http://sparrowa7io5pz6ud3ehqzosvepbxbxt2zphmkjsylp2zgxooko23pqd.onion/docs/connect-node.html
If you are running out of space, you can add this setting to your configuration and Bitcoin Core will prune (delete) old blocks to keep under the limit you specify.
For example, you can add the following at the top of bitcoin.conf to reduce Bitcoin Core’s disk usage to 1000MB (1GB): prune=1000 However there are two caveats: Firstly, you won’t be able to scan for transactions earlier than whatever the earliest retained (unpruned) block is.