def test_1_visible_devices():
if nvml.device_get_count() < 1:
pytest.skip("No GPUs available")
os.environ["CUDA_VISIBLE_DEVICES"] = "0"
output = nvml.one_time()
h = nvml._pynvml_handles()
assert output["memory-total"] == pynvml.nvmlDeviceGetMemoryInfo(h).total
def test_one_time():
if nvml.device_get_count() < 1:
pytest.skip("No GPUs available")
output = nvml.one_time()
assert "memory-total" in output
assert "name" in output
assert len(output["name"]) > 0
def __init__(self, n=10000):
self.proc = psutil.Process()
self.time = deque(maxlen=n)
self.cpu = deque(maxlen=n)
self.memory = deque(maxlen=n)
self.count = 0
self.quantities = {
"cpu": self.cpu,
"memory": self.memory,
"time": self.time
}
try:
ioc = psutil.net_io_counters()
except Exception:
self._collect_net_io_counters = False
else:
self.last_time = time()
self.read_bytes = deque(maxlen=n)
self.write_bytes = deque(maxlen=n)
self.quantities["read_bytes"] = self.read_bytes
self.quantities["write_bytes"] = self.write_bytes
self._last_io_counters = ioc
self._collect_net_io_counters = True
try:
disk_ioc = psutil.disk_io_counters()
except Exception:
self._collect_disk_io_counters = False
else:
if disk_ioc is None: # diskless machine
self._collect_disk_io_counters = False
else:
self.last_time_disk = time()
self.read_bytes_disk = deque(maxlen=n)
self.write_bytes_disk = deque(maxlen=n)
self.quantities["read_bytes_disk"] = self.read_bytes_disk
self.quantities["write_bytes_disk"] = self.write_bytes_disk
self._last_disk_io_counters = disk_ioc
self._collect_disk_io_counters = True
if not WINDOWS:
self.num_fds = deque(maxlen=n)
self.quantities["num_fds"] = self.num_fds
if nvml.device_get_count() > 0:
gpu_extra = nvml.one_time()
self.gpu_name = gpu_extra["name"]
self.gpu_memory_total = gpu_extra["memory-total"]
self.gpu_utilization = deque(maxlen=n)
self.gpu_memory_used = deque(maxlen=n)
self.quantities["gpu_utilization"] = self.gpu_utilization
self.quantities["gpu_memory_used"] = self.gpu_memory_used
self.update()
def test_1_visible_devices():
os.environ["CUDA_VISIBLE_DEVICES"] = "0"
output = nvml.one_time()
h = nvml._pynvml_handles()
assert output["memory-total"] == pynvml.nvmlDeviceGetMemoryInfo(h).total
def test_one_time():
output = nvml.one_time()
assert "memory-total" in output
assert "name" in output
assert len(output["name"]) > 0