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max-mapper / art-of-node

:snowflake: a short introduction to node.js
https://github.com/maxogden/art-of-node#the-art-of-node
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Wrong number? #75

Open huntzhan opened 7 years ago

huntzhan commented 7 years ago

A ballpark figure would be that talking to a hard drive is about 100,000 times slower than talking to memory (e.g. RAM).

I don't think reading from hard drive could be 10^5 slower than reading from memory. Maybe 100~500 times slower is more appropriate.

https://people.eecs.berkeley.edu/~rcs/research/interactive_latency.html