Re: [ojAlgo-user] Set amount of available threads

[Anders P. <an...@op...>]

There is also

org.ojalgo.matrix.MatrixUtils.setAllOperationThresholds(int)

Setting this to something very large will effectively turn off multithreading for the linear algebra part of ojAlgo, but does not affect other parts (like the IntegerSolver).

/Anders


On 17 jun 2014, at 11:47, Anders Peterson <an...@op...> wrote:

> One thing you can do is to set
> 
> org.ojalgo.OjAlgoUtils.ENVIRONMENT
> 
> to a "fake" value that suits your needs. You have to this before org.ojalgo.concurrent.DaemonPoolExecutor.INSTANCE is initialized.
> 
> 
> Or, you can modify ojAlgo so that
> 
> org.ojalgo.concurrent.DaemonPoolExecutor.INSTANCE
> 
> is initialized with something different. Use something like ManagedExecutorService ... (don't know exactly)
> 
> 
> Is that enough? What are your requirements? 
> 
> 
> /Anders
> 
> 
> On 17 jun 2014, at 11:03, Christian Wirth <cw...@ke...> wrote:
> 
>> I want to limit the amount of threads/cores ojAlgo can use. How to do that ?
>> This is required because of HPC usage in an shared environment.
>> 
>> best, Christian
>> 
>> 
>> 
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