http://jjz5ajknu5rku4p6xb6i5xwjnp3nd6c3jwi2qnzbpaodyf7g2lja.b32.i2p/docs/misc/index.html
If you do make any changes to the filesystem using fsck, it is probably
best to type ' reboot -n ' to reboot the machine immediately
without syncing the disks. Encrypted swap with cgd(4) Since the topic of swap encryption pops up from time to time, this
information could be useful for some people who are interested in
encrypting their swap space but are not sure how to set it up.