[erlang-questions] Documentation on NUMA support in R15?

Tim Watson <>
Mon Feb 27 01:07:28 CET 2012


Yes I'd like to know a lot more about this too.

On 26 February 2012 23:56, Tim McGilchrist <> wrote:
> Hi James,
>
> I'm no expert but I found this presentation by Kenneth Lundin useful in
> understanding how Erlang uses multiple cores.
> It's from 2009 so it may not be entirely accurate.
>
> I'd also be interested to hear from those in the know about Erlang on NUMA
> machines.
>
> http://www.erlang-factory.com/conference/London2009/speakers/kennethlundin
> http://www.erlang-factory.com/upload/presentations/105/KennethLundin-ErlangFactory2009London-AboutErlangOTPandMulti-coreperformanceinparticular.pdf
>
>
> -----------------------------------------------------
> Tim McGilchrist
> 
> @lambda_foo
> http://lambdafoo.com
> https://github.com/tmcgilchrist
>
>
> "few find success because it's usually wearing overalls and looks a lot like
> work."
>
>
> On 27/02/2012, at 9:43 AM, james wrote:
>
> The release news item for R15A teases us with some information about
> NUMA-aware memory management.
>
> Is there any documentation (design or whatever) that discusses the way that
> the runtime manages resources o a NUMA system, such as scheduler interation
> with processes, process allocation to NUMA zones, and the way that port
> processes are started and managed (ie whether they are or can be bound onto
> a particular node)?
>
> Thanks
> James
>
> (I'm a noob - but interested in the idea of using erlang as a coordination
> resource for processes running as ports)
>
>
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