def _get_cpu_allocation_ratio(self, host_state, filter_properties):
aggregate_vals = utils.aggregate_values_from_key(
host_state, 'cpu_allocation_ratio')
try:
ratio = utils.validate_num_values(
aggregate_vals, CONF.cpu_allocation_ratio, cast_to=float)
except ValueError as e:
LOG.warning(_LW("Could not decode cpu_allocation_ratio: '%s'"), e)
ratio = CONF.cpu_allocation_ratio
return ratio
def _get_disk_allocation_ratio(self, host_state, filter_properties):
aggregate_vals = utils.aggregate_values_from_key(
host_state, 'disk_allocation_ratio')
try:
ratio = utils.validate_num_values(
aggregate_vals, CONF.disk_allocation_ratio, cast_to=float)
except ValueError as e:
LOG.warning(_LW("Could not decode disk_allocation_ratio: '%s'"), e)
ratio = CONF.disk_allocation_ratio
return ratio
def _get_max_instances_per_host(self, host_state, filter_properties):
aggregate_vals = utils.aggregate_values_from_key(
host_state, 'max_instances_per_host')
try:
value = utils.validate_num_values(
aggregate_vals, CONF.max_instances_per_host, cast_to=int)
except ValueError as e:
LOG.warning(_LW("Could not decode max_instances_per_host: '%s'"),
e)
value = CONF.max_instances_per_host
return value