Executive Summary Mainframes have cost advantages over on-premise servers. The reason for this is that an entity requires very significant numbers of servers to manage them effectively. Introduction There are many advantages of mainframes, one being costs versus most proprietary on-premises servers. What is undiscussed on the many consulting companies and vendors that have marketed how…
Executive Summary Mainframes are engineered systems designed to run at high utilization without virtualization. Mainframes are designed to meet four distinct design objectives. Introduction To understand why AWS and Google Cloud can attain such advantages versus on-premises servers, it is necessary to comprehend mainframes at a basic level. This section’s coverage is known to all…
Executive Summary It is commonly presented that mainframes are old technology compared to servers. Why this presentation of mainframes is incorrect. Our References If you want to see our references for this article and other related Brightwork articles, see this link. Introduction Client-server is not a good descriptor for on-premises servers, and it turns out…
Executive Summary The current proprietary on-premise server environment grew out of mainframes. This article tells this story. We are at a historically important crossroads in the history of IT. This is because IT is going back to its origins in several important ways as IT began its life in the late 1950s with mainframes and…
Executive Summary Proprietary on-premises servers are the most popular category of computers that serve other computers. This article covers how proprietary on-premises servers work. Introduction The largest server computer hardware category is on-premises proprietary servers, the types sold by HPE, Lenovo, and Dell. This is the server type that rose to eclipse mainframes and midrange…
Executive Summary Commodity servers are rising in popularity while proprietary servers are declining. Cloud service providers use these commodity servers. Introduction Commodity servers are rising in popularity while proprietary servers are declining. Cloud service providers like AWS and Google Cloud use these commodity servers. However, for decades, proprietary server manufacturers like HP controlled the information…
Executive Summary This book covers hardware and the changes that are occurring to cloud commodity servers, on-premises proprietary servers, mainframe, and appliances like Oracle Exadata and how this is enabled by open source. Open source gets less of the focus in IT media but is critical to the changes in the public cloud, but is…
Executive Summary Oracle has long-term competition from SAP and Microsoft. Find out why AWS is the biggest threat of all to Oracle. Introduction Oracle is obsessed with AWS. Over the past couple of years, Oracle’s marketing machine has been completely fixated on Amazon’s cloud business. I knew something was up when Larry used most of…
Executive Summary Gartner rates Oracle and IBM as tier 2 clouds. We explain what does this means for these companies and their cloud future. Introduction Audience: IT and business executives – IT procurement & operations professionals – Developers. Summary: As of April 2018, Gartner classifies AWS, Microsoft, and Google as Tier 1 clouds. IBM and…
Executive Summary How Oracle Cloud Infrastructure works regarding its target service availability level. Considering the big picture regarding OCI and service level. Introduction Oracle Cloud Infrastructure (OCI) provides a range of IaaS and PaaS offerings. The graphic below is an overview. Our References for This Article If you want to see our references for this…