Kernel 2.6.9 Doesn't release Buffer and Cached Memory?
Sean
seanlkml at sympatico.ca
Fri Dec 3 14:10:33 UTC 2004
On Fri, December 3, 2004 8:43 am, Yang Xiao said:
> 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
Hi Yang,
Always been like this as unused RAM is a waste. The cache and buffers
will be reduced when there is a more pressing need for memory, such as
when loading a program.
Cheers,
Sean
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