版本：v1.3

机器学习插件

机器学习插件分为模型训练和模型服务两个插件，使用如下命令安装插件：

  1. vela addon enable model-training
  2. vela addon enable model-serving

模型训练插件中含有 model-training 和 jupyter-notebook 两个组件定义，你可以使用前者来训练模型，后者用于启动一个 jupyter。

  1. $ vela show model-training
  2. # Properties
  3. +------------------+----------------------------------------------------------------------------------+-------------------------------+----------+---------+
  4. |       NAME       |                                   DESCRIPTION                                    |             TYPE              | REQUIRED | DEFAULT |
  5. +------------------+----------------------------------------------------------------------------------+-------------------------------+----------+---------+
  6. | env              | Define arguments by using environment variables                                  | [[]env](#env)                 | false    |         |
  7. | labels           | Specify the labels in the workload                                               | map[string]string             | false    |         |
  8. | annotations      | Specify the annotations in the workload                                          | map[string]string             | false    |         |
  9. | framework        | The training framework to use                                                    | string                        | true     |         |
  10. | image            | Which image would you like to use for your service                               | string                        | true     |         |
  11. | imagePullPolicy  | Specify image pull policy for your service                                       | string                        | false    |         |
  12. | cpu              | Number of CPU units for the service, like `0.5` (0.5 CPU core), `1` (1 CPU core) | string                        | false    |         |
  13. | memory           | Specifies the attributes of the memory resource required for the container.      | string                        | false    |         |
  14. | gpu              | Specifies the attributes of the gpu resource required for the container.         | string                        | false    |         |
  15. | storage          |                                                                                  | [[]storage](#storage)         | false    |         |
  16. | imagePullSecrets | Specify image pull secrets for your service                                      | []string                      | false    |         |
  17. | distribution     | If you want to train the model in distributed mode, specify here                 | [distribution](#distribution) | false    |         |
  18. | restartPolicy    |                                                                                  | string                        | true     | Never   |
  19. +------------------+----------------------------------------------------------------------------------+-------------------------------+----------+---------+
  22. ## distribution
  23. +-----------+---------------------------------------------------------+------+----------+---------+
  24. |   NAME    |                       DESCRIPTION                       | TYPE | REQUIRED | DEFAULT |
  25. +-----------+---------------------------------------------------------+------+----------+---------+
  26. | ps        | The number of PS replicas, suits for tensorflow model   | int  | false    |         |
  27. | master    | The number of Master replicas, suits for pytorch model  | int  | false    |         |
  28. | scheduler | The number of Scheduler replicas, suits for mxnet model | int  | false    |         |
  29. | server    | The number of Server replicas, suits for mxnet model    | int  | false    |         |
  30. | launcher  | The number of Launcher replicas, suits for mpi model    | int  | false    |         |
  31. | worker    | The number of Worker replicas                           | int  | false    |         |
  32. +-----------+---------------------------------------------------------+------+----------+---------+
  35. ## storage
  36. +------------------+--------------------------------------------------------------------------+---------------------------------+----------+------------+
  37. |       NAME       |                               DESCRIPTION                                |              TYPE               | REQUIRED |  DEFAULT   |
  38. +------------------+--------------------------------------------------------------------------+---------------------------------+----------+------------+
  39. | name             |                                                                          | string                          | false    |            |
  40. | resources        |                                                                          | [resources](#resources)         | false    |            |
  41. | pvcRef           | If you want to use a existed PVC, specify the PVC name and moutPath here | [pvcRef](#pvcRef)               | false    |            |
  42. | mountPath        |                                                                          | string                          | false    |            |
  43. | accessModes      |                                                                          | [...]                           | true     |            |
  44. | volumeMode       |                                                                          | string                          | true     | Filesystem |
  45. | storageClassName |                                                                          | string                          | false    |            |
  46. | dataSourceRef    |                                                                          | [dataSourceRef](#dataSourceRef) | false    |            |
  47. | dataSource       |                                                                          | [dataSource](#dataSource)       | false    |            |
  48. | selector         |                                                                          | [selector](#selector)           | false    |            |
  49. +------------------+--------------------------------------------------------------------------+---------------------------------+----------+------------+
  1. $ vela show jupyter-notebook
  2. # Properties
  3. +-------------+------------------------------------------------------------------------------------------------------+-----------------------+----------+-----------+
  4. |    NAME     |                                             DESCRIPTION                                              |         TYPE          | REQUIRED |  DEFAULT  |
  5. +-------------+------------------------------------------------------------------------------------------------------+-----------------------+----------+-----------+
  6. | cpu         | Number of CPU units for the service, like `0.5` (0.5 CPU core), `1` (1 CPU core)                     | string                | false    |           |
  7. | memory      | Specifies the attributes of the memory resource required for the container.                          | string                | false    |           |
  8. | gpu         | Specifies the attributes of the gpu resource required for the container.                             | string                | false    |           |
  9. | storage     |                                                                                                      | [[]storage](#storage) | false    |           |
  10. | serviceType | Specify what kind of Service you want. options: "ClusterIP","NodePort","LoadBalancer","ExternalName" | string                | true     | ClusterIP |
  11. +-------------+------------------------------------------------------------------------------------------------------+-----------------------+----------+-----------+
  14. ## storage
  15. +-----------+-------------+--------+----------+---------+
  16. |   NAME    | DESCRIPTION |  TYPE  | REQUIRED | DEFAULT |
  17. +-----------+-------------+--------+----------+---------+
  18. | name      |             | string | true     |         |
  19. | mountPath |             | string | true     |         |
  20. +-----------+-------------+--------+----------+---------+

模型服务插件中含有一个 model-serving 组件定义，用于启动模型服务。

  1. $ vela show model-serving
  2. # Properties
  3. +---------------+-----------------------------------------------------------------------+---------------------------------+----------+---------+
  4. |     NAME      |                              DESCRIPTION                              |              TYPE               | REQUIRED | DEFAULT |
  5. +---------------+-----------------------------------------------------------------------+---------------------------------+----------+---------+
  6. | timeout       | If you model serving need long time to return, please set the timeout | string                          | false    |         |
  7. | customRouting | Specify the custom routing of the serving                             | [customRouting](#customRouting) | false    |         |
  8. | protocol      | Protocol of model serving, default to seldon                          | string                          | false    |         |
  9. | predictors    | The predictors of the serving                                         | [[]predictors](#predictors)     | true     |         |
  10. +---------------+-----------------------------------------------------------------------+---------------------------------+----------+---------+
  13. ## predictors
  14. +------------+------------------------------------------------------------------------------------+---------------------------+----------+---------+
  15. |    NAME    |                                    DESCRIPTION                                     |           TYPE            | REQUIRED | DEFAULT |
  16. +------------+------------------------------------------------------------------------------------+---------------------------+----------+---------+
  17. | name       | Name of the predictor                                                              | string                    | true     |         |
  18. | replicas   | Replica of the predictor                                                           | int                       | false    |         |
  19. | traffic    | If you want to split the traffic to different serving, please set the traffic here | int                       | false    |         |
  20. | graph      | The graph of the predictor                                                         | [graph](#graph)           | true     |         |
  21. | resources  | The resources of the serving                                                       | [resources](#resources)   | false    |         |
  22. | autoscaler | The autoscaler of the serving                                                      | [autoscaler](#autoscaler) | false    |         |
  23. +------------+------------------------------------------------------------------------------------+---------------------------+----------+---------+
  26. ### autoscaler
  27. +-------------+--------------------------------------+-----------------------+----------+---------+
  28. |    NAME     |             DESCRIPTION              |         TYPE          | REQUIRED | DEFAULT |
  29. +-------------+--------------------------------------+-----------------------+----------+---------+
  30. | minReplicas | The min replicas of this auto scaler | int                   | true     |         |
  31. | maxReplicas | The max replicas of this auto scaler | int                   | true     |         |
  32. | metrics     | The metrics of this auto scaler      | [[]metrics](#metrics) | true     |         |
  33. +-------------+--------------------------------------+-----------------------+----------+---------+
  36. #### metrics
  37. +--------------------------+----------------------------------------------------+--------+----------+---------+
  38. |           NAME           |                    DESCRIPTION                     |  TYPE  | REQUIRED | DEFAULT |
  39. +--------------------------+----------------------------------------------------+--------+----------+---------+
  40. | type                     | The type of this auto scaler                       | string | true     |         |
  41. | targetAverageUtilization | The target average utilization of this auto scaler | int    | true     |         |
  42. +--------------------------+----------------------------------------------------+--------+----------+---------+
  45. ### resources
  46. +--------+----------------------------------------------------------------------------------+--------+----------+---------+
  47. |  NAME  |                                   DESCRIPTION                                    |  TYPE  | REQUIRED | DEFAULT |
  48. +--------+----------------------------------------------------------------------------------+--------+----------+---------+
  49. | cpu    | Number of CPU units for the service, like `0.5` (0.5 CPU core), `1` (1 CPU core) | string | false    |         |
  50. | memory | Specifies the attributes of the memory resource required for the container.      | string | false    |         |
  51. | gpu    | Specifies the attributes of the gpu resource required for the container.         | string | false    |         |
  52. +--------+----------------------------------------------------------------------------------+--------+----------+---------+
  55. ### graph
  56. +----------------+-------------------------------------------------------------------------------+--------+----------+---------+
  57. |      NAME      |                                  DESCRIPTION                                  |  TYPE  | REQUIRED | DEFAULT |
  58. +----------------+-------------------------------------------------------------------------------+--------+----------+---------+
  59. | name           | The name of the graph                                                         | string | true     |         |
  60. | implementation | The implementation of the serving                                             | string | true     |         |
  61. | modelUri       | The model uri, you can use `pvc://pvc-name/path` or `s3://s3-name/path`, etc. | string | true     |         |
  62. +----------------+-------------------------------------------------------------------------------+--------+----------+---------+
  65. ## customRouting
  66. +-------------+-----------------------------------------------------------------------+--------+----------+---------+
  67. |    NAME     |                              DESCRIPTION                              |  TYPE  | REQUIRED | DEFAULT |
  68. +-------------+-----------------------------------------------------------------------+--------+----------+---------+
  69. | header      | Request with specified header will be routed to the specified service | string | true     |         |
  70. | serviceName | The service name that will be routed to                               | string | true     |         |
  71. +-------------+-----------------------------------------------------------------------+--------+----------+---------+

Last updated on 2022年11月1日 by Tianxin Dong