MPI 并行计算集群 切换MPI环境方法步骤
whereis mpirun
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- Platform MPI
export MPI_ROOT=”/opt/platform_mpi”
export MPI_DIR=”/opt/platform_mpi/bin”
/opt/platform_mpi/bin/mpirun
/opt/platform_mpi/bin/mpirun -version
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- HPMPI 默认值
export MPI_ROOT=”/opt/hpmpi”
export MPI_DIR=”/opt/hpmpi/bin”
/opt/hpmpi/bin/mpirun
/opt/hpmpi/bin/mpirun -version
- Intel MPI
export MPI_ROOT=”/opt/intel/mpi-rt/4.0.3″
export MPI_DIR=”/opt/intel/mpi-rt/4.0.3/bin64″
/opt/intel/mpi-rt/4.0.3/bin64/mpirun
/opt/intel/mpi-rt/4.0.3/bin64/mpirun -version
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/data4/ISO/MPI_Intel_4.0.3.010/l_mpi-rt_p_4.0.3.010/install.sh
https://scc.ustc.edu.cn/zlsc/tc4600/intel/2016.0.109/mpi/INSTALL.html
MPI（Message Passing Interface）是一个信息传递应用程序接口，可以用于并行计算。MPI有多种实现版本
Debug：
cat /etc/sysconfig/selinux
sestatus
echo 0 > /selinux/enforce
setenforce 0
sed -i ‘s/SELINUX=enforcing/SELINUX=disabled/g’ /etc/selinux/config
cat /etc/sysconfig/selinux
sestatus