def get_handles(self):
""" Return all listed Nvidia handles """
if IS_MACOS:
self.handles = pynvx.cudaDeviceGetHandles(ignore=True)
else:
self.handles = [pynvml.nvmlDeviceGetHandleByIndex(i)
for i in range(self.device_count)]
if self.logger:
self.logger.debug("GPU Handles found: %s", len(self.handles))
def get_handles(self):
""" Return all listed Nvidia handles """
if IS_MACOS:
self.handles = pynvx.cudaDeviceGetHandles(ignore=True)
else:
self.handles = [pynvml.nvmlDeviceGetHandleByIndex(i)
for i in range(self.device_count)]
if self.logger:
self.logger.debug("GPU Handles found: %s", len(self.handles))
def get_handles(self):
""" Return all listed Nvidia handles """
if is_macos:
self.handles = pynvx.cudaDeviceGetHandles(ignore=True)
else:
self.handles = [
pynvml.nvmlDeviceGetHandleByIndex(i)
for i in range(self.device_count)
]
def _get_handles(self) -> list:
""" Obtain the device handles for all Apple connected Nvidia GPUs.
Returns
-------
list
The list of pointers for connected Nvidia GPUs
"""
handles = pynvx.cudaDeviceGetHandles(ignore=True) # pylint:disable=no-member
self._log("debug", f"GPU Handles found: {len(handles)}")
return handles
def _get_handles(self):
""" Obtain the internal handle identifiers for the system GPUs and allocate to
:attr:`_handles`. """
if self._is_plaidml:
self._handles = self._plaid.devices
elif IS_MACOS:
self._handles = pynvx.cudaDeviceGetHandles(ignore=True)
else:
self._handles = [pynvml.nvmlDeviceGetHandleByIndex(i)
for i in range(self._device_count)]
self._log("debug", "GPU Handles found: {}".format(len(self._handles)))
def print_info():
try:
pynvx.cudaInit()
except RuntimeError as e:
print(e)
return
print('================ CUDA INFO =====================')
print('Driver Version : {}'.format(pynvx.cudaSystemGetDriverVersion()))
print('Runtime Version : {}'.format(pynvx.cudaSystemGetRuntimeVersion()))
print('Device Count : {}'.format(pynvx.cudaDeviceGetCount()))
handles = pynvx.cudaDeviceGetHandles()
for handle in handles:
print('------------------------------------------------')
print('Device {}:'.format(handle))
print('Device Name : {}'.format(
pynvx.cudaGetName(handle)))
print('Device ClockRate : {} MHz'.format(
pynvx.cudaGetClockRate(handle) / 1024))
print('Device ComputeCapability : {}'.format(
pynvx.cudaGetComputeCapability(handle)))
print('Device ProcessorCount : {}'.format(
pynvx.cudaGetMultiProcessorCount(handle)))
print('Device PciBusID : {}'.format(
pynvx.cudaGetPciBusID(handle)))
print('Device PciDeviceID : {}'.format(
pynvx.cudaGetPciDeviceID(handle)))
print('Device PciDomainID : {}'.format(
pynvx.cudaGetPciDomainID(handle)))
print('Device MemTotal : {} MiB'.format(
pynvx.cudaGetMemTotal(handle) / (1024 * 1024)))
print('Device MemFree : {} MiB'.format(
pynvx.cudaGetMemFree(handle) / (1024 * 1024)))
print('Device MemUsed : {} MiB'.format(
pynvx.cudaGetMemUsed(handle) / (1024 * 1024)))
def cudaDeviceGetHandleByIndex(id):
return pynvx.cudaDeviceGetHandles()[id]
def test_device_handles():
v = m.cudaDeviceGetHandles(ignore=True)
assert isinstance(v, list)
