Suggested memory allocation for memcached

[howard chen]

On 12/16/06, Ivan Krstić <krstic at solarsail.hcs.harvard.edu> wrote:
> howard chen wrote:
> > If memcached is always full of memory and need to swap out the old
> > data, is this a good situation?
>
> You should never have memcached swap; it tries to not exceed the memory
> size you specified at startup. You might have to adjust the difference
> in how much memory you give it vs. how much you have available after you
> see how much overhead it adds on top of the specified allocation, but
> the overhead should generally settle to a predictable size over time.
>
> --
> Ivan Krstić <krstic at solarsail.hcs.harvard.edu> | GPG: 0x147C722D
>

so are there any method for us to clean the cache by hand, such as
clear the cache if it has not be hit within 2 days?