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[ale] OT: Multi-core Utilization
- Subject: [ale] OT: Multi-core Utilization
- From: atllinuxenthinfo at techstarship.com (Ron Frazier (ALE))
- Date: Fri, 08 Mar 2013 12:15:06 -0500
- In-reply-to: <[email protected]>
- References: <[email protected]>
The go language is supposed to be good for parallel processing but I don't know exactly how it works.
Jeff Hubbs <jhubbslist at att.net> wrote:
>My *practical* experience has a hole in it when it comes to developing
>software to efficiently use multiple cores in a machine.
>If I'm writing code in the likes of C++, Python, or Fortran
>(acknowledging that I've got a range of programming paradigms there)
>let's say that I'm subtracting two 2-D arrays of floating point numbers
>from one another element-wise, how is it that the operation gets blown
>across multiple CPU cores in an efficient way, if at all? Bear in mind
>that if this is done in Fortran, it's done in a pair of nested do-loops
>so unless the compiler is really smart, that becomes a serial
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>Ale at ale.org
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