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RAID

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: What is RAID?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,  … 
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Ensuring Cost-effective, High-performance Storage Deployments for Microsoft Exchange Server 2007 Environments
sponsored by Hitachi Data Systems
WHITE PAPER: A well thought out storage design will help your organization achieve the most from your Exchange solution architecture - taking into consideration capacity, performance and availability, as well as budget, requirements. This Solution Brief includes nine key considerations for storage deployments to support your Microsoft Exchange environment.
Posted: 17 Jun 2009 | Published: 15 Jun 2009
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ESG Labs Validation Report: Hitachi Adaptable Modular Storage 2000 Family
sponsored by Hitachi Data Systems
ANALYST REPORT: This ESG Lab Report documents the results of hands-on testing of the Hitachi Adaptable Modular Storage (AMS) 2000 family with a focus on ease of implementation and management, availability, and agility as well as scalability of both performance and capacity.
Posted: 16 Jun 2009 | Published: 01 Mar 2009
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Open Storage- ZFS for the DataCenter
sponsored by Sun Microsystems, Inc.
VIDEO: With ZFS, developers reevaluated the idea of a file system and a volume manager. It's data management architecture that is optimized for managing bits on both disk and flash. ZFS provides file and block systems, but you have common data services like RAID, mirroring, snapshots, quotas, reservations, and all the features needed to manage data.
Posted: 15 Jun 2009 | Premiered: 01 Jun 2009
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Data Deduplication Background - A Technical White Paper
sponsored by Quantum Corporation
WHITE PAPER: The purpose of data deduplication is to increase the amount of information that can be stored on disk arrays and to increase the effective amount of data that can be transmitted over networks. Read this white paper to learn more about data deduplication as well as Quantum Dxi-Series disk-based backup solutions.
Posted: 10 Jun 2009 | Published: 10 Jun 2009
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Control Capacity with Storage Virtualization
sponsored by SearchStorage.com
ESSENTIAL GUIDE: With ever-growing capacity, storage managers are struggling to ensure that their installed disk capacity is being used as effectively and efficiently as possible. By pooling capacity from disparate storage systems, storage virtualization can help control spiraling growth while easing storage provisioning and management.
Posted: 08 Jun 2009 | Published: 05 Jun 2009
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Storage magazine Online June 2009: Heal Thyself
sponsored by SearchStorage.com
EZINE: A trend in storage product messaging these days is the theme of self-healing storage - the ability of a system to detect and repair hard disk problems automatically. In this month's cover story, independent storage expert Marc Staimer explains how and how well they work. This electronic issue also includes features on storage efficiency...
Posted: 28 May 2009 | Published: 28 May 2009
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Deduplication for the Enterprise: Six Steps to Optimal Results
sponsored by SEPATON
JOURNAL ARTICLE: Data deduplication is a must-have technology for today's enterprises. However, there are a wide range of choices and issues to be considered. This article covers six steps an organization can take to make sure implementing a deduplication technology is a smooth process.
Posted: 20 May 2009 | Published: 20 May 2009
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Victaulic Speeds Backup and Restores, Cuts Capacity with SEPATON VTL and Data Deduplication
sponsored by SEPATON
CASE STUDY: Facing exponential data growth and lengthening backup times, Victaulic Company's tape backup systems could no longer provide the performance or capacity they needed for efficient data protection. For a cost comparable to tape, Victaulic Company implemented a SEPATON S2100-ES2 virtual tape library (VTL) with DeltaStor data deduplication software.
Posted: 19 May 2009 | Published: 19 May 2009
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Thin Provisioning with the Pillar Axiom
sponsored by Pillar Data Systems
WHITE PAPER: Pillar recognizes the value of thin provisioning and has taken its inherent benefits one step further by introducing a smarter approach with the Application-Aware Pillar Axiom®. Read this white paper to learn more about the features of Pillar's Axiom storage solution as well as the features and key benefits of thin provisioning.
Posted: 14 May 2009 | Published: 14 May 2009
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StorExpress: Integrating Solid State Storage in a PCI Express Clustering Interconnect
sponsored by Fusion-IO
WHITE PAPER: Direct PCI Express (PCIe) attached flash storage offers unparalleled performance levels and vastly outperforms SAS/SATA-attached flash storage solutions. However, such PCIe attached flash storage cards have many restrictions. Read this white paper to learn about an enhanced PCIe flash storage solution from Dolphin, in partnership with Fusion-IO.
Posted: 12 May 2009 | Published: 12 May 2009
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Backup and Recovery for Microsoft Exchange Server: Data Domain Deduplication Storage Best Practices Guide
sponsored by Data Domain
WHITE PAPER: In many companies, Microsoft Exchange is now commonly viewed as a mission-critical application. Protecting Exchange information is critical and backup is still the primary method used. This paper focuses on the traditional backup and recovery practices for Microsoft Exchange Server along with solutions from Data Domain.
Posted: 08 May 2009 | Published: 08 May 2009
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Modular Systems: The Evolution of Reliability
sponsored by APC
WHITE PAPER: Modularity is an established technique for organizing and simplifying a complex system. In data centers, modular design has already taken root in new fault-tolerant architectures for servers and storage systems. The mission of this paper is to illustrate how modularity delivers a profound reliability benefit: fault tolerance
Posted: 29 Apr 2009 | Published: 01 Jan 2005
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Agentless Architecture: Agentless Backup is Not a Myth
sponsored by Asigra Inc.
WHITE PAPER: Agentless backup is NOT a myth. The Asigra solution is proof because it requires no agents, which inherently makes it easier to install and support than legacy backup and recovery solutions. This paper serves as an introduction to Asigra's Hybrid Cloud Backup and Recovery Software.
Posted: 20 Apr 2009 | Published: 20 Apr 2009
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Webcast: Data Deduplication and Disk-to-Disk Backup Systems
sponsored by Data Domain
WEBCAST: Please join Tony Asaro, Senior Analyst, ESG and Heidi Biggar, Analyst, ESG as they discuss the various technology considerations when applying data de-duplication technology to disk backup. This webcast explains why data de-duplication is making disk backup a more compelling alternative to tape.
Posted: 17 Apr 2009 | Premiered: Available On Demand
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Nexsan iSeries™ - Enterprise Class iSCI SAN
sponsored by Nexsan Technologies
DATA SHEET: Data is growing exponentially in size and complexity, challenging organizations to improve how they store, manage, access and protect all their data without increasing resources. Nexsan iSeries overcomes these challenges by extending enterprise services, performance and continuous access to all your digital assets.
Posted: 15 Apr 2009 | Published: 15 Apr 2009
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Fires in Data Centers: The Nature of the Beast
sponsored by Axxana
WHITE PAPER: With the introduction of Axxana's Phoenix Black Box, a fire in your data center is not the disaster it once would have been. Designed to withstand heat up to 17,000 F, its durability could be the difference between recovering your data after a fire and losing everything. Read this paper for more.
Posted: 10 Apr 2009 | Published: 06 Apr 2009
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Configuring Microsoft Windows Server 2008 Hyper-V on Sun Fire X64 Servers
sponsored by Sun Microsystems, Inc. and Microsoft
WHITE PAPER: The paper describes the procedures used to install and configure Hyper-V on a Sun Fire X4150 server. It gives an example configuration that also used a Sun Storage J4200 array for additional storage and to spread the disk I/O over a great number of spindles for improved performance.
Posted: 08 Apr 2009 | Published: 11 Dec 2007
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Elements Of A C-4 Strategy: Mastering The Storage Issue
sponsored by Sun Microsystems, Inc. and Microsoft
WHITE PAPER: From large enterprises to small to medium-size firms, IT planners face the same challenges: cost-containment, compliance, continuity and carbon footprint reduction. These C-4 issues will set the storage management agenda and throttle the options for IT investments for the foreseeable future. This paper gives further details.
Posted: 08 Apr 2009 | Published: 03 Apr 2009
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MySQL Guide For Sun Storage 7000 Unified Storage System
sponsored by Sun Microsystems, Inc. and Microsoft
WHITE PAPER: This article describes a proof-of-concept study demonstrating the successful configuration of MySQL database servers using a Sun Storage 7000 Unified Storage System. Configuration procedures are included, describing how to configure both the Sun Storage 7000 Unified Storage System and the MySQL database servers for NFS and iSCSI access of storage.
Posted: 08 Apr 2009 | Published: 09 Feb 2009
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Sun Virtualization Solutions for Medium-Sized Businesses: Seamlessly Enabling Profitability and Growth
sponsored by Sun Microsystems, Inc. and Microsoft
ANALYST BRIEF: In today's economy, mid-sized businesses need to optimize every possible aspect of their operations. By introducing virtualization technology into your environment, you'll be able to reduce TCO by enhancing your existing IT resources, increasing server utilization, and allowing your infrastructure to quickly react to dynamic business conditions.
Posted: 08 Apr 2009 | Published: 30 Jan 2009
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An Economical Approach To Maximizing Data Availability: Sun Storage 7000 Unified Storage Systems
sponsored by Sun Microsystems, Inc. and Microsoft
WHITE PAPER: Sun Storage 7000 Unified Storage Systems offer enterprise-class storage features while leveraging open source software and industry standard components to lower costs and provide greater innovation. Read this paper and see how your organization can benefit from Sun Storage 7000 Unified Storage Systems.
Posted: 08 Apr 2009 | Published: 30 Nov 2007
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Presentation Transcript: Let's Talk About Deduplication
sponsored by Hewlett-Packard Company
PRESENTATION TRANSCRIPT: In this segment, Curtis begins by defining and explaining deduplication. He expands on this with an explanation of file-level and subfile-level deduplication and how subfile-level deduplication makes true disk backup feasible.
Posted: 07 Apr 2009 | Published: 07 Apr 2009
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Presentation Transcript: Deduplication's Impact on Restores
sponsored by Hewlett-Packard Company
PRESENTATION TRANSCRIPT: This segment begins with an explanation of how long to store backups to get the maximum benefit of deduplication, and then discusses the appropriate frequency of full backups.
Posted: 07 Apr 2009 | Published: 07 Apr 2009
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The Keys to Disaster Recovery Planning
sponsored by i365, A Seagate Company
WHITE PAPER: Disasters happen in many ways and can disrupt or even completely destroy your business. Depending upon where you are located, disasters may be natural occurrences such as earthquakes, floods, hurricanes, snow storms or tornados.
Posted: 06 Apr 2009 | Published: 06 Apr 2009
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FAQ Guide: Disk-based data backup and recovery for SMBs
sponsored by i365, A Seagate Company
EDITORIAL RESOURCE GUIDE: As storage capacity needs grow in SMBs, disk is increasingly being used as a backup storage target. In this FAQ, Executive Editor and Independent Backup Expert W. Curtis Preston, discusses the role of disk-based backup in the SMB space. Curtis takes a closer look at the benefits and cost differentiators of moving from tape to disk for data backup.
Posted: 06 Apr 2009 | Published: 13 Feb 2009
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1 - 25 of 77 Matches
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RAID DEFINITION (continued): …  improving performance. Since multiple disks increases the mean time between failures (MTBF), storing data redundantly also increases fault tolerance. Ask your RAID questions at ITKnowledgeExchange.comA 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 addressed … 
RAID definition sponsored by SearchStorage.com, powered by WhatIs.com an online computer dictionary


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