Darych
Re:In-memory vs. disk-based DB: Why do you need a larger than memory a...
on Saturday September 02, 2023 @03:35PM (#37364772)
Based on this resource https://gist.github.com/hellerbarde/2843375 1MB sequential read from SSD just 4x slower than the same read from main memory.
For random reads main memory faster of course.
I believe author meant some average value.