It is an overwhelmingly recognized fact that businesses across the globe can easily attain the elusive goal of reliability by putting highly reliable IT systems in place, as IT is the most direct and greatest business-enabler. However, producing reliable IT systems is beset with a number of challenges and concerns, since IT complexity is consistently on the rise due to the heightened heterogeneity and the growing multiplicity of various information technologies and tools. There have been various approaches, best practices, optimization techniques, patterns, and algorithms recommended by subject matter experts (SMEs) and accomplished architects for consistently moderating IT complexity and for producing reliable IT systems in plenty. Resiliency and elasticity are the top two ingredients for having reliable systems. In other words, business workloads...
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