Re:Does my data fit in RAM?
by Dylan16807 on Wednesday February 12, 2020 @01:53PM
(#22311564)
I'm pretty sure that was supposed to be a list of steps, not a list of options.
> The kernel and your other processes need some space to malloc, and you dont want to page in/out.
Some space, like "most of 20-50 gigabytes"?
You want to take into account how exactly the space used by joins will fit into memory, but 2-5% of a terabyte is an extremely generous allocation for everything else on the box.
> The kernel and your other processes need some space to malloc, and you dont want to page in/out.
Some space, like "most of 20-50 gigabytes"?
You want to take into account how exactly the space used by joins will fit into memory, but 2-5% of a terabyte is an extremely generous allocation for everything else on the box.