> The --no-kvm-irqchip option on the command line may have solved the problem.
This apparently did not work with my host's setup. Same results observed when I halted and rebooted this VPS this morning. The host reports they are running KVM/qemu on Ubuntu Jaunty 9.04. I'm in the process of setting up a Linux machine so I can try to reproduce/solve the problem locally. -sl