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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
Definition continues below.
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ABC Fine Wine & Spirits: iTera High Availability Delivers Top-Shelf Resiliency, Near-Zero Latency, Comfortable Price Point
sponsored by Vision Solutions
CASE STUDY: Posted: 09 May 2008 | Published: 09 May 2008
SUMMARY:
In the interest of due diligence, ABC weighed the virtues of several Systemi HA solutions and decided their money would be best spent on iTera High Availability.
 
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An Introduction to iSeries High Availability
sponsored by Vision Solutions
WHITE PAPER: Posted: 09 May 2008 | Published: 01 Jan 2003
SUMMARY:
The purpose of this white paper is to provide an introduction to iSeries high availability for companies that want to understand this technology and evaluate whether such a solution can become a cost-justifiable component of their backup.
 
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iTera Case Study: 2 Echo High Availability at TheBANK of Edwardsville
sponsored by Vision Solutions
CASE STUDY: Posted: 09 May 2008 | Published: 01 May 2006
SUMMARY:
After researching four mainstream solutions to mirror Jack Henry data files, TheBANK of Edwardsville put it's money on Echo² High Availability.
 
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Exploding the 6 Common Myths of iSeries High Availability
sponsored by Vision Solutions
WHITE PAPER: Posted: 09 May 2008 | Published: 01 Jan 2004
SUMMARY:
This document explodes the 6 common myths of iSeries high availability.
 
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iSeries High Availability: Why It Has Become so Affordable and Easy to Use
sponsored by Vision Solutions
WHITE PAPER: Posted: 09 May 2008 | Published: 01 Jan 2006
SUMMARY:
It is a fortunate change of events for the SMB-sized shop that the powerful business continuity technology of high availability is no longer reserved for the largest enterprises.
 
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Breakthrough Data Recovery for IBM AIX Environments: How New Technologies Are Making Data Protection, Recovery and High Availability Easier and More Affordable
sponsored by Vision Solutions
WHITE PAPER: Posted: 09 May 2008 | Published: 01 Jan 2007
SUMMARY:
This white paper will provide a road map to the most effective strategies and technologies to protect data and provide fast recovery should data be lost or corrupted due to accident or malicious action.
 
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Echo² High Availability at Kingman Regional Medical Center
sponsored by Vision Solutions
CASE STUDY: Posted: 09 May 2008 | Published: 01 Jan 2006
SUMMARY:
When KRMC wanted more time to execute routine system maintenance, and needed a faster way to get back on its feet in the wake of a crippling system failure, Echo² HA Edition provided the cure.
 
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High Availability and Replication for i5/OS (iSeries) and AIX
sponsored by Vision Solutions
PRODUCT LITERATURE: Posted: 09 May 2008 | Published: 09 May 2008
SUMMARY:
iTera HA is the most affordable high availability product on the market, but with something as critical as high availability (HA), low cost isn't everything.
 
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The One Essential Guide to Disaster Recovery: How to Ensure IT and Business Continuity
sponsored by Vision Solutions
PODCAST: Posted: 09 May 2008 | Premiered: 09 May 2008
SUMMARY:
This podcast provides a basic understanding of the building blocks of IT continuity, the costs and risks of the unplanned downtime and a description of high availability, replication and continuous data protection technologies.
 
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MULTI-PATH I/O - End to End High Availability and Performance
sponsored by Dell | EqualLogic
PRODUCT LITERATURE: Posted: 09 May 2008 | Published: 09 May 2008
SUMMARY:
Multipath Input/Output (MPIO) is server software that extends redundancy to the entire I/O pathway in a SAN, delivering fault tolerance, high availability, and better performance.
 
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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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