CUDA system information and NVIDIA Management Library (NVML)

Note

cuda.core.system support requires cuda_bindings 12.9.6 or later, or 13.2.0 or later.

Basic functions

get_user_mode_driver_version()	Get the user-mode (UMD / CUDA) driver version.
get_kernel_mode_driver_version()	Get the kernel-mode (KMD / GPU) driver version, e.g. 580.65.06.
get_driver_branch()	Retrieves the driver branch of the NVIDIA driver installed on the system.
get_num_devices()	Return the number of devices in the system.
get_nvml_version()	The version of the NVML library.
get_process_name(int pid)	The name of process with given PID.
get_topology_common_ancestor(Device device1, ...)	Retrieve the common ancestor for two devices.
get_p2p_status(Device device1, ...)	Retrieve the P2P status between two devices.

Events

register_events(events)

Starts recording of events on test system.

Types

Device(int index, *, uuid, pci_bus_id)	Representation of a device.
NvlinkInfo(Device device, int link)	Nvlink information for a device.