本篇内容主要讲解“如何用Docker Compose来管理GPU资源”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“如何用Docker Compose来管理GPU资源”吧!
在面向 AI 开发的大趋势下,容器化可以将环境无缝迁移,将配置环境的成本无限降低。但是,在容器中配置 CUDA 并运行 TensorFlow 一段时间内确实是个比较麻烦的时候,所以我们这里就介绍和使用它。
Enabling GPU access with Compose
Runtime options with Memory, CPUs, and GPUs
The Compose Specification
The Compose Specification - Deployment support
The Compose Specification - Build support
在 Compose 中使用 GPU 资源
# 需要安装的配置$ apt-get install nvidia-container-runtime
# runtime$ docker run --runtime=nvidia --rm nvidia/cuda nvidia-smi
# with --gpus$ docker run -it --rm --gpus all ubuntu nvidia-smi# use device$ docker run -it --rm --gpus \
device=GPU-3a23c669-1f69-c64e-cf85-44e9b07e7a2a \
ubuntu nvidia-smi# specific gpu$ docker run -it --rm --gpus '"device=0,2"' ubuntu nvidia-smi# set nvidia capabilities$ docker run --gpus 'all,capabilities=utility' --rm ubuntu nvidia-smi
services: test: image: nvidia/cuda:10.2-base command: nvidia-smi runtime: nvidia environment: - NVIDIA_VISIBLE_DEVICES=all
在 Compose v1.28.0+ 的版本中,使用 Compose Specification 的配置文件写法,并提供了一些可以更细粒度的控制 GPU 资源的配置属性可被使用,因此可以在启动的时候来精确表达我们的需求。咳咳咳,那这里我们就一起看看吧!
deploy: resources: reservations: devices: - capabilities: ["gpu"]
deploy: resources: reservations: devices: - capabilities: ["tpu"] count: 2
deploy: resources: reservations: devices: - capabilities: ["gpu"] device_ids: ["0", "3"]
deploy: resources: reservations: devices: - capabilities: ["gpu"] device_ids: ["GPU-f123d1c9-26bb-df9b-1c23-4a731f61d8c7"]
deploy: resources: reservations: devices: - capabilities: ["nvidia-compute"] driver: nvidia
deploy: resources: reservations: devices: - capabilities: ["gpu"] driver: gpuvendor options: virtualization: false
咳咳咳,看也看了,说也说了,那我们就简单的编写一个示例文件,让启动的 cuda 容器服务来使用一个 GPU 设备资源,并运行得到如下输出。
services: test: image: nvidia/cuda:10.2-base command: nvidia-smi deploy: restart_policy: condition: on-failure delay: 5s max_attempts: 3 window: 120s resources: limits: cpus: "0.50" memory: 50M reservations: cpus: "0.25" memory: 20M devices: - driver: nvidia count: 1 capabilities: [gpu, utility] update_config: parallelism: 2 delay: 10s order: stop-first
# 前台直接运行$ docker-compose up
Creating network "gpu_default" with the default driver
Creating gpu_test_1 ... doneAttaching to gpu_test_1
test_1 | +-----------------------------------------------------------------------------+
test_1 | | NVIDIA-SMI 450.80.02 Driver Version: 450.80.02 CUDA Version: 11.1 |
test_1 | |-------------------------------+----------------------+----------------------+
test_1 | | GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
test_1 | | Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
test_1 | | | | MIG M. |
test_1 | |===============================+======================+======================|
test_1 | | Tesla T4 On | 00000000:00:1E.0 Off | |
test_1 | | N/A 23C P8 9W / 70W | MiB / 15109MiB | % Default |
test_1 | | | | N/A |
test_1 | +-------------------------------+----------------------+----------------------+
test_1 |
test_1 | +-----------------------------------------------------------------------------+
test_1 | | Processes: |
test_1 | | GPU GI CI PID Type Process name GPU Memory |
test_1 | | ID ID Usage |
test_1 | |=============================================================================|
test_1 | | No running processes found |
test_1 | +-----------------------------------------------------------------------------+
gpu_test_1 exited with code
services: test: image: tensorflow/tensorflow:latest-gpu command: python -c "import tensorflow as tf;tf.test.gpu_device_name()" deploy: resources: reservations: devices: - driver: nvidia device_ids: ["0", "3"] capabilities: [gpu]
# 前台直接运行$ docker-compose up
...
Created TensorFlow device (/device:GPU:0 with 13970 MB memory -> physical GPU (device: 0, name: Tesla T4, pci bus id: 0000:00:1b.0, compute capability: 7.5)...Created TensorFlow device (/device:GPU:1 with 13970 MB memory) -> physical GPU (device: 1, name: Tesla T4, pci bus id: 0000:00:1e.0, compute capability: 7.5)
...
gpu_test_1 exited with code

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