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philosophty06/27/20253 repliesview on HN

"Terrestrial datacenters have parts fail and get replaced all the time."

This premise is basically false. Most datacenter hardware, once it has completed testing and burn in, will last for years in constant use.

There are definitely failures but they're very low unless something is wrong like bad cooling, vibration, or just a bad batch of hardware.


Replies

LambdaComplex06/27/2025

So, hardware lasts for years except in the cases where it doesn't?

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meepmorp06/27/2025

> unless something is wrong like ... vibration

so you might have problems if you were to do something that causes a lot of vibration, like launch the entire data center into space?

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westpfelia06/27/2025

Backblaze is a perfect example of parts failing.

https://www.backblaze.com/cloud-storage/resources/hard-drive...

Yes it was ONLY 1,000 out of 300,000. But that is only harddrives not other hardware failures/replacement. But it goes to show that things do fail. And the cost of replacement in space is drastically more expensive. The idea of a DC in space as it stands is a nothing burger.

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