Profile of David Linthicum
News & Commentary Posts: 115
David S. Linthicum is senior vice president of Cloud Technology Partners and an expert in complex distributed systems, including cloud computing, data integration, service oriented architecture (SOA), and big data systems. He has written more than 13 books on computing and has more than 3,000 published articles, as well as radio and TV appearances as a computing expert. In addition, David is a frequent keynote presenter at industry conferences, with over 500 presentations given in the last 20 years.
Articles by David Linthicum
posted in January 2009
While many advocate cloud computing, others are weighing the fit within the modern enterprise. Bernard Golden lists five key areas of concern for enterprises considering cloud computing: Current enterprise apps can't be migrated conveniently; Legal, regulatory and business risk; the difficulty of managing cloud applications; the lack of SLAs; and the lack of a cost advantage for cloud computing. All good points, but here's some further analysis...
Computing is a movie you may have seen years ago called "time sharing," which gave us the ability to share computing resources among many different users. In those days, many companies actually shared a single computer sitting in some data center... It's how I started my career, and most people in their 40s or older remember those days well. So, what's new or better this time around?
Cloud computing is on fire with "new technology" and "new approaches" that are really not much different than things we've been doing for the past 30 years... However, in moving to cloud computing, it's also clear that not all information systems are good candidates to run in the clouds. Here are a few things to consider:
Amazon is now in the live data business with its recent launch of Public Data Sets on AWS (Amazon Web Services)... In essence, most data out there in the public domain, including information provided by the government, is now available, for free, from Amazon. This is clearly the company's entrance, with other data sets to appear shortly...