If you are a user of cloud platforms (e.g. AWS, Azure, Google Cloud) you have probably noticed the mentions of availability that include a lot of nines (9s). Generally these are 99.xx (ninety-nine point something), and the more nines after the ninety-nine point means more availability but to what level? If the service was available … Continue reading What’s With All The Nines? (Availability)
TCO: Total Cost of Ownership (Cloud)
The costs of using the cloud are sometimes discussed without taking into affect the Total Cost Of Ownership (TCO). In this blog post I am going to be looking at some of the potential TCO that may have been missed when comparing traditional "on premise" to Cloud services. Note: There are many Cloud Service Providers … Continue reading TCO: Total Cost of Ownership (Cloud)
What Is The Difference Between Scaling Up And Scaling Out (Cloud)
One of the advantages of cloud infrastructure is the ability to scale infrastructure to meet demand. The options for scaling are: Scaling Up / Down Scaling Up / Down can also be referred to as vertical scaling and is when components within a single instance are increased or decreased. For example, adding more memory to … Continue reading What Is The Difference Between Scaling Up And Scaling Out (Cloud)
NIST: Definitions Of Cloud Computing
The National Institute of Standards and Technology (NIST) is a part of the U.S. Department of Commerce and in September 2011 NIST published a definition of Cloud Computing. The full definition / document (SP 800-145) can be read via the NIST webpage: https://csrc.nist.gov/publications/detail/sp/800-145/final , however I am going to summarise parts of the document. Five … Continue reading NIST: Definitions Of Cloud Computing
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