Chris Cappuccio recently submitted to Undeadly his recipe for creating a bootable USB flash disk OpenBSD installer for the amd64 and i386 architectures. More accurately, he gave instructions for creating a bootable disk image using the install.iso file as a base. While there is utility in this, I prefer my particular method for creating a USB installer, and so I am sharing the process in this article.
My method for preparing a USB installer involves creating a small, bootable OpenBSD FFS partition large enough to hold several RAM disk kernels (bsd.rd files). The remainder of the USB disk is allocated to the