# HPL download
- openmpi

1. 下載及解壓縮

wget https://download.open-mpi.org/release/open-mpi/v4.1/openmpi-4.1.0.tar.gz

tar xvf openmpi-4.1.0.tar.gz

2. 編譯

cd openmpi-4.1.0
./configure --prefix=$HOME/openmpi
make
make install

3. 修改環境變數

vim ~/.bashrc
#openmpi
export PATH=$PATH:$HOME/openmpi/bin
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/openmpi/lib
source ~/.bashrc
reboot

# 安裝HPL
1. 安裝 BLAS

cd
wget http://www.netlib.org/blas/blas-3.8.0.tgz
tar xzvf blas-3.8.0.tgz
cd BLAS-3.8.0
make

2. 下載及解壓縮

cd
wget https://netlib.org/benchmark/hpl/hpl-2.3.tar.gz
tar xvf hpl-2.3.tar.gz

3. 編譯及安裝

cd
cd /root/hpl-2.3/setup
vim Make.Linux_PII_FBLAS

TOPdir       = $(HOME)/hpl-2.3
MPdir        = $(HOME)/openmpi
MPlib        = $(MPdir)/lib/libmpi.so
LAdir        = $(HOME)/BLAS-3.8.0
LAlib        = $(LAdir)/blas_LINUX.a
CC           = mpicc
LINKER       = mpif77

cd hpl-2.3
cp setup/Make.Linux_PII_FBLAS ./
make arch=Linux_PII_FBLAS

4. 測試結果

cd bin/Linux_PII_FBLAS
vim HPL.dat

1            # of process grids (P x Q)
1            Ps
核心數量      Qs

mpirun -np 核心數量 ./xhpl

###### tags: `hpl download`