[R] Performance degradation on multi-processor system

[mlopez]

Has there been any progress in enabling R to take advantage of multiple
processors?


Rajiv Garg wrote:
> 
> Hi,
> 
> We are seeing performance degradation when running the same R script in
> multiple instances of R on a multi-processor system.  We are a bit
> surprised by this because we figured that each instance of R is running in
> its own processor, and therefore running a second, third or fourth
> instance should not affect the performance of the first instance.
> 
> [...]
> 
> 

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