May 2017
Intermediate to advanced
230 pages
7h 27m
English
Content preview from Mastering Non-Functional Requirements
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Impact on NFRs
This lists the impact on NFRs of the load-balancing architecture solution pattern:
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NFRs |
Description |
|
Availability |
Availability is improved. As with active/passive elements, loss of an element due to failure or maintenance does not mean the system ceases to function. In cases where we would have a much lower capacity redundant element for reasons of cost, load-balanced elements are likely to provide better capacity. Unlike active/passive elements, load-balanced elements can also cope with multiple failures or failure during maintenance. |
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Performance |
Performance is negatively impacted as the load balancer needs to determine the element to which it should forward a request. |
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Scalability |
Scalability is greatly ... |
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