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Handbook of Sustainable Design of Digital Services

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How many different domains are used ?

Recommendation 

Flux

B People

B Planet

B Prosperity

Difficulty

*

Priority

Low

Récurrence

Once

Tests

Are you using more than 5 different domains?

Precisions

The caching mechanisms and the implementation of access to external resources is facilitated when the number of sources are reduced. The use of many domains is inefficient from both a performance and sustainable IT point of view.

Use Case

Browser tools/consoles allow to check compliance w/ best practices (CHROME: extension greenIT : best practices)

Opquast 55 / GreenIT 18

Additional elements

Operational issues related to the project

Posts

Rule for assessing the level of compliance of the criterion

Formalized = 100 ; Planned = 75 ; Identified = 50 ; Ignored = 0 / 100

Life cycle

Déploiement

4 other criteria related to the recommendation: Ensure that the use of the service allows the control of impacts

Recommendation

Flux

Do you limit the flows exchanged ?

Advice

Flux

Is there a follow-up of the number of requests ?

Advice

Flux

Are the exchange volumes evaluated and reduced with the most relevant technical treatments (compression / minification) ?

Recommendation

Flux

Are there duplicate files ?