http://ciisqbg45nggykdl6rjdrq3wc64csga4vkphu66qsi65mypeitqedoad.onion/blog/port-striping-v3
This reduces the risk of any sensitive data being saved to disk, either accidentally or if a compromise occurs. This was actually implemented a year or two ago, so the old nodes are already doing this. 3. Swap disabled All servers have swap turned off, preventing potentially sensitive data from being paged out to disk.