December 2017
Intermediate to advanced
468 pages
13h 12m
English
Most of the traditional applications were built using the matured three-tier application architecture patterns (presentation tier, middle tier, and data tier). Each tier runs on a dedicated server and is statically configured with the hostnames and IP addresses of the servers of the other tiers it depends on. These applications have very little knowledge of the infrastructure they run on. If the infrastructure changes or fails, these applications also fail. Therefore, these applications are mandated to be hosted on highly reliable and resilient networks and servers. When the load (user and/or data) gets increased, these applications could not automatically scale up or scale out. Scaling is instead ...
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