[Beowulf] RE: A thread-safe PRNG for an OpenMP program

Joe Landman landman at scalableinformatics.com
Sat Feb 12 11:52:16 EST 2005


Hi Henry:

   This is for two platforms that are not targets for Intel compilers.

   I have solved the problem by reworking tt800 a bit, and have that 
working nicely in OpenMP.  Thanks though.

Joe

Gabb, Henry wrote:
> Hi Joe,
> The Intel Math Kernel Library (specifically the Vector Statistical
> Library within MKL) contains threadsafe random number functions. The
> following web site has a full description:
> http://www.intel.com/software/products/mkl/features/vsl.htm. There's an
> article "Making the Monte Carlo Approach Even Easier and Faster" on
> Intel Developer Services that describes how to use VSL functions with
> OpenMP. It's available here:
> http://www.intel.com/cd/ids/developer/asmo-na/eng/95573.htm.
> 
> Best regards,
> 
> Henry Gabb
> Intel Parallel Applications Center
> 
> 
> 
>>Hi folks:
>>
>>    I need to get a thread-safe pseudo-random number generator.  All I
> 
> 
>>have found online was SPRNG which is set up for MPI.  Anyone have a 
>>quick pointer to their favorite thread safe PRNG that works well in
> 
> OpenMP?
> 
>>    Thanks.
>>
>>Joe
>>
>>-- 
>>Scalable Informatics LLC,
>>email: landman at scalableinformatics.com
>>web  : http://www.scalableinformatics.com
> 
> 
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-- 
Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics LLC,
email: landman at scalableinformatics.com
web  : http://www.scalableinformatics.com
phone: +1 734 786 8423
fax  : +1 734 786 8452
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