The leaking of fixed IP's seems to be more sporadic than the leaking of floating IP's. It appears that every time I delete an instance with auto_assign_floating_ip enabled, the floating IP is leaked. Not so with fixed IP's, I'm seeing it happen ~10% of the time, so it's a trickier to reproduce.
Jaroslav,
The leaking of fixed IP's seems to be more sporadic than the leaking of floating IP's. It appears that every time I delete an instance with auto_assign_ floating_ ip enabled, the floating IP is leaked. Not so with fixed IP's, I'm seeing it happen ~10% of the time, so it's a trickier to reproduce.