Difference between revisions of "Multi 2"

From Ilianko
 
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== Примери ==
 
== Примери ==
 +
1. Compile your OpenMP application
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g++ -fopenmp -o <output_file> <source_files>
 +
 +
2. Compile your MPI application
 +
mpicxx -o <output_file> <source_files>
 +
 +
3. Compiling your MPI + OpenMP application
 +
mpicxx -fopenmp -o <output_file> <source_files>
 +
 +
4. Compile your MPI application with MPE support. This will generate a clog2 when you start the
 +
executable
 +
mpicxx -mpe=mpilog -o <output_file> <source_files>
 +
 +
5. Execute a MPI program
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mpiexec -n <number of nodes> ./<executable> <input parameters>
 +
 +
6. Login to one of the two 8 core Xeon processors
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ssh wn9
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ssh wn10
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 +
7. Target a specific node with the MPI application. The file in the below command must have the syntax <IP
 +
address>:<number of MPI processes>. The IP address can be between 192.168.0.1 - 192.168.0.10. Computers from 192.168.0.1
 +
to 192.168.0.8 have two cores and the two remaining have 8 cores each.
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mpiexec  -machinefile <file name> -n <number of nodes> ./<executable> <input parameters>
 +
 +
8. nohup
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nohup <command> > out.txt 2>&1 &

Latest revision as of 08:46, 11 April 2012

Model na programirane s MPI

Достп до клъстера

Достъп до БлуеГене/P

Използване на MPI под Windows

Какво е MPI

стартиране и създаване на приложения

MPICH2

най-използвани библиотеки

Примери

1. Compile your OpenMP application g++ -fopenmp -o <output_file> <source_files>

2. Compile your MPI application mpicxx -o <output_file> <source_files>

3. Compiling your MPI + OpenMP application mpicxx -fopenmp -o <output_file> <source_files>

4. Compile your MPI application with MPE support. This will generate a clog2 when you start the executable mpicxx -mpe=mpilog -o <output_file> <source_files>

5. Execute a MPI program mpiexec -n <number of nodes> ./<executable> <input parameters>

6. Login to one of the two 8 core Xeon processors ssh wn9 ssh wn10

7. Target a specific node with the MPI application. The file in the below command must have the syntax <IP address>:<number of MPI processes>. The IP address can be between 192.168.0.1 - 192.168.0.10. Computers from 192.168.0.1 to 192.168.0.8 have two cores and the two remaining have 8 cores each. mpiexec -machinefile <file name> -n <number of nodes> ./<executable> <input parameters>

8. nohup nohup <command> > out.txt 2>&1 &