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It’s not insignificant at all. Servers are beefy and take more power than a standard PC… a lot more. Further, failover servers mean you have to have exact copies of the same server up and available, which means you’re doubling, tripling, quadrupling power demands. Finally, you also have to have Uninterruptible Power Supplies, those take an amount of power as well.
It’s a huge power draw. I know because I have a bunch of low-power devices runnig 24/7 as microservices and it still increase my power bill and use by a lot. I regularly get letters from the power company about how I’m using like 3x the power of the average person in my type of unit.
US, west coast.
It’s not meant to make a person feel attacked as much as gently nudging them to use less power.
Pretty sure its even automated.