更新时间:2022-04-20 GMT+08:00
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创建PyTorchJob

功能介绍

创建PyTorchJob。

PyTorchJob即PyTorch任务,是基于PyTorch开源框架的kubernetes自定义资源类型,有多种角色可以配置,能够帮助我们更简单地实现PyTorch的训练。

URI

POST /apis/kubeflow.org/v1/namespaces/{namespace}/pytorchjobs

表1 Path参数

参数

是否必选

描述

namespace

Yes

object name and auth scope, such as for teams and projects

表2 Query参数

参数

是否必选

描述

pretty

No

If 'true’, then the output is pretty printed.

请求消息

请求参数

请求参数的详细描述请参见表165

请求示例:

{   
    "apiVersion": "kubeflow.org/v1",
    "kind": "PyTorchJob",
    "metadata": {
        "name": "pytorch-test"
    },
    "spec": {
        "pytorchReplicaSpecs": {
            "Master": {
                "replicas": 1,
                "restartPolicy": "Never",
                "template": {
                    "spec": {
                        "containers": [
                            {
                                "name": "pytorch",
                                "image": "*.*.*.215:20202/gcs/pytorch-cpu:v1",
                                "command": [
                                    "python",
                                    "/var/mnist.py"
                                ],
                                "args": [
                                    "--backend",
                                    "gloo"
                                ],
                                "resources": {
                                    "limits": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    },
                                    "requests": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    }
                                }
                            }
                        ],
                        "imagePullSecrets": [
                            {
                                "name": "imagepull-secret"
                            }
                        ]
                    }
                }
            },
            "Worker": {
                "replicas": 1,
                "restartPolicy": "OnFailure",
                "template": {
                    "spec": {
                        "containers": [
                            {
                                "name": "pytorch",
                                "image": "*.*.*.215:20202/gcs/pytorch-cpu:v1",
                                "command": [
                                    "python",
                                    "/var/mnist.py"
                                ],
                                "args": [
                                    "--backend",
                                    "gloo"
                                ],
                                "resources": {
                                    "limits": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    },
                                    "requests": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    }
                                }
                            }
                        ],
                        "imagePullSecrets": [
                            {
                                "name": "imagepull-secret"
                            }
                        ]
                    }
                }
            }
        }
    }
}

响应消息

响应参数

响应参数的详细描述请参见表165

响应示例:

{
    "apiVersion": "kubeflow.org/v1",
    "kind": "PyTorchJob",
    "metadata": {
        "creationTimestamp": "2019-07-24T10:29:45Z",
        "generation": 1,
        "name": "pytorch-test",
        "namespace": "kube-test",
        "resourceVersion": "72516798",
        "selfLink": "/apis/kubeflow.org/v1/namespaces/kube-test/pytorchjobs/pytorch-test",
        "uid": "f4c79668-adfd-11e9-8041-340a9837e2a7"
    },
    "spec": {
        "pytorchReplicaSpecs": {
            "Master": {
                "replicas": 1,
                "restartPolicy": "Never",
                "template": {
                    "spec": {
                        "containers": [
                            {
                                "args": [
                                    "--backend",
                                    "gloo"
                                ],
                                "command": [
                                    "python",
                                    "/var/mnist.py"
                                ],
                                "image": "*.*.*.215:20202/gcs/pytorch-cpu:v1",
                                "name": "pytorch",
                                "resources": {
                                    "limits": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    },
                                    "requests": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    }
                                }
                            }
                        ],
                        "imagePullSecrets": [
                            {
                                "name": "imagepull-secret"
                            }
                        ]
                    }
                }
            },
            "Worker": {
                "replicas": 1,
                "restartPolicy": "OnFailure",
                "template": {
                    "spec": {
                        "containers": [
                            {
                                "args": [
                                    "--backend",
                                    "gloo"
                                ],
                                "command": [
                                    "python",
                                    "/var/mnist.py"
                                ],
                                "image": "*.*.*.215:20202/gcs/pytorch-cpu:v1",
                                "name": "pytorch",
                                "resources": {
                                    "limits": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    },
                                    "requests": {
                                        "cpu": 2,
                                        "memory": "4Gi"
                                    }
                                }
                            }
                        ],
                        "imagePullSecrets": [
                            {
                                "name": "imagepull-secret"
                            }
                        ]
                    }
                }
            }
        }
    },
    "status": {

    }
}

状态码

表3 状态码

状态码

描述

200

OK

201

Created

202

Accepted

401

Unauthorized

400

Badrequest

500

Internal error

403

Forbidden

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