> I installed OpenBSD 5.6 on a single 8 GB drive under VirtualBox. I used auto > partitioning. When I went to extract ports into the /usr file system, it ran > out of inodes. I can work around the issue, but the inode calculation for for > the auto partitioning may need to be adjusted to account for growth in ports.
No, that heuristic hasn't changed in forever. Growth in that doesn't come for free. Essentially, you just didn't allocate enough disk for the purpose.

