appears to the operating system to be a single logical hard disk. RAID employs the technique of disk striping, which involves partitioning each drive's storage space into units ranging from a sector (512 bytes) up to several megabytes. The stripes of all the disks are interleaved and …
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