Cheat sheet

Useful COMPSs commands

fill in more stuff here

Useful spack commands

Below is a short list of some useful commands. For the complete list of Spack commands check this link.

Command	Comment
spack env create -d .	To create a new environment in the current folder
spack env activate -p .	To activate an environment in the current folder
spack env deactivate	To deactivate the environment
spack list packagename	To see available packages that contain "packagename" on spack
spack info packagename	To see which versions of a specific package are available
spack add packagename	To add a new package (then do spack concretize and spack install)
spack add packagename@x.x.x	To add a new package, where x.x.x defines a specific version
spack install	To install packages added to the environment
spack load installed-package	To load a previously installed package in the environment*
spack find	To see what packages are installed in the environment
spack find --loaded	To see what packages are loaded in the environment
spack find --paths	To see where packages are installed within the spack environment
spack repo add /path/	To add a new repository (in addition to the default one from spack)

*Note that every time you activate an environemnt, the pacakges that are installed in there are not automatically loaded. So you need to do this 'spack load' command if you want to use a package.