def _get_power_for_gpus(self, gpu_ids: Iterable[int]) -> Power:
"""
Get total power consumed by specific GPUs identified by `gpu_ids`
:param gpu_ids:
:return: power in kW
"""
all_gpu_details: List[Dict] = get_gpu_details()
return Power.from_milli_watts(
sum([
gpu_details["power_usage"]
for idx, gpu_details in enumerate(all_gpu_details)
if idx in gpu_ids
]))
def test_gpu_no_power_limit(self):
from codecarbon.core.gpu import get_gpu_details
import pynvml
def raiseException(handle):
raise Exception("Some bad exception")
pynvml.nvmlDeviceGetEnforcedPowerLimit = raiseException
expected_power_limit = deepcopy(self.expected)
expected_power_limit[0]["power_limit"] = None
expected_power_limit[1]["power_limit"] = None
assert get_gpu_details() == expected_power_limit
def from_utils(cls, gpu_ids: Optional[List] = None) -> "GPU":
return cls(num_gpus=len(get_gpu_details()), gpu_ids=gpu_ids)
def __repr__(self) -> str:
return super().__repr__() + " ({})".format(", ".join(
[d["name"] for d in get_gpu_details()]))
def test_gpu_details_not_available(self):
from codecarbon.core.gpu import get_gpu_details
assert get_gpu_details() == []
def test_gpu_details(self):
from codecarbon.core.gpu import get_gpu_details
assert get_gpu_details() == self.expected