I also compared to Tahoe-LAFS, which is what we'll be compared to most
often in terms of security, using its SFTP interface on the same
hardware. Here's the updated table.
(MB/s) write rewrite read
CloudFS 21.4 38.3 46.0
ecryptfs 5.1 18.2 89.9
encfs 2.3 2.3 81.2
Tahoe-LAFS 3.2 3.5 4.7