You need to have a user account in order to use the cluster.
If not, you can contact the [administrator](https://jlk.fjfi.cvut.cz/) and request an account.
The cluster is open to all students, employees and fellows of the [Mathematical Modelling Group](https://mmg.fjfi.cvut.cz/) and the [Department of Software Engineering](https://ksi.fjfi.cvut.cz/).
Other people related to these groups, e.g. by attending common courses at FNSPE, can also request an account.
## Getting started
The cluster can be accessed via SSH on port 22.
When your account request is approved, you can access the cluster via SSH on port 22.
For example:
ssh <username>@<nodename>.fjfi.cvut.cz
User authentication is done by _public-key cryptography_ using the key established during account registration.
The available _node names_ are `gp1`, `gp2`, ..., `gp9`.
User authentication is done by _public-key cryptography_ using the key established during account registration.
> __Tip:__ If you later need to update your SSH key, you can use the same registration form to submit an account update request.
After a successful login, a short information message about the system will be displayed.
You can also follow the documentation below to find more details.
@@ -21,6 +28,8 @@ You can also follow the documentation below to find more details.
The cluster runs on Arch Linux and should be fully equipped for common scientific computations.
If you need any additional software to be installed, please ask the administrator.
> __Tip:__ It is advised to run the `btop` command to check the current system utilization before starting a demanding computation on a node.
