Kernel 2.6.9 Doesn't release Buffer and Cached Memory?
Lai Zit Seng
lzs at pobox.com
Fri Dec 3 14:22:53 UTC 2004
It's perfectly normal :) Buffers and caches uses up whatever RAM you
aren't using. You should look at the 2nd line to see how much memory
you're actually using, not counting buffers and cache.
It's been working this way for a long time :)
Regards,
.lzs
On Fri, 3 Dec 2004, Yang Xiao wrote:
> Hi all
> I'm running FC2 with the latest 2.6.9-1.6_FC2smp Kernel, but it seems
> that it doesn't release buffer and cached memory so that memory used
> under sar -r shows memory used is always 90% +, is this something new
> or a bug?
>
> total used free shared buffers cached
> Mem: 1009 977 32 0 222 610
> -/+ buffers/cache: 144 865
> Swap: 2000 0 2000
>
>
> Many thanks,
>
> Yang
>
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