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Re: [sc-users] Allocating large memsize (in server.options)



don't forget to set numBuffers

also - the large scale things you do, is there not a way to do smaller chunks that you can mix together? Just wondering if it might make things easier for you in the end.

Best,

Josh

On Sep 22, 2010, at 7:29 PM, e deleflie wrote:

> Josh,
> 
> I just noticed that I was setting the memory allocations twice in my
> code (I had one part of my GUI externalised as an independent tool).
> Anyway ... when I fix that ... I can now successfully allocate 2 Gigs
> when I use local. Still get a crash when I use Internal. Unfortunately
> ... the 2Gig is still not enough!
> 
>> it would mean it is allocated dynamically and should just cause a failed allocation (rather then a crash). Also - DelayL (and their ilk) round up to the next power of two. Allocating otherwise doesn't (I believe).
> 
> ah, OK ... that may make a significant different because I am
> allocating several thousand buffers. Trying now.
> 
> Etienne
> 
> On Thu, Sep 23, 2010 at 12:17 PM, Josh Parmenter <josh@xxxxxxxxxxxxxxxxx> wrote:
>> can you try it without Jack and see if that makes a difference?
>> 
>> Josh
>> 
>> On Sep 22, 2010, at 7:15 PM, e deleflie wrote:
>> 
>>> Josh,
>>> 
>>> I am on OSX. scserver ... (not Supernova). When I execute the
>>> following manually, I get no crash.
>>> 
>>> Server.default = Server.local;
>>> s = Server.default;
>>> s.options.device="JackRouter";
>>> s.options.sampleRate = 48000.0;
>>> s.options.numOutputBusChannels = 16;
>>> s.options.maxNodes = 65536;
>>> s.options.memSize = 2097152; // 1048576
>>> s.options.maxSynthDefs = 16384;
>>> s.options.numAudioBusChannels = 7200;
>>> s.boot;
>>> 
>>> However, when those lines are executed within the context of my
>>> (complex) app, I get a crash with no error reporting whatsoever.
>>> Unless I half the memSize.
>>> 
>>>> you have sounds moving over half a mile???
>>> 
>>> no, only over around 300m ... but the 2nd and 3rd bounce reflections
>>> on walls means that distances can easily blow out to over 1km.
>>> 
>>>> That's a lot of delay time.
>>> 
>>> yes.
>>> 
>>> Etienne
>>> 
>>>> Josh
>>>> 
>>>> On Sep 22, 2010, at 7:03 PM, e deleflie wrote:
>>>> 
>>>>>> What processing are you doing?
>>>>> 
>>>>> I have 400 moving sound sources ... each with 7 reflections on walls.
>>>>> (i.e. 3200 sounds). Each sound uses a DelayL to simulate Doppler
>>>>> shifts. (Each DelayL uses about 2 or 3 seconds of buffer).
>>>>> 
>>>>> Etienne
>>>>> 
>>>>>> hjh
>>>>>> 
>>>>>> 
>>>>>> --
>>>>>> James Harkins /// dewdrop world
>>>>>> jamshark70@xxxxxxxxxxxxxxxxx
>>>>>> http://www.dewdrop-world.net
>>>>>> 
>>>>>> "Come said the Muse,
>>>>>> Sing me a song no poet has yet chanted,
>>>>>> Sing me the universal."  -- Whitman
>>>>>> 
>>>>>> blog: http://www.dewdrop-world.net/words
>>>>>> audio clips: http://www.dewdrop-world.net/audio
>>>>>> more audio: http://soundcloud.com/dewdrop_world/tracks
>>>>>> 
>>>>> 
>>>>> _______________________________________________
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>>>> 
>>>> ******************************************
>>>> /* Joshua D. Parmenter
>>>> http://www.realizedsound.net/josh/
>>>> 
>>>> “Every composer – at all times and in all cases – gives his own interpretation of how modern society is structured: whether actively or passively, consciously or unconsciously, he makes choices in this regard. He may be conservative or he may subject himself to continual renewal; or he may strive for a revolutionary, historical or social palingenesis." - Luigi Nono
>>>> */
>>>> 
>>>> 
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>> 
>> ******************************************
>> /* Joshua D. Parmenter
>> http://www.realizedsound.net/josh/
>> 
>> “Every composer – at all times and in all cases – gives his own interpretation of how modern society is structured: whether actively or passively, consciously or unconsciously, he makes choices in this regard. He may be conservative or he may subject himself to continual renewal; or he may strive for a revolutionary, historical or social palingenesis." - Luigi Nono
>> */
>> 
>> 
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> 
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******************************************
/* Joshua D. Parmenter
http://www.realizedsound.net/josh/

“Every composer – at all times and in all cases – gives his own interpretation of how modern society is structured: whether actively or passively, consciously or unconsciously, he makes choices in this regard. He may be conservative or he may subject himself to continual renewal; or he may strive for a revolutionary, historical or social palingenesis." - Luigi Nono
*/


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