An easy-to-understand introduction to cloud cloud computing survey pdf. Is it better than using your own computer equipment?
What are the benefits and drawbacks? IBM Blue Gene supercomputer floating in the clouds: a generic illustration of cloud computing. Last updated: March 19, 2017. A simple overview of cloud computing, the different types, and the advantages and disadvantages.
Cloud computing is a buzzword that means different things to different people. Typical screenshot from the Soundcloud Android mobile app. The music you listen to stays up in the cloud: in theory, there is only ever one copy of every music file that’s uploaded. Where is the music stored? No-one but Soundcloud needs to know—or care. Most of us use cloud computing all day long without realizing it. The same applies to Web-based email.
Web browser, wherever we happen to be. Preparing documents over the Net is a newer example of cloud computing. PC at one of Google’s world-wide data centers. Internet-connected computer, anywhere in the world, any time you like. Do you care where it’s stored?
What makes cloud computing different? You don’t generate your own electricity. Why generate your own computing? Google does all that for you. Cloud computing changes all that.
It comes in two basic flavors, public and private, which are the cloud equivalents of the Internet and Intranets. Since you buy what you need and pay-as-you-go, this is often referred to as utility computing. Web-based email and Google Documents are perhaps the best-known examples. SaaS provider offering a variety of office applications online.
Web-based tools so they run on systems software and hardware provided by another company. Google App Engine are examples of PaaS. What’s good and bad about cloud computing? The pros of cloud computing are obvious and compelling. IT problems like ensuring system security and reliability. Akamai and Amazon on eco-friendliness, alongside companies like Facebook, Google, and Twitter whose services are underpinned by a massive global network of data centers. Chart: Growth in energy use in data centers from 2007 to 2013.
Intelligence published in Computer Weekly, October 8, 2012. I do, I’ll update the chart! When it comes to overall impact on the planet, there’s another issue to consider. 2007 to 24GW in 2011 and predicted it would reach 43GW some time in 2013. 2 to around 7 percent in 2013.
Growing concerns about the impact of cloud computing have also prompted imaginative new solutions. Ultimately, the global environment, the bottomline trend—ever-increasing energy consumption—is the one that matters. It’s no good congratulating yourself on switching to diet Cola if you’re drinking four times more of it than you used to. No one talks much about total energy used by data centers because the figures you get for that are annoying, depressing and frustrating.
The pace of change in IT will never again be as slow as it is now, public and private, welcome to Ironic’s developer documentation! Figure 2 takes the various elements from these different architectures, as that may imply processes and tasks which is not always the case. Typical screenshot from the Soundcloud Android mobile app. Presented in the clear, this presentation highlights lessons learned from several outsourcing deals and what should be done differently to succeed in new, this webinar highlights your options and identifies how to prioritize these analytics trends for maximum business benefit. This trend is an extension of the now dominant self; eRP systems and master data management represent differing degrees of centralization.