方方长长

方方长长

centos编译openfoam

先安装 openmpi 安装
yum install libxml2-devel libxslt-devel gsl -y
yum install openssl -y
yum install openssl-devel -y

mkdir /opt/openmpi#

cd /opt/openmpi#

wget https://download.open-mpi.org/release/open-mpi/v4.0/openmpi-4.0.4.tar.gz#

tar -xvf openmpi-4.0.4.tar.gz#

cd openmpi-4.0.0#

./configure --prefix=/opt/openmpi#

make -j && make install#

加入环境变量

export PATH=/opt/openmpi/bin:$PATH#

export LD_LIBRARY_PATH=/opt/openmpi/lib:$LD_LIBRARY_PATH#

接下来编译 openfoam,编译最新 openfoam8

mkdir /opt/openfoam#

cd /opt/openfoam#

wget -O - http://dl.openfoam.org/source/8 | tar xvz#

wget -O - http://dl.openfoam.org/third-party/8 | tar xvz#

mv OpenFOAM-8-version-8 OpenFOAM-8#

mv ThirdParty-8-version-8 ThirdParty-8#

cd /opt/openfoam/OpenFOAM-8#

source /opt/openfoam/OpenFOAM-8/etc/bashrc#

这步同步成功无报错就可以下一步
以下 16 是设置核数
export WM_NCOMPPROCS= ## 指定使用服务器用来编译的核数
export WM_NCOMPPROCS=16
export WM_COLOURS="black blue green cyan red magenta yellow"

./Allwmake -j#

编译时间较长
如 source 同步出错,请按照下列操作临时升级 gcc 此处为 7.3 版本

yum -y install centos-release-scl#

yum -y install devtoolset-7-gcc devtoolset-7-gcc-c++ devtoolset-7-binutils#

scl enable devtoolset-7 bash#

需要注意的是 scl 命令启用只是临时的,退出 shell 或重启就会恢复原系统 gcc 版本。
如果要长期使用 gcc 7.3 的话:
echo "source /opt/rh/devtoolset-7/enable" >>/etc/profile
如编译时出错安装编译 zlib 库

cd /opt/ openfoam/#

wget http://www.zlib.net/zlib-1.2.11.tar.gz#

tar zxvf zlib-1.2.11.tar.gz#

cd zlib-1.2.11#

./configure#

make test#

make install#

构建共享库

make clean#

./configure --shared#

make test
make install
cp zutil.h /usr/local/include
cp zutil.c /usr/local/include
将 zlib 库安装成后继续编译
编译完成后测试输出,出现以下的输出的,编译成功

blockMesh#

of7

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