Installing ScaLAPACK

Use PuTTY to log in to the server as the root user.
Run the following command to decompress the ScaLAPACK installation package:
```
tar -xvf  scalapack.tgz
```
Run the following command to switch to the directory containing the decompressed files:
```
cd scalapack-2.0.2
```
Run the following command to generate the SLmake.inc file:
```
cp SLmake.inc.example SLmake.inc
```
Run the following command to edit the SLmake.inc file:
1. Run the following command to edit the case file:
```
vi SLmake.inc
```
2. Press i to enter the insert mode and modify lines 58 and 59 of the file.
```
BLASLIB       = -L/path/to/OPENBLAS/lib -lopenblas
LAPACKLIB     = -L/path/to/OPENBLAS/lib -lopenblas
```
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Run the following commands to perform compilation and installation:
```
make
```
Run the following command to copy the generated link library to the installation directory:
```
mkdir -p /path/to/SCALAPACK
cp libscalapack.a /path/to/SCALAPACK
```

Parent topic: Configuring the Compilation Environment