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Re:DNS over HTTPS by barrkel on Wednesday January 17, 2018 @04:51AM (#16166715)

    efficiency = performance / resources
Efficient has connotations of economy, of optimal use of resources but with a hint of parsimony - another way to get efficiency is to reduce the denominator.

Performant emphasises the numerator much more.

Re:DNS over HTTPS by da_chicken on Wednesday January 17, 2018 @10:44AM (#16168794)
Yep. A top fuel dragster goes from 0-60 mph (~0-100 kmh) in about 0.2 seconds, but it will use about 20 gallons (~75 liters) of fuel going 1,000 ft (~300 m). Very high performance. Very low efficiency.
Re:DNS over HTTPS by jgoldfar on Wednesday January 17, 2018 @07:24AM (#16167310)
*increase the denominator.

nitpick aside, agreed

Re:DNS over HTTPS by da_chicken on Wednesday January 17, 2018 @10:31AM (#16168678)
The denominator is "resources," which here means "resource cost." Increasing resource cost reduces efficiency. You want to either increase the numerator ("performance") or decrease the denominator ("resources").
Re:DNS over HTTPS by barrkel on Wednesday January 17, 2018 @09:16AM (#16168014)
Reducing the denominator is the other way to increase efficiency. The denominator is the number under the line, the divisor.