def BalloonInstanceMemory(self, instance, mem):
    """Balloon an instance memory to a certain value.

    @type instance: L{objects.Instance}
    @param instance: instance to be accepted
    @type mem: int
    @param mem: actual memory size to use for instance runtime

    """
    self._CallMonitorCommand(instance.name, mem % "balloon %d")
dataset/ETHPy150Open ganeti/ganeti/lib/hypervisor/hv_kvm/__init__.py/KVMHypervisor.BalloonInstanceMemory/swapped operands of `%`