node.py 文件源码

def resources(self):
        """Return tuple with total (cpu, ram, disk) resources"""
        # We are working with decimal objects and rounding everything down
        decimal.getcontext().rounding = decimal.ROUND_DOWN

        # The total local disk size should not include backups and snapshots
        # TODO: fix ns.size_images and subtract it too
        disk_size_total = self.storage.size_total
        if self._ns:
            disk_size_total -= self._ns.size_backups + self._ns.size_snapshots + self._ns.size_rep_snapshots

        return self.cpu * float(self.cpu_coef), self.ram * float(self.ram_coef), disk_size_total