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High Availability

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ALSO CALLED: Highly Available Computing, Data Availability, HA, High-availability, Availability
DEFINITION: In information technology, high availability refers to a system or component that is continuously operational for a desirably long length of time. Availability can be measured relative to "100% operational" or "never failing." A widely-held but difficult-to-achieve standard of availability for a system or product is known as "five 9s" (99.999 percent) availability.Since a computer system or a network  … 
Definition continues below.
High AvailabilityWhite Papers (View All Report Types)
126 - 150 of 308 Matches Previous Page  | Next Page
A practical guide to keeping your virtual data centre safe
sponsored by Sophos UK
WHITE PAPER: This whitepaper will focus on the best practices for the protection of virtual servers running in the data centre.
Posted: 07 Jun 2010 | Published: 07 Jun 2010

Sophos UK

Considering Backup and Recovery
sponsored by D-Link
WHITE PAPER: Backup and recovery technology is a key component of an IT department’s data availability and protection strategy. In considering backup solutions, ultimately what matters most is data recovery or restore. Read this whitepaper to learn more.
Posted: 04 Jun 2010 | Published: 04 Jun 2010

D-Link

Increase Resiliency And Flexibility With Virtualization
sponsored by Hewlett Packard Company and Intel
WHITE PAPER: With the right infrastructure in your virtual environment, you can dramatically improve resiliency and flexibility without breaking the bank. This Forrester Consulting paper explains how.
Posted: 04 Jun 2010 | Published: 04 Jun 2010

Hewlett Packard Company and Intel

An ERP Platform Strategy Based on Industry-standard Servers
sponsored by Dell, Inc. and Intel®
WHITE PAPER: Many large organizations have a centralized enterprise resource planning (ERP) environment based on proprietary mainframes or RISC-based systems. In contrast, Intel IT has successfully implemented a decentralized ERP environment that is based on industry-standard servers and supports more than 10,000 active users. Read this paper to learn more!
Posted: 02 Jun 2010 | Published: 02 Jun 2010

Dell, Inc. and Intel®

Virtualization with iSCSI – Understanding the Storage Needs of Virtualized Environments
sponsored by Overland Storage
WHITE PAPER: Planning a virtualization deployment can be a challenging task, particularly when it comes to the storage infrastructure. Read this white paper to develop a better understanding of storage’s role in virtual environments.
Posted: 02 Jun 2010 | Published: 02 Jun 2010

Overland Storage

Why Should Companies Take a Closer Look at Business Continuity Planning?
sponsored by Datalink
WHITE PAPER: Over the last 30 years, companies have significantly changed their approach to ensuring that their businesses can continue to run in the event of a catastrophe. Read this white paper to learn how business continuity and disaster recovery solutions can help you to develop a more robust enterprise.
Posted: 27 May 2010 | Published: 26 May 2010

Datalink

Four Things You Should Know About Cache Battery: Why Cache Battery Life Matters to Your Business
sponsored by CCSS
WHITE PAPER: Cache Battery life may be more important than you think. Learn why cache battery matters to your business, the challenge of cache battery management, the consequences of a failed battery, and the value of cache battery monitoring.
Posted: 27 Apr 2010 | Published: 27 Apr 2010

CCSS

Extending the Lifecycle and Lowering the TCO of your SAN
sponsored by D-Link
WHITE PAPER: If you are in charge of IT at a mid-size enterprise, you’re probably about to bite the bullet to add a new Storage Area Network (SAN). Why? The simple answer is that it’s a combination of challenges and opportunities. Read this paper to learn why any organization that runs more than one business server application should consider a SAN.
Posted: 26 Apr 2010 | Published: 26 Apr 2010

D-Link

An ERP Platform Strategy Based on Industry-standard Servers
sponsored by Dell, Inc. and Intel®
WHITE PAPER: Many large organizations have a centralized enterprise resource planning (ERP) environment based on proprietary mainframes or RISC-based systems. In contrast, Intel IT has successfully implemented a decentralized ERP environment that is based on industry-standard servers and supports more than 10,000 active users. Read this paper to learn more!
Posted: 07 Apr 2010 | Published: 01 Mar 2010

Dell, Inc. and Intel®

Data Growth Challenges Demand Proactive Data Management
sponsored by IBM
WHITE PAPER: Data growth is one of the most significant challenges – and opportunities - facing organizations today. Those that learn to leverage the explosion of important new information sources can gain dramatic competitive advantage as others lag.
Posted: 24 Mar 2010 | Published: 24 Mar 2010

IBM

Five Essential Considerations for Exchange 2007® Implementations
sponsored by Dell India
WHITE PAPER: Read this white paper to learn about five essential considerations administrators should address while planning for any Exchange 2007 migration.
Posted: 17 Mar 2010 | Published: 01 Aug 2008

Dell India

Smarter Deduplication with CommVault® Simpana® Software
sponsored by CommVault Systems, Inc.
WHITE PAPER: Business and IT are both struggling with how to protect, monitor, maintain and recover business-critical data when it continues to grow at 30-50 percent per year. Read this white paper to learn how CommVault® Simpana® software provides a holistic approach to data deduplication.
Posted: 08 Mar 2010 | Published: 08 Mar 2010

CommVault Systems, Inc.

Six Tips for Reducing Downtime in Travel and Transport
sponsored by Marathon Technologies
WHITE PAPER: Whether it's a security system, baggage handling application, order or vessel tracking downtime to applications supporting travel and transportation can throw off precisely timed schedules for travelers and shipments alike. This paper outlines six key tips for keeping travel and transportation logistics applications running without interruption.
Posted: 23 Feb 2010 | Published: 23 Feb 2010

Marathon Technologies

How Virtualization Cuts CDP Costs by 80%
sponsored by Veeam Software
WHITE PAPER: This white paper compares 3 different options of implementing CDP (continuous data protection) and shows how virtualization-enabled CDP - or Near-CDP - becomes the most affordable and most logical disaster recovery choice for businesses of all sizes.
Posted: 18 Feb 2010 | Published: 17 Feb 2010

Veeam Software

Reducing IT Deployment Time, Labor, and Costs with Hyper-V™ and Dell
sponsored by Dell, Inc. and Intel®
WHITE PAPER: Microsoft® Windows Server® 2008 with Hyper-V™ offers virtualization capabilities that can help IT organizations reduce server deployment time and cut labor requirements and operating costs.
Posted: 11 Feb 2010 | Published: 11 Feb 2010

Dell, Inc. and Intel®

High Availability for Desktop Virtualization
sponsored by Citrix
WHITE PAPER: This Implementation Guide shows how to provide high-availability, disaster recovery and business continuity to a XenDesktop environment. The document is divided into the following sections: local availablity, global availability, and disaster recovery/business continuity.
Posted: 01 Feb 2010 | Published: 26 Oct 2009

Citrix

Reliability Analysis of the APC Symmetra MW Power System
sponsored by APC by Schneider Electric
WHITE PAPER: MTechnology, Inc. (MTech) performed a quantitative reliability analysis of the APC Symmetra MW UPS. The study used techniques of Probabilistic Risk Assessment (PRA) to calculate the likelihood of over 680,000 potential failure modes.
Posted: 28 Jan 2010 | Published: 28 Jan 2010

APC by Schneider Electric

Dell High Availability Solutions Guide for Microsoft Hyper-V
sponsored by Dell, Inc.
WHITE PAPER: This Dell High Availability Solutions Guide for Microsoft Hyper-V introduces different options to implement HA for Hyper-V environments.
Posted: 28 Jan 2010 | Published: 11 Dec 2008

Dell, Inc.

Getting Started with Microsoft Windows Server 2008 Hyper-V on Dell Servers
sponsored by Dell, Inc.
WHITE PAPER: This article provides an introduction to Hyper-V virtualization, discusses the overall architecture and underlying technologies, and offers guidance on best practices for deployment on Dell PowerEdge servers.
Posted: 28 Jan 2010 | Published: 11 Dec 2008

Dell, Inc.

Disaster Got You Down?
sponsored by CDW Corporation
WHITE PAPER: The risks attached to not having a BC or DR plan are neither small nor cheap. Every good plan employs certain technologies and methodologies to limit the disruptiveness of an outage. CDW offers storage, power and networking specialists to assist with disaster recovery needs.
Posted: 27 Jan 2010 | Published: 27 Jan 2010

CDW Corporation

Scaling Strategies for Mission-Critical Search Applications
sponsored by Vivisimo, Inc.
WHITE PAPER: This paper will discuss scaling strategies for building flexible, high performance and high availability solutions for mission-critical search applications that will be able to handle the sheer amount of data while securely crawling and indexing all data repositories.
Posted: 25 Jan 2010 | Published: 25 Jan 2010

Vivisimo, Inc.

Emerson Network Power Rack PDU Solutions: Rack Power Distribution for Critical IT Equipment
sponsored by Emerson Network Power
WHITE PAPER: Today's successful businesses depend on adaptable technologies to help them respond quickly to market demands. Emerson Network Power's portfolio of products provide innovative, flexible solutions that ensure reliability and efficiency.
Posted: 22 Jan 2010 | Published: 22 Jan 2010

Emerson Network Power

The Four Trends Driving the Future of Data Center Infrastructure Design and Management
sponsored by Emerson Network Power
WHITE PAPER: Today’s data center manager must maintain or improve availability in increasingly dense computing environments while reducing costs and increasing efficiency. Discover four distinct opportunities throughout the lifecycle of the data center to achieve efficiencies, boost availability and prepare for the future.
Posted: 21 Jan 2010 | Published: 21 Jan 2010

Emerson Network Power

Best Practices in Protecting the Technology Systems Revolutionizing Healthcare
sponsored by Emerson Network Power
WHITE PAPER: Technology systems such as electronic medical records and digital imaging are revolutionizing healthcare. The continuous operation of these systems has become increasingly critical. Emerson Network Power has developed three centralized UPS configurations specifically for healthcare settings.
Posted: 21 Jan 2010 | Published: 21 Jan 2010

Emerson Network Power

Transformer UPS vs. Transformerless UPS: Balancing High Levels of Availability with Efficiency
sponsored by Emerson Network Power
WHITE PAPER: Today's IT, facilities and data center managers face the daunting challenge of maintaining a high availability data center while simultaneously increasing energy efficiency. Learn how Transformer-based UPS designs are proven topologies for achieving high efficiency without compromising availability in large enterprise data center applications.
Posted: 21 Jan 2010 | Published: 21 Jan 2010

Emerson Network Power
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HIGH AVAILABILITY DEFINITION (continued): …  consists of many parts in which all parts usually need to be present in order for the whole to be operational, much planning for high availability centers around backup and failover processing and data storage and access. For storage, a redundant array of independent disks (RAID) is one approach. A more recent approach is the storage area network (SAN).Some availability experts emphasize that, for any system to be highly available, the parts of a system should be well-designed and thoroughly tested before they are used. For example, a new application program that has not been thoroughly tested … 
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