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[svn-r2780]
Purpose: Update This Tech Note. Description: Added some introduction to OpenMP and its programming requirements. Solution: Platforms tested:
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Using HDF5 with OpenMP
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I. Introduction to OpenMP
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- For shared-memory parallelism
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- A combination of library and directives
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- Available for C/C++ and Fortran
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- SGI leading effort
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- Information at http://www.openmp.org and
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http://www.sgi.com/software/openmp
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II. Programming(SGI MPISpro compiler and C language)
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- Turn on compiler '-mp' option
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- Include 'omp.h' library in program
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- Use library functions, directives and environment variables
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III. Sample Programs
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Attached are three OpenMP-HDF5 test programs. The purpose of these tests is to
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experience OpenMP parallelism with HDF5. All the tests were run on modi4 with
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SGI MPISpro compiler(cc) and make. The first one is the working
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