Re: Compressed caching improves LTSP memory efficiency

hi, guys, we would be very happy if you can provide us some feed back
or testing numbers or suggestions on compcache in your
distribution/system.  We are really in need of them. :)

Thanks in advance.

Best Regards,
Nai

On Thu, May 29, 2008 at 12:22 AM, Michael Shigorin <[email protected]> wrote:
> On Wed, May 28, 2008 at 01:56:47PM +0800, Nai Xia wrote:
>> >> We have done some testing in LTSP of debian with limited
>> >> memory and analyzed the memory behavior of two popular
>> >> program -- kpdf & firefox.  The result shows compcache
>> >> greatly improves the memory efficiency.
>> > BTW there's a patch for a bit better-grained compression
>> > status -- are you interested? (the results are good, +1)
>> I'm glad to merge your patch to my personal testing branch of
>> compcache and do some test on it . :)
>> The project master -- Nitin Gupta is trying to merge the
>> current code to the mainline, so I am afraid he may not merge
>> any new patches except bug-fixing ones for the time being.
>
> Wow, very good.  Hope he succeeds, and you can use these messages
> as yet another "+1" on its robustness and usefulness (I'm having
> uptimes like a month on a compcached terminal, mostly interrupted
> due to power outages or rare experiments).
>
>> And what about the CPU consumption of that algo. ?
>> Do you have benchmark numbers ?
>
> It's about reporting, not about compression itself -- adds
> "very good" (IIRC 4x) compression ratio estimation into /proc
> file.
>
> 2 led: mail the compcache patch pls :)
>
> --
>  ---- WBR, Michael Shigorin <mike-u2l5PoMzF/[email protected]>
>  ------ Linux.Kiev http://www.linux.kiev.ua/
>

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