95 lines
2.6 KiB
Markdown
95 lines
2.6 KiB
Markdown
---
|
|
layout: default
|
|
title: Nodes usage
|
|
parent: Nodes APIs
|
|
nav_order: 40
|
|
---
|
|
|
|
# Nodes usage
|
|
|
|
The nodes usage endpoint returns low-level information about REST action usage on nodes.
|
|
|
|
## Path and HTTP methods
|
|
|
|
```
|
|
GET _nodes/usage
|
|
GET _nodes/<nodeId>/usage
|
|
GET _nodes/usage/<metric>
|
|
GET _nodes/<nodeId>/usage/<metric>
|
|
```
|
|
|
|
## Path parameters
|
|
|
|
You can include the following optional path parameters in your request.
|
|
|
|
Parameter | Type | Description
|
|
:--- | :--- | :---
|
|
nodeId | String | A comma-separated list of nodeIds used to filter results. Supports [node filters]({{site.url}}{{site.baseurl}}/api-reference/nodes-apis/index/#node-filters). Defaults to `_all`.
|
|
metric | String | The metrics that will be included in the response. You can set the string to either `_all` or `rest_actions`. `rest_actions` returns the total number of times an action has been called on the node. `_all` returns all stats from the node. Defaults to `_all`.
|
|
|
|
## Query parameters
|
|
|
|
You can include the following optional query parameters in your request.
|
|
|
|
Parameter | Type | Description
|
|
:--- | :---| :---
|
|
timeout | Time | Sets the time limit for a response from the node. Default is `30s`.
|
|
cluster_manager_timeout | Time | Sets the time limit for a response from the cluster manager. Default is `30s`.
|
|
|
|
#### Sample request
|
|
|
|
The following request returns usage details for all nodes:
|
|
|
|
```
|
|
GET _nodes/usage
|
|
```
|
|
{% include copy-curl.html %}
|
|
|
|
#### Sample response
|
|
|
|
The following is an example response:
|
|
|
|
```json
|
|
{
|
|
"_nodes" : {
|
|
"total" : 1,
|
|
"successful" : 1,
|
|
"failed" : 0
|
|
},
|
|
"cluster_name" : "opensearch-cluster",
|
|
"nodes" : {
|
|
"t7uqHu4SSuWObK3ElkCRfw" : {
|
|
"timestamp" : 1665695174312,
|
|
"since" : 1663994849643,
|
|
"rest_actions" : {
|
|
"opendistro_get_rollup_action" : 3,
|
|
"nodes_usage_action" : 1,
|
|
"list_dangling_indices" : 1,
|
|
"get_index_template_action" : 258,
|
|
"nodes_info_action" : 152665,
|
|
"get_mapping_action" : 259,
|
|
"get_data_streams_action" : 12,
|
|
"cat_indices_action" : 6,
|
|
"get_indices_action" : 3,
|
|
"ism_explain_action" : 7,
|
|
"nodes_reload_action" : 1,
|
|
"get_policy_action" : 3,
|
|
"PerformanceAnalyzerClusterConfigAction" : 2,
|
|
"index_policy_action" : 1,
|
|
"rank_eval_action" : 3,
|
|
"search_action" : 592,
|
|
"get_aliases_action" : 258,
|
|
"document_mget_action" : 2,
|
|
"document_get_action" : 30,
|
|
"count_action" : 1,
|
|
"main_action" : 1
|
|
},
|
|
"aggregations" : { }
|
|
}
|
|
}
|
|
}
|
|
```
|
|
|
|
## Required permissions
|
|
|
|
If you use the security plugin, make sure you set the following permissions: `cluster:manage/nodes` or `cluster:monitor/nodes`. |