Messages in this thread | | | From | Al Boldi <> | Subject | Re: compcache as a pre-swap area | Date | Sat, 15 Aug 2009 14:00:52 +0300 |
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Al Boldi wrote: > Nitin Gupta wrote: > > On 08/14/2009 09:32 AM, Al Boldi wrote: > > > So once compcache fills up, it will start to age its contents into > > > normal swap? > > > > This is desirable but not yet implemented. For now, if 'backing swap' is > > used, compcache will forward incompressible pages to the backing swap > > device. If compcache fills up, kernel will simply send further swap-outs > > to swap device which comes next in priority. > > Ok, this sounds acceptable for now. > > The important thing now is to improve performance to a level comparable to > a system with normal ssd-swap. Do you have such a comparisson? > > Another interresting benchmark would be to use compcache in a maximized > configuration, ie. on a system w/ 1024KB Ram assign 960KB for compcache and > leave 64KB for the system, and then see how it performs. This may easily > pinpoint any bottlenecks compcache has, if any.
I am wondering, is it possible to run a system in 64KB?
Ok, make that MB instead.
Thanks!
-- Al
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