Cloud Models
The Cloud and the IT Stack by layer
The IT Stack. Cloud computing encompasses the entire IT Stack. This needs to be kept in mind when deploying applications, looking at dependencies, modelling se…
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Dev, Test, OptimisationCloud Containerisation and Automation: a pattern and approach
With Cloud computing, and inside VLEs and the IT media industry, there is a groupthink that all technological innovation is now ‘Digital Transformation’. This …
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AWS TechnologyInnovative Solution: Migrating Expensive Oracle Licenses to AWS non-Oracle EC2
In many VLEs (Very Large Enterprises), Oracle estates can run a majority of the business services. However, these clusters of Oracle licenses are extremely exp…
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VirtualizationNetwork Virtualisation vs Network Appliances
Networking functions can be delivered via Virtual Appliances (ready‐to‐go virtual machines that run on a hypervisor). Virtual appliances are usually designed t…
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VirtualizationNetwork Virtualisation and the difference with VLANs, SDNs
Network virtualization is an important, though usually overlooked part of moving toward a Software Defined Data Center or SDDC. For network-connected workloads…
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VirtualizationNetwork Virtualisation and Cloud Transformation
SDDC and Networking One important trend in Cloud Computing is the virtualization of the Data Center. A Software-Defined-Data-Center or SDDC, is an environment …
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AgileWhen to use Agile and some challenges
When should firms use Agile? The short answer is that within IT, it should be the de-facto methodology for development, migration and delivery of IT projects. …
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MigrationSteps when performing a migration
The following steps are performed when doing a migration. Use Agile teams of SMEs to do POCs to determine the right approach. HLD signed off by the client, ove…
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AgileAgile Centre of Excellence (COE)
Within VLE’s (very large enterprises), the culture of silo’s is difficult to fracture and re-arrange. Waterfall or traditional methods of IT management and dep…
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Application TransformationRPC, REST, Message Broking
\ RPC and Middleware Distributed computing, with clients calling servers or remote resources was originally premised on Remote procedure calls (RPC), a protoco…
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Cloud Design GoalsTOGAF and its relevance to building sound architectures
TOGAF and the Architecture ‘Continuum’ Definitions: TOGAF: The Open Group Architecture Framework Continuum: A continuous extent or succession from a starting p…
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Application TransformationWeb Services, REST, SOAP, APIs
Web systems, APIs, Microservices The web works in the following basic way: clients (web browsers) make requests to web servers, making GET requests to download…
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