Installing Boost

Procedure

Use PuTTY to log in to the server as the root user.
Run the following command to decompress the Boost installation package:
```
tar -xvf boost_1_72_0.tar.gz
```
Run the following command to go to the directory generated after decompression:
```
cd boost_1_72_0
```

Run the following command to perform the configuration:

./bootstrap.sh --with-toolset=gcc --with-libraries=all --with-python=/usr/bin/python3 --with-python-root=/usr --with-python-version=3.6 --prefix=/path/to/BOOST

Run the following commands to modify the project-config.jam file:
1. Open the project-config.jam file.
```
vi project-config.jam
```
2. Press i to enter the insert mode and modify the file.
  - Change the semicolon (;) in line 21 to a colon (:) and add two lines after line 21.
    Before the modification:
```
21     using python : 3.6 : "/usr" ;
```
    After the modification:
```
21     using python : 3.6 : "/usr" :
22     "/usr/include/python3.6m" :
23     "/usr/lib" ;
```
  - Add the following content below the last line of the file:
```
using mpi ;
```
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Run the following commands to perform the compilation and installation:
```
./b2 -j32
./b2 install -j32
```

Run the following commands to create a BOOST_ROOT variable and set the environment variable:

export BOOST_ROOT=/path/to/BOOST
export LD_LIBRARY_PATH=/path/to/BOOST/lib:$LD_LIBRARY_PATH

Parent topic: Configuring the Compilation Environment