Ssh and its child processes are just another agent. Agents of a model that must be up at time-of-convergence as seen from the coordinator node; a remarkably in

Ssh and its child processes are just another agent. Agents of a model that must be up at time-of-convergence as seen from the coordinator node; a remarkably inflexible arrangement that can only be addressed with additional development not otherwise necessary. Ruby is far, far preferable to shell for ease of idempotence and implicit convergence.