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Tyler Smith wrote:
> Hi,
> 
> I'm running a process that is very memory intensive (analyzing
> ca. 500,000 phylogenetic trees). It's using 1.6Gb of virtual memory,
> 1.2Gb of physical memory (I have 1.5Gb of RAM). However, htop reports
> only 21.5 for MEM%, while top reports 83.8 for %MEM. I thought that
> htop was just a prettier top, but I can't find an explanation in the
> man pages for the difference in the reported MEM%. VIRT and RES are
> the same for both. Where does the difference come from?
> 
> Not a burning issue, just curious...
> 
> Tyler
> 
> 
The way it appears (to me) is that top is telling you the free memory
including the cache buffer and htop is telling you the free memory
without it.  When I run them, I get the same number if I subtract the
buffer usage from the available memory.

Joe

- --
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