August 2017
Intermediate to advanced
468 pages
12h 5m
English
Content preview from Serverless computing in Azure with .NET
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Fault containment
Many failures at a single system component can cause a domino effect, taking down major parts of the system. Preventing this effect is crucial to improving the system's uptime. Remember that the relatively low uptime SLA we have calculated for the entire application was caused by the assumption that a single failing component can disrupt normal operation for the entire system.
The two main approaches to fault containment revolve around input validation and error handling.
Input validation checks the input data for correctness, meaningfulness, and security. Input validation can include data type validation, data range validation, and cross-reference validation (for example, comparison with a known lookup table).
Error handling ...