[LAU] General perfrmance question

[Loki Davison]

On Fri, Jul 11, 2008 at 7:39 AM, garryo <garry.ogle at tiscali.co.uk> wrote:
> Julien Claassen wrote:
>> Hi everyone!
>>    I just fooled around with LinuxSampler and ecasound, my favourite recording
>> tool. And I wonder:
>> is a system with 512M of memory and a 2.8gHz supposed to handle a running LS
>> and recording at the same time. When I stress LS alone (no recording started)
>> I can get it up to about 20-28% CPU usage and memory usage of LS was 82%.
>> There's no GUI on my system and not much else which is eating at the CPU and
>> memory. The other CPU costs are minimal, estimate of 4-6%.
>>    If that kind of system is supposed to handel my demands, I should look for
>> troublemakers, because LS gave me glitches while recording.
>>    Kindest regards
>>          Julien
>>
>> --------
>> Music was my first love and it will be my last (John Miles)
>>
>> ======== FIND MY WEB-PROJECT AT: ========
>> http://ltsb.sourceforge.net
>> the Linux TextBased Studio guide
>> ======= AND MY PERSONAL PAGES AT: =======
>> http://www.juliencoder.de
>
> hi, julien. i use linuxsampler but with the qsampler gui, so i did a
> test using qps to get the stats.
> my box is also 2.8 ghz but i have 1.5G of ram.
> at idle linuxsampler ( not including gui ) uses 1% cpu maximum.
> if i bang up and down on as many keys as i can with both forearms cpu
> use reaches 22%.
> memory use obviously depends on the size of the loaded soundfont.
> if i load the biggest font i have - maestro grand piano v2 - memory use
> is 187M, again not including gui.
> with 512M of ram and no X running this should not stress your system.
> are you using a really big soundfont?
> is ecasound using a lot of ram at idle?
>
> G.
>
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512 of ram! with a gigasampler file... just buy 4GB of ram for $40 and
don't worry about it again?

Loki