Re: Free memory, include "cached"?

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Gregoire Banderet wrote:
> Hello,
> 
> I have to report the amount of FreeMem on my embedded system. The rootfs 
> is in RAM. I use /proc/meminfo.
> I started by doing : freemem = MemFree + Buffers + Cached
> But I realized (tell me if I'm wrong) that my rootfs filesystems is 
> counted in "Cached".
> Part of the memory in "Cached" can be allocated, so I should add it as 
> Free Memory, but part of it is my rootfs (i.e. really used).
> How should I compute freemem ?

What about sysconf(_SC_PAGESIZE) * sysconf(_SC_AVPHYS_PAGES)?

-- 
					    Gilles.

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