Get datafeed statistics API
editGet datafeed statistics API
editRetrieves usage information for datafeeds.
Request
editGET _ml/datafeeds/<feed_id>/_stats
GET _ml/datafeeds/<feed_id>,<feed_id>/_stats
GET _ml/datafeeds/_stats
GET _ml/datafeeds/_all/_stats
Prerequisites
edit-
You must have
monitor_ml,monitor,manage_ml, ormanagecluster privileges to use this API. For more information, see Security privileges.
Description
editYou can get statistics for multiple datafeeds in a single API request by using a
comma-separated list of datafeeds or a wildcard expression. You can get
statistics for all datafeeds by using _all, by specifying * as the
<feed_id>, or by omitting the <feed_id>.
If the datafeed is stopped, the only information you receive is the
datafeed_id and the state.
This API returns a maximum of 10,000 datafeeds.
Path parameters
edit-
feed_id - (string) Identifier for the datafeed. It can be a datafeed identifier or a wildcard expression. If you do not specify one of these options, the API returns statistics for all datafeeds.
Query parameters
edit-
allow_no_datafeeds -
(Optional, boolean) Specifies what to do when the request:
- Contains wildcard expressions and there are no {datafeeds} that match.
-
Contains the
_allstring or no identifiers and there are no matches. - Contains wildcard expressions and there are only partial matches.
The default value is
true, which returns an emptydatafeedsarray when there are no matches and the subset of results when there are partial matches. If this parameter isfalse, the request returns a404status code when there are no matches or only partial matches.
Response body
editThe API returns the following information:
-
datafeeds - (array) An array of datafeed count objects. For more information, see Datafeed counts.
Response codes
edit-
404(Missing resources) -
If
allow_no_datafeedsisfalse, this code indicates that there are no resources that match the request or only partial matches for the request.
Examples
editThe following example gets usage information for the
datafeed-total-requests datafeed:
GET _ml/datafeeds/datafeed-total-requests/_stats
The API returns the following results:
{
"count": 1,
"datafeeds": [
{
"datafeed_id": "datafeed-total-requests",
"state": "started",
"node": {
"id": "2spCyo1pRi2Ajo-j-_dnPX",
"name": "node-0",
"ephemeral_id": "hoXMLZB0RWKfR9UPPUCxXX",
"transport_address": "127.0.0.1:9300",
"attributes": {
"ml.machine_memory": "17179869184",
"ml.max_open_jobs": "20"
}
},
"assignment_explanation": ""
}
]
}