func totalMemPerGPU()

in pkg/gpu/nvidia/manager.go [413:430]

• 18 lines of code
• 5 McCabe index (conditional complexity)

func totalMemPerGPU() (uint64, error) {
	count, ret := nvml.DeviceGetCount()
	if ret != nvml.SUCCESS {
		return 0, fmt.Errorf("failed to enumerate devices: %v", nvml.ErrorString(ret))
	}
	if count <= 0 {
		return 0, fmt.Errorf("no GPUs on node, count: %d", count)
	}
	device, ret := nvml.DeviceGetHandleByIndex(0)
	if ret != nvml.SUCCESS {
		return 0, fmt.Errorf("failed to query GPU with nvml: %v", nvml.ErrorString(ret))
	}
	memory, ret := device.GetMemoryInfo()
	if ret != nvml.SUCCESS {
		return 0, fmt.Errorf("failed to get GPU memory: %v", nvml.ErrorString(ret))
	}
	return memory.Total, nil
}