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Update model snapshots API

Updates certain properties of a snapshot.

Request

POST _ml/anomaly_detectors/<job_id>/model_snapshots/<snapshot_id>/_update

Prerequisites

Requires the manage_ml cluster privilege. This privilege is included in the machine_learning_admin built-in role.

Path parameters

<job_id>: (Required, string) Identifier for the anomaly detection job.
<snapshot_id>: (Required, string) A numerical character string that uniquely identifies the model snapshot.

Request body

The following properties can be updated after the model snapshot is created:

description: (Optional, string) A description of the model snapshot.
retain: (Optional, Boolean) If true, this snapshot will not be deleted during automatic cleanup of snapshots older than model_snapshot_retention_days. However, this snapshot will be deleted when the job is deleted. The default value is false.

Examples

POST
_ml/anomaly_detectors/it_ops_new_logs/model_snapshots/1491852978/_update
{
  "description": "Snapshot 1",
  "retain": true
}

When the snapshot is updated, you receive the following results:

{
  "acknowledged": true,
  "model": {
    "job_id": "it_ops_new_logs",
    "timestamp": 1491852978000,
    "description": "Snapshot 1",
...
    "retain": true
  }
}

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https://www.elastic.co/guide/en/elasticsearch/reference/7.17/ml-update-snapshot.html