原英文版地址: https://www.elastic.co/guide/en/elasticsearch/reference/7.7/cat-tasks.html, 原文档版权归 www.elastic.co 所有
本地英文版地址: ../en/cat-tasks.html
本地英文版地址: ../en/cat-tasks.html
重要: 此版本不会发布额外的bug修复或文档更新。最新信息请参考 当前版本文档。
cat task management APIedit
The cat task management API is new and should still be considered a beta feature. The API may change in ways that are not backwards compatible. For feature status, see #51628.
Returns information about tasks currently executing in the cluster, similar to the task management API.
Requestedit
GET /_cat/tasks
Descriptionedit
The cat task management API returns information about tasks currently executing on one or more nodes in the cluster. It is a more compact view of the JSON task management API.
Query parametersedit
-
detailed -
(Optional, boolean)
If
true, the response includes detailed information about shard recoveries. Defaults tofalse. -
format - (Optional, string) Short version of the HTTP accept header. Valid values include JSON, YAML, etc.
-
h - (Optional, string) Comma-separated list of column names to display.
-
help -
(Optional, boolean) If
true, the response includes help information. Defaults tofalse. -
s - (Optional, string) Comma-separated list of column names or column aliases used to sort the response.
-
time - (Optional, time units) Unit used to display time values.
-
v -
(Optional, boolean) If
true, the response includes column headings. Defaults tofalse.
Response codesedit
-
404(Missing resources) -
If
<task_id>is specified but not found, this code indicates that there are no resources that match the request.
Examplesedit
GET _cat/tasks?v
The API returns the following response:
action task_id parent_task_id type start_time timestamp running_time ip node cluster:monitor/tasks/lists[n] oTUltX4IQMOUUVeiohTt8A:124 oTUltX4IQMOUUVeiohTt8A:123 direct 1458585884904 01:48:24 44.1micros 127.0.0.1:9300 oTUltX4IQMOUUVeiohTt8A cluster:monitor/tasks/lists oTUltX4IQMOUUVeiohTt8A:123 - transport 1458585884904 01:48:24 186.2micros 127.0.0.1:9300 oTUltX4IQMOUUVeiohTt8A