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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 Availability White Papers (View All Report Types)
1 - 25 of 73 Matches Previous Page  |  Next Page
Top 10 Virtualization Myths
sponsored by Microsoft Corporation India Pvt Ltd
WHITE PAPER: It seems that there are a lot of myths floating around regarding virtualization technologies. This paper explores and subsequently debunks the top 10 myths about virtualization.
Posted: 24 Nov 2009 | Published: 24 Nov 2009


Connecting Virtual Desktop and Disaster Recovery
sponsored by Forsythe
WHITE PAPER: Connecting virtual desktop technology with the disaster recovery process has probably not been a major focus for organizations; however, integrating a disaster recovery plan for the virtual desktop is moving up organizational priority lists for a multitude of reasons.
Posted: 20 Nov 2009 | Published: 20 Nov 2009


Scale Out Storage Architecture: Reaching for the Cloud
sponsored by Forsythe
WHITE PAPER: Organizations concerned about IT budgets, need to be prepared to discuss cloud storage in the near future. The reality is that there are already enterprises using cloud storage effectively. Is it the answer for your organization? It might be--and the intent of this paper is to provide definitions, considerations and insights.
Posted: 20 Nov 2009 | Published: 20 Nov 2009


Deploying Oracle® Business Intelligence Enterprise Edition on Sun Systems
sponsored by Sun Microsystems, Inc.
WHITE PAPER: This paper describes an enterprise deployment architecture for Oracle™ Business Intelligence Enterprise Edition using Sun servers running the Solaris™ Operating System and Sun™ Storage 7000 Unified Storage systems.
Posted: 16 Nov 2009 | Published: 16 Nov 2009


Protecting and Enhancing SQL Server With Double-Take Availability
sponsored by Double-Take Software
WHITE PAPER: Double-Take Software provides organizations with a solution that offers distinct recovery and protection advantages over manual Microsoft SQL built-in replication capabilities: Double-Take Availability saves more data real-time and restores that data in a much faster manner.
Posted: 16 Nov 2009 | Published: 16 Nov 2009


Leveraging Virtualisation for a Competitive Edge Improve Application Availability and Resource Provisioning
sponsored by Virtustream
WHITE PAPER: This paper will discuss the 5 areas of Virtualisation technology and introduce you to a virtualized framework solution from Virtustream that will not only provide the maximum ROI, but will address issues from a business perspective as well as an IT perspective, with a constant eye on the calculator for any business investment - your TCO.
Posted: 11 Nov 2009 | Published: 11 Nov 2009


High Performance NAS
sponsored by BlueArc Corp.
WHITE PAPER: Read this special report that reviews current NAS trends including high-availability clustered storage to address growing storage needs and today's media-rich file environments and more.
Posted: 05 Nov 2009 | Published: 05 Nov 2009


Extending the Benefits of Virtualization to Remote Office and Branch Locations, Small to Medium Businesses and Web Hosters
sponsored by VM6 Software
WHITE PAPER: VM6 provides affordable software solutions to extend the benefits of enterprise-class virtualization to remote offices and branch locations (ROBO), small to medium businesses and web hosters.
Posted: 27 Oct 2009 | Published: 27 Oct 2009


Best Practices for Virtualizing Distributed Environments: Enterprise-Class Virtualization for Remote Office and Branch Office Infrastructures
sponsored by VM6 Software
WHITE PAPER: This whitepaper provides the 4 best practices that IT leaders of ROBO organizations need to consider when virtualizing their businesses, providing ROI tips and establishing a roadmap for reducing the Total Cost of Ownership for virtualizing the distributed ROBO environment.
Posted: 27 Oct 2009 | Published: 27 Oct 2009


Distributed IT Infrastructures: Alternative Approaches
sponsored by VM6 Software
WHITE PAPER: This whitepaper outlines the benefits derived and the costs associated with virtualization in the Remote Offices/Branch Offices, in the classic model versus the proposed model.
Posted: 27 Oct 2009 | Published: 27 Oct 2009


Reduce Downtime by 70% - Without Spending a Dime: Applying Best Practices of Successful IT Organizations
sponsored by Marathon Technologies
WHITE PAPER: Read this paper to learn Niel Nickolaisen's proven model for strategic and tactical alignment of IT with business objectives - enabling IT to do more for the business with less. By implementing all four components of Niel's model, IT can dramatically reduce system downtime and closely align their efforts and investments with business priorities.
Posted: 26 Oct 2009 | Published: 26 Oct 2009


Cost-effective Strategies for Building the Next-generation Data Center
sponsored by ZT Systems
WHITE PAPER: This white paper will discuss the forces behind the rise of flexible, cloud-like data center architectures; describe the hardware needs created by those new architectures; and show why custom servers from ZT Systems powered by AMD Opteron™ processors are an exceptional fit for these demanding new data center environments.
Posted: 23 Oct 2009 | Published: 23 Oct 2009


Solutions For Server Rooms
sponsored by APC
WHITE PAPER: The modular, easy-to-install solutions from APC by Schneider Electric allow you to implement an appropriate IT environment that meets your current and future needs, without breaking the bank in the process.
Posted: 23 Oct 2009 | Published: 23 Oct 2009


Solutions for Network Closets
sponsored by APC
WHITE PAPER: Convergence, consolidation, virtualization - today's IT trends have turned the network closet into a mission-critical environment. APC solutions give you the level of control, monitoring, and management that today’s more critical systems demand.
Posted: 23 Oct 2009 | Published: 23 Oct 2009


Solutions for High-Density Environments
sponsored by APC
WHITE PAPER: High-density (HD) zones enable new technologies and unlock the doors to data center efficiency. APC® by Schneider Electric lets you deploy an HD environment anytime, anywhere. Learn how you can achieve this with APC's HD solutions.
Posted: 23 Oct 2009 | Published: 23 Oct 2009


Security and Environmental Monitoring Solutions
sponsored by APC
WHITE PAPER: NetBotz protection brings a crucial layer of physical security to any IT environment—big or small—by constantly monitoring and protecting your IT assets from environmental threats and human error.
Posted: 23 Oct 2009 | Published: 23 Oct 2009


Mobility Management the ITIL and ITSM Way: An Enterprise BlackBerry, iPhone (and Beyond) Imperative
sponsored by BoxTone
WHITE PAPER: In this Handbook, you'll learn how Mobile User Management has emerged as the most effective application of ITSM leveraging ITIL to support mobile user connectivity and mobile application access.
Posted: 08 Oct 2009 | Published: 08 Oct 2009


Rethinking Virtualization Solutions with HP LeftHand P4000 SANs
sponsored by Hewlett-Packard Company
WHITE PAPER: HP LeftHand P4000 SAN Solutions provide optimized storage for your virtualized server environment, allowing your storage infrastructure to support virtual servers, including support for high-availability (HA) and disaster-recovery (DR) features in virtual environments.
Posted: 08 Oct 2009 | Published: 08 Oct 2009


PlateSpin Forge®: Plug In and Protect Server Workload
sponsored by Novell Inc.
WHITE PAPER: In the event of downtime, workloads can be rapidly powered on in the PlateSpin Forge recovery environment and continue to run as normal until the production environment is restored. PlateSpin Forge® ships with everything you need to begin protecting your servers straight out-of-the-box.
Posted: 01 Oct 2009 | Published: 01 Oct 2009


Best Practices Guide - Intel® Xeon® Edition: VMware Reference Configurations for Midsize Companies
sponsored by Sun Microsystems, Inc. and Intel Corporation
WHITE PAPER: This white paper proposes a spectrum of reference configurations using Sun servers based on Intel processors, the broad range of Sun storage systems and appliances, and the VMware suite of virtualization products to configure cost-effective information systems for these businesses.
Posted: 01 Oct 2009 | Published: 01 Oct 2009


Oracle WebLogic Suite 11g Technical White Paper
sponsored by Oracle Corporation
WHITE PAPER: Oracle WebLogic Suite 11g is a significant new release of the core application grid infrastructure foundation underpinning Oracle Fusion Middleware. It has been designed to provide a standards-based, mission-critical platform for organizations that deploy application grid and service-oriented architectures.
Posted: 01 Oct 2009 | Published: 01 Oct 2009


Which UPS is Right for the Job?
Considerations in Choosing Standby, Line-Interactive, Double-Conversion Designs - and New High-Efficiency, Multi-Mode Capabilities - for Your Data Center
sponsored by Eaton Corporation
WHITE PAPER: This white paper describes how various UPS topologies work and looks at the impact of operating mode on five key factors of UPS performance
Posted: 01 Oct 2009 | Published: 01 Oct 2009


Building Proven Data Protection Strategies
sponsored by Data Domain
WHITE PAPER: This paper compares traditional data protection options and provides an overview of the impact data deduplication is having on the storage industry. Deduplication is quickly gaining momentum in the growing disk-to-disk backup market and offers several significant improvements over traditional data protection methods.
Posted: 29 Sep 2009 | Published: 29 Sep 2009


Six Secrets to 24x7 Exchange Availability
sponsored by Marathon Technologies
WHITE PAPER: The following six secrets to 24x7, disaster-tolerant Exchange will show you how to implement an Exchange environment with zero lost data and continuous application availability—with no IT intervention—in the event of a disaster.
Posted: 28 Sep 2009 | Published: 28 Sep 2009


Configuring High Availability for Windows Server 2008 Environments
sponsored by Marathon Technologies
WHITE PAPER: All organizations are becoming increasingly reliant upon their computer systems. The availability of those systems can be the difference between the organization succeeding and failing. This series will examine how we can configure our Windows Server 2008 environments to provide the level of availability our organizations need.
Posted: 28 Sep 2009 | Published: 28 Sep 2009

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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 … 
High Availability definition sponsored by SearchDataCenter.com, powered by WhatIs.com an online computer dictionary
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