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High Availability

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  … 
Definition continues below.


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Minimizing Downtime in SAP Environments
sponsored by Sun Microsystems, Inc.
WHITE PAPER: Learn how to use standard features of Solaris 10, Containers and Zones and ZFS to optimize your SAP data centre, virtualize your infrastructure and drive down cost and raise flexibility.
Posted: 13 Oct 2008 | Published: 07 Oct 2008
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HP Insight Dynamics - VSE Software Continuously Analyze and Optimize Your Adaptive Infrastructure
sponsored by Hewlett-Packard Company
WHITE PAPER: VSE is the world's first integrated solution that continuously analyzes and optimizes physical and virtual resources in exactly the same way.
Posted: 07 Oct 2008 | Published: 07 Oct 2008
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The Move to a New Enterprise Data Center
sponsored by IBM
WHITE PAPER: In this paper, Clabby Analytics explores the market trends that are driving enterprises to transform their data centers--shifting from an operations-focused orientation to a more responsive, service delivery orientation. Learn more.
Posted: 02 Oct 2008 | Published: 02 Oct 2008
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The Virtualization Effect
sponsored by IBM
WHITE PAPER: This report by Clabby Analytics, an independent research firm, examines trends in scale-out system designs and the critical impact that virtualization is having on enhancing overall systems utilization, management and operations.
Posted: 02 Oct 2008 | Published: 02 Oct 2008
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Tiered Disaster Recovery Service Level Agreements That Work
sponsored by Storage Decisions and i365, A Seagate Company
WHITE PAPER: This document describes the business continuance definition, RTOs, RPOs, important data protection options to meet SLAs, and best practices and experiences in real BC/DR testing.
Posted: 01 Oct 2008 | Published: 30 Sep 2008
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Dell Storage Solutions for Virtualization, Exchange and SQL
sponsored by Dell, Inc.
WHITE PAPER: Virtualization is a hot topic these days, and why wouldn't it be, the benefits are tremendous even for smaller environments. Discover how Dell can provide tailored solutions for your organization.
Posted: 30 Sep 2008 | Published: 30 Sep 2008
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ContentAware Data Deduplication: A Technical Review
sponsored by SEPATON
WHITE PAPER: This white paper will discuss the technology fundamentals of the product and how it can be used to save money, time and increase efficiency of backup and restore operations.
Posted: 24 Sep 2008 | Published: 23 Sep 2008
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Learn How to Manage Even the Most Complex Production Applications
sponsored by CA
WHITE PAPER: In today's web-based business environment, the success or failure of your enterprise can depend on the health and availability of your web applications.
Posted: 24 Sep 2008 | Published: 24 Sep 2008
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Implementing VMware Server Virtualization on Juniper Networks Infrastructure
sponsored by Juniper Networks, Inc.
WHITE PAPER: This paper provides various server and network virtualization design considerations typically associated with the data center environment also these design are based on Juniper Networks EX 4200 series switch with Virtual Chassis technology.
Posted: 24 Sep 2008 | Published: 24 Sep 2008
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HP Non-Stop Multi-core Architecture
sponsored by Hewlett-Packard Company
WHITE PAPER: Learn about the new HP Integrity NonStop BladeSystem, which delivers a highly available, fault-tolerant, linearly scalable system that also dramatically increases performance, reduces costs and complexities, saves floor space...
Posted: 23 Sep 2008 | Published: 23 Sep 2008
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Government Data Center Network
sponsored by Juniper Networks, Inc.
WHITE PAPER: This paper outlines best practices, technologies and products that support data center architects and engineers responsible for answering the requirements of designing government agencies' data center networks.
Posted: 19 Sep 2008 | Published: 18 Sep 2008
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Virtualizing Exchange
sponsored by Azaleos Corporation
WHITE PAPER: Organizations encounter numerous challenges related to running Exchange Server as a mission-critical backbone of their communications infrastructure. This paper offers a best practices approach to running Exchange within a virtual environment.
Posted: 19 Sep 2008 | Published: 19 Sep 2008
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Beyond Backups
sponsored by Azaleos Corporation
WHITE PAPER: This paper provides an overview of the types of Exchange solutions and processes you should examine to ensure that your organization has a complete solution in place so that your Exchange service and data can be effectively restored in these scenarios.
Posted: 19 Sep 2008 | Published: 19 Sep 2008
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Evolving Your XenApp and Presentation Server Infrastructure
sponsored by Citrix
WHITE PAPER: This paper explores the challenges of maintaining the availability and security of applications during disasters and disruptions in order to distill the characteristics of an ideal solution.
Posted: 19 Sep 2008 | Published: 18 Sep 2008
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Advanced Load Balancing: 8 Must-have Features for Today's Network Demands
sponsored by Citrix
WHITE PAPER: Early-generation server load-balancing technology has proven to be an invaluable asset. This whitepaper is intended to serve as a guide for organizations looking to replace their early-generation Server Load Balancers (SLBs).
Posted: 19 Sep 2008 | Published: 18 Sep 2008
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In-Service Upgrades Closing the Service Availability Gap
sponsored by Enea
WHITE PAPER: This whitepaper defines the requirements while unraveling the complexities of the complete in-service upgrade process.
Posted: 15 Sep 2008 | Published: 15 Mar 2008
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Beyond HA: The Middleware Factor in Rapid Services Deployment in Next-Generation Networks
sponsored by Enea
WHITE PAPER: Today, the Enea Element™ middleware solution is realizing great success precisely because it has from the outset focused on the broader "system" issues faced by these providers.
Posted: 15 Sep 2008 | Published: 15 Mar 2008
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Seven Secrets to 24x7 Exchange Availability
sponsored by Marathon Technologies
WHITE PAPER: Read this paper to learn the seven secrets to 24x7, disaster-tolerant Exchange and get step-by-step tips on how to implement an Exchange environment with zero lost data and continuous application availability.
Posted: 10 Sep 2008 | Published: 10 Sep 2008
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Breaking through the Noise around Application Availability
sponsored by Marathon Technologies
WHITE PAPER: This white paper will break through the noise and false claims to offer an understanding of the value of these terms and, more importantly, examine what these technologies can actually do for businesses.
Posted: 10 Sep 2008 | Published: 14 Mar 2007
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Java Database Connectivity: Optimizing Database Performance
sponsored by DataDirect Connect
WHITE PAPER: Java Database Connectivity (JDBC) software opened the door for Java developers to write applications that were agnostic of the backend database store. Read this white paper for more...
Posted: 08 Sep 2008 | Published: 08 Sep 2008
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Dell PowerVault MD 3000i Configuration Guide for VMware ESX Server Software
sponsored by Dell, Inc.
WHITE PAPER: The Dell PowerVault MD3000i storage solution consists of a standard or high availability configuration. This whitepaper provides instructions to setup the MD3000i iSCSI storage solution for usage with VMware ESX Server software.
Posted: 04 Sep 2008 | Published: 03 Sep 2008
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High Availability and Disaster Recovery Features in Microsoft® Exchange Server 2007 SP1
sponsored by Dell, Inc.
WHITE PAPER: This paper discusses the Exchange Server 2007 Service Pack 1 complements Exchange Server 2007 by enhancing the operational performance of high availability features, adding disaster recovery options and adding support for Windows Server® 2008.
Posted: 27 Aug 2008 | Published: 27 Aug 2008
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Web applications on LAMP stack run up to 8X faster with Dolphin Express
sponsored by Dolphin Interconnect Solutions
WHITE PAPER: This white paper explains how the LAMP (Linux, Apache, MySQL and PHP/Phyton/Pearl) stack in combination with Dolphin Express (cluster interconnect) creates a real-time web store, suitable for markets with low latency or real-time requirement.
Posted: 19 Aug 2008 | Published: 19 Aug 2008
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Presentation Transcript: Disaster Recovery and SRM
sponsored by Hewlett-Packard Company
WHITE PAPER: Research shows that over 60% of organizations in the US haven't really implemented a strong disaster recovery plan. This paper explores that challenges that organizations are facing when implementing disaster recovery.
Posted: 18 Aug 2008 | Published: 18 Aug 2008
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Service Level Management: On the Level
sponsored by Nimsoft, Inc.
WHITE PAPER: This paper explains an evolutionary approach to Service Level Management (SLM) that enables organizations at any stage of IT development to successfully implement SLM and begin contributing more to the business bottom line.
Posted: 15 Aug 2008 | Published: 15 Aug 2008
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1 - 25 of 71 Matches
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HIGH AVAILABILITY DEFINITION (continued): …  for a system or product is known as "five 9s" (99.999 percent) availability.

Since a computer system or a network 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 … 
High Availability definition sponsored by SearchDataCenter.com, powered by WhatIs.com an online computer dictionary



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