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Data transfer to/from Rackham using SFTP

Data transfer to/from Rackham using SFTP is one of the ways ways to transfer files to/from Rackham

What are the other ways?

Other ways to transfer data to/from Rackham are described here

One can transfer files to/from Rackham using SFTP. SFTP is an abbreviation of 'SSH File Transfer Protocol', where 'SSH' is an abbreviation of 'Secure Shell protocol' The program sftp allows you to transfer files to/from Rackham using SFTP.

The process is described here:

Step 1. Start a terminal on your local computer

Start a terminal on your local computer.

Step 2. Run sftp to connect to Rackham

In the terminal, run sftp to connect to Rackham by doing:

sftp [username]@rackham.uppmax.uu.se

where [username] is your UPPMAX username, for example:

sftp sven@rackham.uppmax.uu.se

Step 3. If asked, give your UPPMAX password

If asked, give your UPPMAX password. You can get rid of this prompt if you have setup SSH keys

Step 4. Upload/download files to/from Rackham

In sftp, upload/download files to/from Rackham.

Basic sftp command can be found here.

flowchart TD

    %% Give a white background to all nodes, instead of a transparent one
    classDef node fill:#fff,color:#000,stroke:#000

    %% Graph nodes for files and calculations
    classDef file_node fill:#fcf,color:#000,stroke:#f0f
    classDef calculation_node fill:#ccf,color:#000,stroke:#00f

    user(User)
      user_local_files(Files on user computer):::file_node

    subgraph sub_inside[SUNET]
      subgraph sub_rackham_shared_env[Rackham]
          login_node(login/calculation/interactive node):::calculation_node
          files_in_rackham_home(Files in Rackham home folder):::file_node
      end
    end

    %% Shared subgraph color scheme
    %% style sub_outside fill:#ccc,color:#000,stroke:#ccc
    style sub_inside fill:#fcc,color:#000,stroke:#fcc
    style sub_rackham_shared_env fill:#ffc,color:#000,stroke:#ffc

    user --> |logs in |login_node
    user --> |uses| user_local_files

    login_node --> |can use|files_in_rackham_home
    %% user_local_files <--> |graphical tool|files_in_rackham_home
    %% user_local_files <--> |SCP|files_in_rackham_home
    user_local_files <==> |SFTP|files_in_rackham_home

    %% Aligns nodes prettier
    user_local_files ~~~ login_node

Overview of file transfer on Rackham The purple nodes are about file transfer, the blue nodes are about 'doing other things'. The user can be either inside or outside SUNET.