我有配备GPU的笔记本：nvidia-smi
Thu Oct 18 20:49:22 2018 +-----------------------------------------------------------------------------+ | NVIDIA-SMI 390.87 Driver Version: 390.87 | |-------------------------------+----------------------+----------------------+ | GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC | | Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. | |===============================+======================+======================| | 0 GeForce GT 540M Off | 00000000:01:00.0 N/A | N/A | | N/A 44C P8 N/A / N/A | 12MiB / 964MiB | N/A Default | +-------------------------------+----------------------+----------------------+ +-----------------------------------------------------------------------------+ | Processes: GPU Memory | | GPU PID Type Process name Usage | |=============================================================================| | 0 Not Supported | +-----------------------------------------------------------------------------+
它正在运行代码Keras：
Using TensorFlow backend. 2018-10-18 20:26:08.963084: I tensorflow/stream_executor/cuda/cuda_gpu_executor.cc:897] successful NUMA node read from SysFS had negative value (-1), but there must be at least one NUMA node, so returning NUMA node zero 2018-10-18 20:26:08.963593: I tensorflow/core/common_runtime/gpu/gpu_device.cc:1405] Found device 0 with properties: name: GeForce GT 540M major: 2 minor: 1 memoryClockRate(GHz): 1.344 pciBusID: 0000:01:00.0 totalMemory: 964.50MiB freeMemory: 917.75MiB 2018-10-18 20:26:08.963633: I tensorflow/core/common_runtime/gpu/gpu_device.cc:1455] Ignoring visible gpu device (device: 0, name: GeForce GT 540M, pci bus id: 0000:01:00.0, compute capability: 2.1) with Cuda compute capability 2.1. The minimum required Cuda capability is 3.5. 2018-10-18 20:26:08.963652: I tensorflow/core/common_runtime/gpu/gpu_device.cc:965] Device interconnect StreamExecutor with strength 1 edge matrix: 2018-10-18 20:26:08.963663: I tensorflow/core/common_runtime/gpu/gpu_device.cc:971] 0 2018-10-18 20:26:08.963673: I tensorflow/core/common_runtime/gpu/gpu_device.cc:984] 0: N