Clearing memory?

[Rayson Ho]

So where is the memory that is not freed?? And what's the output of the
command "free"??

Linux uses free memory as disk cache, since "free" memory is wasted
memory.

Rayson


--- Qiang Cui <qiang at tammy.harvard.edu> wrote:
> it looks like that some blocks of memory were not
> fully released after previous calculations. This problem forces us to
> reboot the machine from time to time for large-memory calculations. 


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