The Rope Java Virtual Machine implements the Rope model which is a novel thread level speculative execution model called Rushing Object Parallel Environment. This is a research project aimed at exploiting parallelism in traditional object oriented programs.
XVMSocket is a Linux Kernel Module that provides a new socket family for high throughput (40-70 times better than TCP/IP sockets) between applications running on different guest Linux VMs on the same Xen system. No changes to Xen or Linux required.