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You can change this period by setting ",(0,i.yg)("inlineCode",{parentName:"li"},"druid.audit.manager.auditHistoryMillis")," in the ",(0,i.yg)("inlineCode",{parentName:"li"},"runtime.properties")," file for the Coordinator."))),(0,i.yg)("li",{parentName:"ul"},(0,i.yg)("p",{parentName:"li"},(0,i.yg)("inlineCode",{parentName:"p"},"count")),(0,i.yg)("ul",{parentName:"li"},(0,i.yg)("li",{parentName:"ul"},"Type: Integer"),(0,i.yg)("li",{parentName:"ul"},"Limit the number of results to the last ",(0,i.yg)("inlineCode",{parentName:"li"},"n")," entries.")))),(0,i.yg)("h4",{id:"responses-2"},"Responses"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"7",label:"200 SUCCESS",mdxType:"TabItem"},(0,i.yg)("p",null,(0,i.yg)("em",{parentName:"p"},"Successfully retrieved history")))),(0,i.yg)("hr",null),(0,i.yg)("h4",{id:"sample-request-2"},"Sample request"),(0,i.yg)("p",null,"The following example retrieves the dynamic configuration history between ",(0,i.yg)("inlineCode",{parentName:"p"},"2022-07-13")," and ",(0,i.yg)("inlineCode",{parentName:"p"},"2024-07-19"),". 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"ip": "127.0.0.1"\n        },\n        "payload": "{\\"millisToWaitBeforeDeleting\\":900000,\\"mergeBytesLimit\\":524288000,\\"mergeSegmentsLimit\\":100,\\"maxSegmentsToMove\\":5,\\"replicantLifetime\\":15,\\"replicationThrottleLimit\\":10,\\"balancerComputeThreads\\":1,\\"killDataSourceWhitelist\\":[],\\"killPendingSegmentsSkipList\\":[],\\"maxSegmentsInNodeLoadingQueue\\":100,\\"decommissioningNodes\\":[],\\"decommissioningMaxPercentOfMaxSegmentsToMove\\":70,\\"pauseCoordination\\":false,\\"replicateAfterLoadTimeout\\":false,\\"maxNonPrimaryReplicantsToLoad\\":2147483647,\\"useRoundRobinSegmentAssignment\\":true,\\"smartSegmentLoading\\":true,\\"debugDimensions\\":null}",\n        "auditTime": "2023-10-03T20:59:51.622Z"\n    }\n]\n'))),(0,i.yg)("h2",{id:"overlord-dynamic-configuration"},"Overlord dynamic configuration"),(0,i.yg)("p",null,"The Overlord has dynamic configurations to tune how Druid assigns tasks to workers.\nFor information on the supported properties, see ",(0,i.yg)("a",{parentName:"p",href:"/docs/29.0.0/configuration/#overlord-dynamic-configuration"},"Overlord dynamic configuration"),"."),(0,i.yg)("h3",{id:"get-dynamic-configuration-1"},"Get dynamic configuration"),(0,i.yg)("p",null,"Retrieves the current Overlord dynamic configuration.\nReturns a JSON object with the dynamic configuration properties.\nReturns an empty response body if there is no current Overlord dynamic configuration."),(0,i.yg)("h4",{id:"url-3"},"URL"),(0,i.yg)("code",{class:"getAPI"},"GET")," ",(0,i.yg)("code",null,"/druid/indexer/v1/worker"),(0,i.yg)("h4",{id:"responses-3"},"Responses"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"10",label:"200 SUCCESS",mdxType:"TabItem"},(0,i.yg)("p",null,(0,i.yg)("em",{parentName:"p"},"Successfully retrieved dynamic configuration")))),(0,i.yg)("h4",{id:"sample-request-3"},"Sample request"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"11",label:"cURL",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-shell"},'curl "http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/worker"\n'))),(0,i.yg)(o.A,{value:"12",label:"HTTP",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-HTTP"},"GET /druid/indexer/v1/worker HTTP/1.1\nHost: http://ROUTER_IP:ROUTER_PORT\n")))),(0,i.yg)("h4",{id:"sample-response-3"},"Sample response"),(0,i.yg)("details",null,(0,i.yg)("summary",null,"Click to show sample response"),(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-json"},'{\n    "type": "default",\n    "selectStrategy": {\n        "type": "fillCapacityWithCategorySpec",\n        "workerCategorySpec": {\n            "categoryMap": {},\n            "strong": true\n        }\n    },\n    "autoScaler": null\n}\n'))),(0,i.yg)("h3",{id:"update-dynamic-configuration-1"},"Update dynamic configuration"),(0,i.yg)("p",null,"Submits a JSON-based dynamic configuration spec to the Overlord.\nFor information on the supported properties, see ",(0,i.yg)("a",{parentName:"p",href:"/docs/29.0.0/configuration/#overlord-dynamic-configuration"},"Overlord dynamic configuration"),"."),(0,i.yg)("h4",{id:"url-4"},"URL"),(0,i.yg)("code",{class:"postAPI"},"POST"),(0,i.yg)("code",null,"/druid/indexer/v1/worker"),(0,i.yg)("h4",{id:"header-parameters-1"},"Header parameters"),(0,i.yg)("p",null,"The endpoint supports a set of optional header parameters to populate the ",(0,i.yg)("inlineCode",{parentName:"p"},"author")," and ",(0,i.yg)("inlineCode",{parentName:"p"},"comment")," fields in the configuration history."),(0,i.yg)("ul",null,(0,i.yg)("li",{parentName:"ul"},(0,i.yg)("inlineCode",{parentName:"li"},"X-Druid-Author"),(0,i.yg)("ul",{parentName:"li"},(0,i.yg)("li",{parentName:"ul"},"Type: String"),(0,i.yg)("li",{parentName:"ul"},"Author of the configuration change."))),(0,i.yg)("li",{parentName:"ul"},(0,i.yg)("inlineCode",{parentName:"li"},"X-Druid-Comment"),(0,i.yg)("ul",{parentName:"li"},(0,i.yg)("li",{parentName:"ul"},"Type: String"),(0,i.yg)("li",{parentName:"ul"},"Description for the update.")))),(0,i.yg)("h4",{id:"responses-4"},"Responses"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"13",label:"200 SUCCESS",mdxType:"TabItem"},(0,i.yg)("p",null,(0,i.yg)("em",{parentName:"p"},"Successfully updated dynamic configuration")))),(0,i.yg)("hr",null),(0,i.yg)("h4",{id:"sample-request-4"},"Sample request"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"14",label:"cURL",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-shell"},'curl "http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/worker" \\\n--header \'Content-Type: application/json\' \\\n--data \'{\n  "type": "default",\n  "selectStrategy": {\n    "type": "fillCapacityWithCategorySpec",\n    "workerCategorySpec": {\n      "categoryMap": {},\n      "strong": true\n    }\n  },\n  "autoScaler": null\n}\'\n'))),(0,i.yg)(o.A,{value:"15",label:"HTTP",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-HTTP"},'POST /druid/indexer/v1/worker HTTP/1.1\nHost: http://ROUTER_IP:ROUTER_PORT\nContent-Type: application/json\nContent-Length: 196\n\n{\n  "type": "default",\n  "selectStrategy": {\n    "type": "fillCapacityWithCategorySpec",\n    "workerCategorySpec": {\n      "categoryMap": {},\n      "strong": true\n    }\n  },\n  "autoScaler": null\n}\n')))),(0,i.yg)("h4",{id:"sample-response-4"},"Sample response"),(0,i.yg)("p",null,"A successful request returns an HTTP ",(0,i.yg)("inlineCode",{parentName:"p"},"200 OK")," message code and an empty response body."),(0,i.yg)("h3",{id:"get-dynamic-configuration-history-1"},"Get dynamic configuration history"),(0,i.yg)("p",null,"Retrieves the history of changes to Overlord dynamic configuration over an interval of time. Returns an empty array if there are no history records available."),(0,i.yg)("h4",{id:"url-5"},"URL"),(0,i.yg)("code",{class:"getAPI"},"GET")," ",(0,i.yg)("code",null,"/druid/indexer/v1/worker/history"),(0,i.yg)("h4",{id:"query-parameters-1"},"Query parameters"),(0,i.yg)("p",null,"The endpoint supports a set of optional query parameters to filter results."),(0,i.yg)("ul",null,(0,i.yg)("li",{parentName:"ul"},(0,i.yg)("p",{parentName:"li"},(0,i.yg)("inlineCode",{parentName:"p"},"interval")),(0,i.yg)("ul",{parentName:"li"},(0,i.yg)("li",{parentName:"ul"},"Type: String"),(0,i.yg)("li",{parentName:"ul"},"Limit the results to the specified time interval in ISO 8601 format delimited with ",(0,i.yg)("inlineCode",{parentName:"li"},"/"),". For example, ",(0,i.yg)("inlineCode",{parentName:"li"},"2023-07-13/2023-07-19"),". The default interval is one week. 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The response is limited to 10 entries."),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"17",label:"cURL",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-shell"},'curl "http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/worker/history?interval=2022-07-13%2F2024-07-19&count=10"\n'))),(0,i.yg)(o.A,{value:"18",label:"HTTP",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-HTTP"},"GET /druid/indexer/v1/worker/history?interval=2022-07-13%2F2024-07-19&count=10 HTTP/1.1\nHost: http://ROUTER_IP:ROUTER_PORT\n")))),(0,i.yg)("h4",{id:"sample-response-5"},"Sample response"),(0,i.yg)("details",null,(0,i.yg)("summary",null,"Click to show sample response"),(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-json"},'[\n    {\n        "key": "worker.config",\n        "type": "worker.config",\n        "auditInfo": {\n            "author": "",\n            "comment": "",\n            "ip": "127.0.0.1"\n        },\n        "payload": "{\\"type\\":\\"default\\",\\"selectStrategy\\":{\\"type\\":\\"fillCapacityWithCategorySpec\\",\\"workerCategorySpec\\":{\\"categoryMap\\":{},\\"strong\\":true}},\\"autoScaler\\":null}",\n        "auditTime": "2023-10-03T21:49:49.991Z"\n    }\n]\n'))),(0,i.yg)("h3",{id:"get-an-array-of-worker-nodes-in-the-cluster"},"Get an array of worker nodes in the cluster"),(0,i.yg)("p",null,"Returns an array of all the worker nodes in the cluster along with its corresponding metadata."),(0,i.yg)("code",{class:"getAPI"},"GET"),(0,i.yg)("code",null,"/druid/indexer/v1/workers"),(0,i.yg)("h4",{id:"responses-6"},"Responses"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"19",label:"200 SUCCESS",mdxType:"TabItem"},(0,i.yg)("p",null,(0,i.yg)("em",{parentName:"p"},"Successfully retrieved worker nodes")))),(0,i.yg)("hr",null),(0,i.yg)("h4",{id:"sample-request-6"},"Sample request"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"20",label:"cURL",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-shell"},'curl "http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/workers"\n'))),(0,i.yg)(o.A,{value:"21",label:"HTTP",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-HTTP"},"GET /druid/indexer/v1/workers HTTP/1.1\nHost: http://ROUTER_IP:ROUTER_PORT\n")))),(0,i.yg)("h4",{id:"sample-response-6"},"Sample response"),(0,i.yg)("details",null,(0,i.yg)("summary",null,"Click to show sample response"),(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-json"},'[\n    {\n        "worker": {\n            "scheme": "http",\n            "host": "localhost:8091",\n            "ip": "198.51.100.0",\n            "capacity": 2,\n            "version": "0",\n            "category": "_default_worker_category"\n        },\n        "currCapacityUsed": 0,\n        "currParallelIndexCapacityUsed": 0,\n        "availabilityGroups": [],\n        "runningTasks": [],\n        "lastCompletedTaskTime": "2023-09-29T19:13:05.505Z",\n        "blacklistedUntil": null\n    }\n]\n'))),(0,i.yg)("h3",{id:"get-scaling-events"},"Get scaling events"),(0,i.yg)("p",null,"Returns Overlord scaling events if autoscaling runners are in use.\nReturns an empty response body if there are no Overlord scaling events."),(0,i.yg)("h4",{id:"url-6"},"URL"),(0,i.yg)("code",{class:"getAPI"},"GET"),(0,i.yg)("code",null,"/druid/indexer/v1/scaling"),(0,i.yg)("h4",{id:"responses-7"},"Responses"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"22",label:"200 SUCCESS",mdxType:"TabItem"},(0,i.yg)("p",null,(0,i.yg)("em",{parentName:"p"},"Successfully retrieved scaling events")))),(0,i.yg)("hr",null),(0,i.yg)("h4",{id:"sample-request-7"},"Sample request"),(0,i.yg)(l.A,{mdxType:"Tabs"},(0,i.yg)(o.A,{value:"23",label:"cURL",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-shell"},'curl "http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/scaling"\n'))),(0,i.yg)(o.A,{value:"24",label:"HTTP",mdxType:"TabItem"},(0,i.yg)("pre",null,(0,i.yg)("code",{parentName:"pre",className:"language-HTTP"},"GET /druid/indexer/v1/scaling HTTP/1.1\nHost: http://ROUTER_IP:ROUTER_PORT\n")))),(0,i.yg)("h4",{id:"sample-response-7"},"Sample response"),(0,i.yg)("p",null,"A successful request returns a ",(0,i.yg)("inlineCode",{parentName:"p"},"200 OK")," response and an array of scaling events."))}f.isMDXComponent=!0}}]);