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High Availability

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ALSO CALLED: Highly Available Computing, Data Availability, HA, High-availability, and 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 63 Matches Previous Page  |  Next Page
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


5 Steps to Reducing Downtime: Best Practices for Windows Server Application High Availability
sponsored by Marathon Technologies
WHITE PAPER: This white paper discusses five steps for protecting Windows Server applications from downtime, offering established best practices to reduce potential single points of failure and ensure rapid recovery or continued operations in the event of failure.
Posted: 28 Sep 2009 | Published: 28 Sep 2009


High Availability with Oracle Database 11g Release 2
sponsored by Oracle Corporation
WHITE PAPER: This white paper reviews the common causes of application downtime and discusses Oracle's Maximum Availability Architecture framework that provides clear and concise guidance on implementing best practices using Oracle's proven high availability technologies.
Posted: 25 Sep 2009 | Published: 25 Sep 2009


The Importance of Including Email with Business Continuity Planning
sponsored by Iron Mountain Digital
WHITE PAPER: This paper will interest those concerned with creating or implementing email management strategies, as well as managers with responsibility for business continuity processes. It looks at the general approaches available to ensure email continuity and the implications on infrastructure, budget, people and resilience of deploying each strategy.
Posted: 23 Sep 2009 | Published: 23 Sep 2009


Enhance Customer Loyalty through Higher Responsiveness
sponsored by Oracle Corporation
WHITE PAPER: The user experience associated with web applications relies in large part on the availability and management of their session data, its persistence, and its management. This white paper focuses on the topic of data availability and management for mission-critical web applications.
Posted: 18 Sep 2009 | Published: 18 Sep 2009


SharePoint High Availability - Protecting All Three Architecture Tiers
sponsored by Marathon Technologies
WHITE PAPER: SQL Server is the relational database used for storing all content, data, and configuration information used by Office SharePoint Server 2007. Protecting SharePoint requires protecting each of the three architectural tiers. This whitepaper will discuss the need to protect all three tiers of SharePoint's implementation architecture.
Posted: 18 Sep 2009 | Published: 18 Sep 2009


Unleashing Application Performance with Solid-State Drivers and Sun Servers
sponsored by Sun Microsystems, Inc. and Intel Corporation
WHITE PAPER: This paper is intended for executives and managers and tells how Sun servers equipped with Flash-enabled solid-state drives (SSDs) offers dramatic improvements to HPC, Web 2.0, and data center application performance.
Posted: 17 Sep 2009 | Published: 17 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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