ZDNet Dictionary Definition
- Redundancy
- Having a secondary peripheral, computer system or network device that takes over when the primary unit fails. See fault tolerant, mirroring, RAID, hot standby and backup types.
- Full Redundancy Definition >>
ZDNet Resources
- IBM launches iDataPlex server; Eyes Web 2.0 customers
- IBM launches iDataPlex server; Eyes Web 2.0 customersHeavy Computer - Heavy PictureThe image of the computer in this article is huge - 1375.77 KB. Someone's uploader is not doing a very good job. Regardless doing it without AC should be the mantra. Keep it up IBM.Air ConditioningThis system is NOT...
- Tags: Data centers, Redundancy, Liquid Cooling, Condensation, iDataPlex, Eyes Web 2.0, Eyes Web 2.0 customer, IBM launches iDataPlex, IBM Corp., IBM Launches, A/C, server
- Discussion threads 2008-04-24
- The (IEED) development environment
- The (IEED) development environmentSo then, Murph...... when you say [i]"because “Plan b” is C and it’s almost as bad an answer as trying to hand optimise the intermediates produced by the IBM Fortran compiler"[/i] you are saying that one of your favourite company's (Sun) best known products (Java) isn't up...
- Tags: Programming languages, development environment, Redundancy, environment, Murph, Fortran
- Discussion threads 2007-08-08
- Pouring cold water on SOA 'reuse' mantra
- Pouring cold water on SOA 'reuse' mantraOnce more for the hard of hearingReuse has 2 major problems that have NEVER been solved (or even addressed) they are:1. How do I find what I need?2. If I can't find it, is it because it doesn't exist or my searching is inadequate?Having...
- Tags: Service-oriented architecture (SOA), Web services, Middleware, Enterprise software, cold calling, Reuse Reduction, SOA, redundancy
- Discussion threads 2006-08-30
- StoreVault and RAID-DP
- The increased dependence on disk storage and the need for higher levels of reliability, availability and performance has led to a dramatic increase in the use of Redundant Array of Independent Disks or RAID technology. The redundancy allows for a disk array to be fault tolerant. The failure of a...
- Tags: Network Appliance Inc., NetApp, Redundancy, RAID, Storage, Productivity, Hardware
- White papers 2006-06-26
- XML as document format rules!!!
- XML as document format rules!!!Solution or stopgap?XML is being used widely not because it rules, but to solve problems involving communication of data. When XML has obvious flaws, it's difficult to think that something better won't be devised and implemented.You see the issues, but believe that the problems can...
- Tags: XML, redundancy, database
- Discussion threads 2005-09-06
- Gartner: Seven tips for enterprise VoIP reliability
- If you are a network administrator, you've heard the mantra "redundancy." Greatly simplified, that means complete-as-possible, real-time replication of data across different paths. If one path goes out, well, you have Plan B. The goal, especially in data networks, would be to have a "five 9's reliability" that would cause...
- Tags: redundancy, network
- Blog posts 2005-06-07
- Google's secret of success? Dealing with failure
- Google's secret of success? Dealing with failureI wonder what they use for the desktopIs it linux or MS?Smart Idea!Develop and test on what the average person uses. What a concept!Downloadable links for GFS and Mapreduce papersThe USENIX links require a current USENIX account to download the actual paper, but...
- Tags: Mainframes, Linux, Desktops, Google Inc., MapReduce, mainframe, PC, Redundancy
- Discussion threads 2005-03-03
Additional Resources
- Synology Disk Station DS-107+
- Up to this point, our network attached storage reviews have focused on consumer-level products that act as simple backup or media-sharing solutions for home users. NAS is but one of the many features found on the Synology Disk Station DS107+, a sophisticated device that holds appeal for home users and...
- Tags: Network-attached storage (NAS), Storage, NETWORKING, disk, DS107+, hard drive
- Product reviews 2008-05-08
- HP Officejet J6480
- The Officejet J6480 is Hewlett-Packard's newest all-in-one printer with a host of features designed to appeal to small-to-midsize businesses that want a low-cost, feature-rich device capable of handling projects across the board. This $200 multifunction printer certainly delivers everything you want in an AIO: Autoduplexing, photo finishing, one-touch faxing, a...
- Tags: Printers, Fax, Officejet J6480, printer, Hewlett-Packard Co.
- Product reviews 2008-05-08
- In the beginning (and the end) there was the mainframe
- In the beginning (and the end) there was the mainframeYes, long live the mainframe. The difference now is that we will have muchricher applications with full graphic interfaces instead of text. We will also have application and application data caching to smooth the problems of having a flaky connection of...
- Tags: Mainframes, Servers, commodity hardware, Old Tech, mainframe
- Discussion threads 2008-05-01
- RPG, PHP, and history
- While thinking through some of the comments recorded here as part of our discussion of development languages and environments I finally figured out what PHP reminds me of: RPG. RPG [Report generator] started out in the IBM 360 world as a report formatting aid, but never really...
- Tags: Application, PHP, IBM Corp., Codd, Productivity, Programming Languages, Software Development, Software/Web Development, Paul Murphy
- Blog posts 2008-04-28
- Google names new CIO
- Google has named Benjamin Fried chief information officer. Fried, had been a managing director at Morgan Stanley's Application Infrastructure group. News.com's Stephen Shankland reports that Fried will take over in May. Fried replaces Douglas Merrill, who left earlier this month to go to EMI. ...
- Tags: Google Inc., Web, Managing Director, Morgan Stanley, Benjamin Fried, Portals, Change Management, Web Technology, Channel Management, Productivity, Groupware, Tools & Techniques, Internet, Management, Marketing, Enterprise Software, Software, Larry Dignan
- Blog posts 2008-04-24
- Twitter turmoil: when does it end?
- The news that Twitter's lead architect Blaine Cook and Lee Mighdoll, VP engineering have left should be no surprise. Let's be blunt. Despite the neutral language used in various posts, they were fired. One has to wonder whether Jack Dorsey is next, especially as he doesn't seem to understand the...
- Tags: Twitter, Project Management, Tools & Techniques, Manufacturing, Strategy, It Operations, It service Management, Management, Dennis Howlett
- Blog posts 2008-04-24
- Questioning IT
- Questioning IT This is the 14th excerpt from the first book in the Defen series: The Board Member's IT Brief. This section is concerned with things you should talk to your CIO about - informally, but with attention. Topic one: disaster avoidance Basically...
- Tags: CIO, Data Center, Information Technology, Credit Card, Clustering, Membership Database, Data Centers, Backups, Storage, Servers, Hardware, Data Management, Paul Murphy
- Blog posts 2008-04-18
- Amazon's cloud computing will surpass its retailing business
- Amazon's cloud computing will surpass its retailing businessIs that impressive "reliability"?"Amazon is offering 99.9 percent reliability." That could be an 8+ hour outage every year, assuming zero maintenance downtime. And, what does a customer get if Amazon fails that standard? A pro-rata refund? OTOH, 99.9% means...
- Tags: Amazon.com Inc., cloud computing
- Discussion threads 2008-04-14
- (Photos: Australia's 5,500-mile Internet connection)
- (Photos: Australia's 5,500-mile Internet connection)Physical CompressionWe see the diameter of the cable at the surface. What diameter is it when it reaches the depth of 3 miles?RE: (Photos: Australia's 5,500-mile Internet connection)Always amazes me what one will do to get High Speed Internet to have that High Speed Porn.RE:...
- Tags: Network technology, cable, Internet, photograph
- Discussion threads 2008-04-09
- CIPT1 v6.0 - Implementing Cisco Unified Communications IP Telephony Part 1
- Instantly save $500 off the standard course price when you register on TechRepublic or ZDNet! Offer ends April 30, 2008.View Available Dates and LocationsPrepare to install and configure a Cisco Unified Communications Manager (CUCM) solution in a single site in this course, focusing primarily on CUCM Release ...
- Tags: Global Knowledge Network Inc., Phone, Telephony, Schaumburg, Router, IP Telephony, Cisco Unified Communications System, Cisco Systems Inc., PSTN, VOIP, Telecom & Utilities, Telecommunications, Networking
- Training 2008-04-01
- 5 tips to prevent IT extinction
- Here are 5 tips to help IT avoid extinction. I pose this question to IT departments everywhere: "Is your department evolving upwards or fading away on a seemingly-inevitable tide of outsourcing?" If the latter, I suggest you study these points carefully. ...
- Tags: Information Technology, Blogger Kate Carruthers, Commenter, Blogger Kelly Shaw, Strategy, Management, Michael Krigsman
- Blog posts 2008-03-26
- I'm not against Windows; Unix just works better
- I'm biased in favor of Unix and against Windows - everybody knows that except me; my perception is that I like things that work and Unix works better. Potential client: "Look, you've got a rep and we're concerned you're just going to recommend Solaris on SPARC -...
- Tags: Red Hat Inc., PC, Sun Microsystems Inc., Beer Money, Linux, UNIX, Operating Systems, Sun Solaris, Open Source, Microsoft Windows, Servers, Processors, Software, Hardware, Semiconductors, Components, Paul Murphy
- Blog posts 2008-03-26
- In a down economy, expect subprime SOAs to suffer
- If the economy languishes as media pundits say it will, we may see a story of two SOAs. Those that are making a difference to the business and will continue to do so, and those that I'll classify as 'subprime SOAs' that will quickly have their oxygen cut off if...
- Tags: SOA, Ron, Service-Oriented Architecture (SOA), Web Services, Middleware, Enterprise Software, Software, Joe McKendrick
- Blog posts 2008-03-24
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