tasks.asciidoc 3.4 KB

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  1. [[cat-tasks]]
  2. === cat task management API
  3. ++++
  4. <titleabbrev>cat task management</titleabbrev>
  5. ++++
  6. beta::[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.]
  7. Returns information about tasks currently executing in the cluster,
  8. similar to the <<tasks,task management>> API.
  9. [[cat-tasks-api-request]]
  10. ==== {api-request-title}
  11. `GET /_cat/_tasks/<task_id>`
  12. `GET /_cat/_tasks`
  13. [[cat-tasks-api-desc]]
  14. ==== {api-description-title}
  15. The cat task management API returns information
  16. about tasks currently executing
  17. on one or more nodes in the cluster.
  18. It is a more compact view
  19. of the JSON <<tasks,task management>> API.
  20. [[cat-tasks-api-path-params]]
  21. ==== {api-path-parms-title}
  22. include::{docdir}/rest-api/common-parms.asciidoc[tag=task-id]
  23. [[cat-tasks-api-query-params]]
  24. ==== {api-query-parms-title}
  25. include::{docdir}/rest-api/common-parms.asciidoc[tag=actions]
  26. include::{docdir}/rest-api/common-parms.asciidoc[tag=detailed]
  27. include::{docdir}/rest-api/common-parms.asciidoc[tag=http-format]
  28. include::{docdir}/rest-api/common-parms.asciidoc[tag=group-by]
  29. include::{docdir}/rest-api/common-parms.asciidoc[tag=cat-h]
  30. include::{docdir}/rest-api/common-parms.asciidoc[tag=help]
  31. include::{docdir}/rest-api/common-parms.asciidoc[tag=node-id-query-parm]
  32. include::{docdir}/rest-api/common-parms.asciidoc[tag=timeoutparms]
  33. include::{docdir}/rest-api/common-parms.asciidoc[tag=parent-task-id]
  34. include::{docdir}/rest-api/common-parms.asciidoc[tag=cat-s]
  35. include::{docdir}/rest-api/common-parms.asciidoc[tag=wait_for_completion]
  36. include::{docdir}/rest-api/common-parms.asciidoc[tag=cat-v]
  37. [[cat-tasks-api-response-codes]]
  38. ==== {api-response-codes-title}
  39. include::{docdir}/cluster/tasks.asciidoc[tag=tasks-api-404]
  40. [[cat-tasks-api-examples]]
  41. ==== {api-examples-title}
  42. [[cat-tasks-api-specific-ex]]
  43. ===== Get information for a specific task
  44. [source,console]
  45. ----------------------------------------------------------------------------
  46. GET _cat/tasks/oTUltX4IQMOUUVeiohTt8A:124?v
  47. ----------------------------------------------------------------------------
  48. // TEST[skip:No tasks to retrieve]
  49. The API returns the following response:
  50. [source,txt]
  51. ----
  52. action task_id parent_task_id type start_time timestamp running_time ip node
  53. cluster:monitor/tasks/lists[n] oTUltX4IQMOUUVeiohTt8A:124 oTUltX4IQMOUUVeiohTt8A:123 direct 1458585884904 01:48:24 44.1micros 127.0.0.1:9300 oTUltX4IQMOUUVeiohTt8A
  54. ----
  55. // TESTRESPONSE[skip:No tasks to retrieve]
  56. // TESTRESPONSE[non_json]
  57. [[cat-tasks-api-all-ex]]
  58. ===== Get information for all tasks in a cluster
  59. [source,console]
  60. ----
  61. GET _cat/tasks?v
  62. ----
  63. // TEST[skip:No tasks to retrieve]
  64. The API returns the following response:
  65. [source,console-result]
  66. ----
  67. action task_id parent_task_id type start_time timestamp running_time ip node
  68. cluster:monitor/tasks/lists[n] oTUltX4IQMOUUVeiohTt8A:124 oTUltX4IQMOUUVeiohTt8A:123 direct 1458585884904 01:48:24 44.1micros 127.0.0.1:9300 oTUltX4IQMOUUVeiohTt8A
  69. cluster:monitor/tasks/lists oTUltX4IQMOUUVeiohTt8A:123 - transport 1458585884904 01:48:24 186.2micros 127.0.0.1:9300 oTUltX4IQMOUUVeiohTt8A
  70. ----
  71. // TESTRESPONSE[skip:No tasks to retrieve]
  72. // TESTRESPONSE[non_json]