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High Availability

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ALSO CALLED: Highly Available Computing, Data Availability, HA, High-availability, Availability
DEFINITION: Data availability is a term used by some computer storage manufacturers and storage service providers (SSPs) to describe products and services that ensure that data continues to be available at a required level of performance in situations ranging from normal through "disastrous." In general, data availability is achieved through redundancy involving where the data is stored and how it can be reached.  … 
Definition continues below.
High Availability Reports
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Exchange Insider E-Zine - Volume 6: Evaluating Exchange Server in the Cloud
sponsored by
EZINE: Volume 6 of the Exchange Insider e-zine looks at the economics of running Exchange Server on-premise versus hosting it in the cloud.
Posted: 23 Jul 2010 | Published: 23 Jul 2010

HP Mission Critical Services Enhancement for SAP Environments
sponsored by Hewlett-Packard Company
WHITE PAPER: SAP solutions are business-critical, requiring high levels of availability, performance and support services. HP's Mission Critical Services Enhancement for SAP Environments proactively address performance and availability issues, benefiting from a single point of accountability for all support requirements. Read this paper for more details.
Posted: 23 Jul 2010 | Published: 23 Jul 2010

Hewlett-Packard Company

E-Guide: Best Practices for Data Protection and Recovery in Virtual Environments
sponsored by EMC Backup and Recovery Solutions
EGUIDE: Data backup is a top priority at most organizations, but data protection in virtual environments can be especially complicated. In this expert eguide from, get tips for doing just that. Find out how you can enhance your data protection strategy without compromising your virtual infrastructure.
Posted: 16 Jul 2010 | Published: 16 Jul 2010

EMC Backup and Recovery Solutions

Case Study: SparkPeople eliminates bottlenecks and trims four hours per week from heavy workload with Dell/EMC SAN Storage Solution
sponsored by Dell, Inc.
CASE STUDY: Online dieting website sought to eliminate its storage I/O bottleneck to give customers fast, simplified access to their information from its database-powered Web site, and ensure that the next busy season would pose no scalability problems. Learn how they achieved their goals with Dell and Dell/EMC solutions.
Posted: 13 Jul 2010 | Published: 01 Apr 2010

Dell, Inc.

Optimizing Management efficiency for Storage Infrastructures
sponsored by Dell, Inc.
WHITE PAPER: The Dell/EMC NS family of unified storage enables organizations to easily and cost-effectively consolidate both unstructured file-system data and structured application data into a single shared storage system - helping organizations control costs, streamline management, and enhance storage availability and performance.
Posted: 13 Jul 2010 | Published: 13 Jul 2010

Dell, Inc.

Leveraging a Persistent Hardware Architecture
sponsored by Dell Compellent
WHITE PAPER: Many enterprises looking to increase the flexibility, improve the scalability, enhance the availability and reduce the costs of data storage have turned to SANs. The Compellent SAN enables businesses to continuously integrate new disk drive, switch and network interface technologies without having to replace existing hardware or software.
Posted: 09 Jul 2010 | Published: 01 Jun 2010

Dell Compellent

How to Migrate to Oracle 11g with Minimal Downtime
sponsored by Dell Software
WHITE PAPER: Upgrading databases isn’t easy – in fact, performing a successful upgrade while minimizing downtime is especially difficult! Eliminate upgrade failures while reducing workflow delays – and save yourself the headaches of upgrading databases. Read this white paper today.
Posted: 01 Jul 2010 | Published: 01 Jul 2010

Dell Software

Tenzing Resource Center
sponsored by Tenzing Managed IT Services
RESOURCE CENTER: Welcome to Tenzing's new Managed Hosting Resource Center. Tenzing's resource center provides information such as news articles, white papers, and webinar broadcasts concerning managed hosting services from in-house and third-party sources that can help you make the right hosting choices for your organization.
Posted: 29 Jun 2010 | Published: 29 Jun 2010

Tenzing Managed IT Services

CA ARCserve Replication r15 and CA ARCserve High Availability r15 Evaluation Software
sponsored by arcserve
SOFTWARE DOWNLOAD: CA ARCserve® Replication offers continuous data protection to complement any backup solution. This software trial includes all Replication and High Availability features for your convenience and testing. Download now.
Posted: 28 Jun 2010 | Premiered: 28 Jun 2010


Designing a Persistent Hardware Architecture
sponsored by Dell Compellent
WHITE PAPER: The Compellent® Storage Center™ SAN is designed for persistence. Using an open, nonproprietary hardware architecture, the Compellent SAN enables businesses to continuously integrate new disk drive, switch and network interface technologies without having to replace existing hardware or software.
Posted: 28 Jun 2010 | Published: 01 May 2009

Dell Compellent

Presentation Transcript: Storage - The Missing Piece to Your Virtualization Puzzle
sponsored by PC Connection
PRESENTATION TRANSCRIPT: Virtual server sprawl can lead to a complex storage environment, and an increasing the utilization of your servers will demand more from your infrastructure. You need to optimize performance of your virtual environment with the right storage solution.
Posted: 24 Jun 2010 | Published: 24 Jun 2010

PC Connection

Dynamic Virtual Storage: The Dell™ EqualLogic™ PS Series
sponsored by Dell, Inc.
PRODUCT OVERVIEW: Built on breakthrough virtualized peer storage architecture, the EqualLogic PS Series simplifies the deployment and administration of consolidated storage environments. Read this product overview to learn more.
Posted: 18 Jun 2010 | Published: 18 Jun 2010

Dell, Inc.

Examining business resiliency management best practices: How to prepare today for future trends in business
sponsored by IBM
WHITE PAPER: Today, organizations that aren’t able to respond to IT disruptions or rapid market changes can find themselves left behind. Read this paper and learn how  to effectively manage people, process, and technology within a business resilience strategy.
Posted: 17 Jun 2010 | Published: 17 Jun 2010


What IT Managers Need to Know About IP Surveillance
sponsored by D-Link
WHITE PAPER: The video surveillance market is in the throes of transition. IP surveillance is rapidly taking over from traditional analog CCTV. Within the next three years more than half the surveillance cameras used in North America will be IP cameras, according to the research firm Frost & Sullivan. Read this whitepaper to learn more.
Posted: 15 Jun 2010 | Published: 15 Jun 2010


Future-Proofing the Core, the Distribution Layer, and the Wiring Closet of Enterprise Networks
sponsored by D-Link
WHITE PAPER: With so much riding on the availability and performance of the network, businesses of all sizes need a reliable infrastructure that eliminates downtime and is highly efficient, and flexible to handle the challenges of ever-increasing bandwidth. Read this paper to learn what you should look for in a solution and how to choose the proper vendor.
Posted: 15 Jun 2010 | Published: 15 Jun 2010


Transzap fuels a competitive edge with increased application uptime from IBM System z
sponsored by IBM
CASE STUDY: The System z solution from IBM has helped Transzap, a software-as-a-service firm establish a dynamic infrastructure that helps reduce costs and greatly improves the level of service Transzap is able to provide to its customers. Read this case study to learn about the features and business benefits of IBM's System z solution.
Posted: 15 Jun 2010 | Published: 01 Dec 2009


Doubling the Value of Virtualization with HP ProLiant G6 Servers and HP StorageWorks
sponsored by Hewlett-Packard Company and AMD
CASE STUDY: Access this case study now to learn more about the implementation of HP’s solutions at Opus Interactive, and discover exactly what benefits and improvements resulted from the transition.
Posted: 11 Jun 2010 | Published: 11 Jun 2010

Hewlett-Packard Company and AMD

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

Customer Satisfaction with Application Delivery Controller Vendors
sponsored by Citrix
ANALYST REPORT: Enterprise Management Associates Report: "Customer Satisfaction with Application Delivery Controller Vendors" - shows how Citrix NetScaler beats F5 and Cisco in customer satisfaction. Discover why Citrix is superior in 16 out of 21 categories and tops the competition in Presales, Tech Support, Product, Technology, and Overall Business Value.
Posted: 07 Jun 2010 | Published: 01 Mar 2010


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


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

Virtual Data Center E-Zine - Volume 23: Backup Strategies for Virtual Servers
sponsored by
EZINE: With the number of virtual machines increasing in the data center, backing up servers today has become much more than just copying data files. Take a look at how virtualization technologies have changed traditional backup strategies and examine some of the approaches that protect against issues like accidental file loss and server crashes.
Posted: 01 Jun 2010 | Published: 01 Jun 2010

A Systems Approach to Networking Improves Availability, Lowers TCO
sponsored by Cisco Systems, Inc.
ANALYST REPORT: This report examines the drivers of network change, defines a systems approach to networking and then details the strategy used by Cisco, the market leader in enterprise networking, to deliver on this vision.
Posted: 27 May 2010 | Published: 01 Nov 2009

Cisco Systems, Inc.
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HIGH AVAILABILITY DEFINITION (continued): …  Some vendors describe the need to have a data center and a storage-centric rather than a server-centric philosophy and environment.In large enterprise computer systems, computers typically access data over high-speed optical fiber connection to storage devices. Among the best-known systems for access are ESCON and Fibre Channel. Storage devices often are controlled as a redundant array of independent disks (RAID). Flexibility for adding and reconfiguring a storage system as well as automatically switching to a backup or failover environment is provided by a programmable or manually-controlled … 
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