Installing ScaLAPACK

Use PuTTY to log in to the server as the root user.
Decompress the ScaLAPACK installation package.
```
tar -xvf scalapack-2.0.2.tgz
```
Go to the directory generated after the decompression.
```
cd scalapack-2.0.2
```
Create an SLmake.inc file.
```
cp SLmake.inc.example SLmake.inc
```
Edit the SLmake.inc file.
1. Open the test case file.
```
vi SLmake.inc
```
2. Press i to enter the insert mode.
  Add the following content to line 18:
```
$(LIBS) += -fuse-ld=lld
```
  Modify the content in lines 58 and 59 in the SLmake.inc file.
```
BLASLIB       =/path/to/OPENBLAS/lib/libopenblas.a
LAPACKLIB     =/path/to/OPENBLAS/lib/libopenblas.a
```
  After performing 5.a, press Esc, type :set nu, and press Enter to display the line number.
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Perform the compilation and installation.
```
make
```
Copy the generated link library to the installation directory.
```
cp libscalapack.a /path/to/SCALAPACK
```

Parent topic: Configuring the Compilation Environment