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3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item"><a class="breadcrumbs__link" itemprop="item" href="/docs/32.0.0/api-reference/"><span itemprop="name">API reference</span></a><meta itemprop="position" content="1"></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">HTTP APIs</span><meta itemprop="position" content="2"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Dynamic configuration</span><meta itemprop="position" content="3"></li></ul></nav><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><header><h1>Dynamic configuration API</h1></header><p>This document describes the API endpoints to retrieve and manage dynamic configurations for the <a href="/docs/32.0.0/design/coordinator">Coordinator</a> and <a href="/docs/32.0.0/design/overlord">Overlord</a> in Apache Druid.</p><p>In this topic, <code>http://ROUTER_IP:ROUTER_PORT</code> is a placeholder for your Router service address and port. |
| Replace it with the information for your deployment. |
| For example, use <code>http://localhost:8888</code> for quickstart deployments.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="coordinator-dynamic-configuration">Coordinator dynamic configuration<a href="#coordinator-dynamic-configuration" class="hash-link" aria-label="Direct link to Coordinator dynamic configuration" title="Direct link to Coordinator dynamic configuration"></a></h2><p>The Coordinator has dynamic configurations to tune certain behavior on the fly, without requiring a service restart. |
| For information on the supported properties, see <a href="/docs/32.0.0/configuration/#dynamic-configuration">Coordinator dynamic configuration</a>.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="get-dynamic-configuration">Get dynamic configuration<a href="#get-dynamic-configuration" class="hash-link" aria-label="Direct link to Get dynamic configuration" title="Direct link to Get dynamic configuration"></a></h3><p>Retrieves the current Coordinator dynamic configuration. Returns a JSON object with the dynamic configuration properties.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url">URL<a href="#url" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>GET</code> <code>/druid/coordinator/v1/config</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses">Responses<a href="#responses" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully retrieved dynamic configuration</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request">Sample request<a href="#sample-request" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/coordinator/v1/config"</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">GET /druid/coordinator/v1/config HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response">Sample response<a href="#sample-response" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><details class="details_lb9f alert alert--info details_b_Ee" data-collapsed="true"><summary>View the response</summary><div><div class="collapsibleContent_i85q"><div class="language-json codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-json codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"millisToWaitBeforeDeleting"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">900000</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"maxSegmentsToMove"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">100</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"replicantLifetime"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">15</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"replicationThrottleLimit"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">500</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"balancerComputeThreads"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">1</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"killDataSourceWhitelist"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"killPendingSegmentsSkipList"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"maxSegmentsInNodeLoadingQueue"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">500</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"decommissioningNodes"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"decommissioningMaxPercentOfMaxSegmentsToMove"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">70</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"pauseCoordination"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">false</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"replicateAfterLoadTimeout"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">false</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"maxNonPrimaryReplicantsToLoad"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">2147483647</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"useRoundRobinSegmentAssignment"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"smartSegmentLoading"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"debugDimensions"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token null keyword" style="font-style:italic">null</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></details><h3 class="anchor anchorWithStickyNavbar_LWe7" id="update-dynamic-configuration">Update dynamic configuration<a href="#update-dynamic-configuration" class="hash-link" aria-label="Direct link to Update dynamic configuration" title="Direct link to Update dynamic configuration"></a></h3><p>Submits a JSON-based dynamic configuration spec to the Coordinator. |
| For information on the supported properties, see <a href="/docs/32.0.0/configuration/#dynamic-configuration">Dynamic configuration</a>.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url-1">URL<a href="#url-1" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>POST</code> <code>/druid/coordinator/v1/config</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="header-parameters">Header parameters<a href="#header-parameters" class="hash-link" aria-label="Direct link to Header parameters" title="Direct link to Header parameters"></a></h4><p>The endpoint supports a set of optional header parameters to populate the <code>author</code> and <code>comment</code> fields in the configuration history.</p><ul><li><code>X-Druid-Author</code><ul><li>Type: String</li><li>Author of the configuration change.</li></ul></li><li><code>X-Druid-Comment</code><ul><li>Type: String</li><li>Description for the update.</li></ul></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-1">Responses<a href="#responses-1" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully updated dynamic configuration</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-1">Sample request<a href="#sample-request-1" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/coordinator/v1/config"</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">\</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">--header </span><span class="token string" style="color:rgb(195, 232, 141)">'Content-Type: application/json'</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">\</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">--data </span><span class="token string" style="color:rgb(195, 232, 141)">'{</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "millisToWaitBeforeDeleting": 900000,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "maxSegmentsToMove": 5,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "percentOfSegmentsToConsiderPerMove": 100,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "useBatchedSegmentSampler": true,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "replicantLifetime": 15,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "replicationThrottleLimit": 10,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "balancerComputeThreads": 1,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "emitBalancingStats": true,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "killDataSourceWhitelist": [],</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "killPendingSegmentsSkipList": [],</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "maxSegmentsInNodeLoadingQueue": 100,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "decommissioningNodes": [],</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "decommissioningMaxPercentOfMaxSegmentsToMove": 70,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "pauseCoordination": false,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "replicateAfterLoadTimeout": false,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "maxNonPrimaryReplicantsToLoad": 2147483647,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "useRoundRobinSegmentAssignment": true</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)">}'</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">POST /druid/coordinator/v1/config HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Content-Type: application/json</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Content-Length: 683</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">{</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "millisToWaitBeforeDeleting": 900000,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "maxSegmentsToMove": 5,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "percentOfSegmentsToConsiderPerMove": 100,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "useBatchedSegmentSampler": true,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "replicantLifetime": 15,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "replicationThrottleLimit": 10,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "balancerComputeThreads": 1,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "emitBalancingStats": true,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "killDataSourceWhitelist": [],</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "killPendingSegmentsSkipList": [],</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "maxSegmentsInNodeLoadingQueue": 100,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "decommissioningNodes": [],</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "decommissioningMaxPercentOfMaxSegmentsToMove": 70,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "pauseCoordination": false,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "replicateAfterLoadTimeout": false,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "maxNonPrimaryReplicantsToLoad": 2147483647,</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "useRoundRobinSegmentAssignment": true</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-1">Sample response<a href="#sample-response-1" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><p>A successful request returns an HTTP <code>200 OK</code> message code and an empty response body.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="get-dynamic-configuration-history">Get dynamic configuration history<a href="#get-dynamic-configuration-history" class="hash-link" aria-label="Direct link to Get dynamic configuration history" title="Direct link to Get dynamic configuration history"></a></h3><p>Retrieves the history of changes to Coordinator dynamic configuration over an interval of time. Returns an empty array if there are no history records available.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url-2">URL<a href="#url-2" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>GET</code> <code>/druid/coordinator/v1/config/history</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="query-parameters">Query parameters<a href="#query-parameters" class="hash-link" aria-label="Direct link to Query parameters" title="Direct link to Query parameters"></a></h4><p>The endpoint supports a set of optional query parameters to filter results.</p><ul><li><p><code>interval</code></p><ul><li>Type: String</li><li>Limit the results to the specified time interval in ISO 8601 format delimited with <code>/</code>. For example, <code>2023-07-13/2023-07-19</code>. The default interval is one week. You can change this period by setting <code>druid.audit.manager.auditHistoryMillis</code> in the <code>runtime.properties</code> file for the Coordinator.</li></ul></li><li><p><code>count</code></p><ul><li>Type: Integer</li><li>Limit the number of results to the last <code>n</code> entries.</li></ul></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-2">Responses<a href="#responses-2" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully retrieved history</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-2">Sample request<a href="#sample-request-2" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><p>The following example retrieves the dynamic configuration history between <code>2022-07-13</code> and <code>2024-07-19</code>. The response is limited to 10 entries.</p><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/coordinator/v1/config/history?interval=2022-07-13%2F2024-07-19&count=10"</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">GET /druid/coordinator/v1/config/history?interval=2022-07-13/2024-07-19&count=10 HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-2">Sample response<a href="#sample-response-2" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><details class="details_lb9f alert alert--info details_b_Ee" data-collapsed="true"><summary>View the response</summary><div><div class="collapsibleContent_i85q"><div class="language-json codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-json codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"key"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"coordinator.config"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"type"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"coordinator.config"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"auditInfo"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"author"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">""</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"comment"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">""</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"ip"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"127.0.0.1"</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"payload"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"{\"millisToWaitBeforeDeleting\":900000,\"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}"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"auditTime"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"2023-10-03T20:59:51.622Z"</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></details><h2 class="anchor anchorWithStickyNavbar_LWe7" id="overlord-dynamic-configuration">Overlord dynamic configuration<a href="#overlord-dynamic-configuration" class="hash-link" aria-label="Direct link to Overlord dynamic configuration" title="Direct link to Overlord dynamic configuration"></a></h2><p>The Overlord has dynamic configurations to tune how Druid assigns tasks to workers. |
| For information on the supported properties, see <a href="/docs/32.0.0/configuration/#overlord-dynamic-configuration">Overlord dynamic configuration</a>.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="get-dynamic-configuration-1">Get dynamic configuration<a href="#get-dynamic-configuration-1" class="hash-link" aria-label="Direct link to Get dynamic configuration" title="Direct link to Get dynamic configuration"></a></h3><p>Retrieves the current Overlord dynamic configuration. |
| Returns a JSON object with the dynamic configuration properties. |
| Returns an empty response body if there is no current Overlord dynamic configuration.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url-3">URL<a href="#url-3" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>GET</code> <code>/druid/indexer/v1/worker</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-3">Responses<a href="#responses-3" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully retrieved dynamic configuration</em></p></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-3">Sample request<a href="#sample-request-3" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/worker"</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">GET /druid/indexer/v1/worker HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-3">Sample response<a href="#sample-response-3" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><details class="details_lb9f alert alert--info details_b_Ee" data-collapsed="true"><summary>View the response</summary><div><div class="collapsibleContent_i85q"><div class="language-json codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-json codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"type"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"default"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"selectStrategy"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"type"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"fillCapacityWithCategorySpec"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"workerCategorySpec"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"categoryMap"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"strong"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"autoScaler"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token null keyword" style="font-style:italic">null</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></details><h3 class="anchor anchorWithStickyNavbar_LWe7" id="update-dynamic-configuration-1">Update dynamic configuration<a href="#update-dynamic-configuration-1" class="hash-link" aria-label="Direct link to Update dynamic configuration" title="Direct link to Update dynamic configuration"></a></h3><p>Submits a JSON-based dynamic configuration spec to the Overlord. |
| For information on the supported properties, see <a href="/docs/32.0.0/configuration/#overlord-dynamic-configuration">Overlord dynamic configuration</a>.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url-4">URL<a href="#url-4" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>POST</code> <code>/druid/indexer/v1/worker</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="header-parameters-1">Header parameters<a href="#header-parameters-1" class="hash-link" aria-label="Direct link to Header parameters" title="Direct link to Header parameters"></a></h4><p>The endpoint supports a set of optional header parameters to populate the <code>author</code> and <code>comment</code> fields in the configuration history.</p><ul><li><code>X-Druid-Author</code><ul><li>Type: String</li><li>Author of the configuration change.</li></ul></li><li><code>X-Druid-Comment</code><ul><li>Type: String</li><li>Description for the update.</li></ul></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-4">Responses<a href="#responses-4" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully updated dynamic configuration</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-4">Sample request<a href="#sample-request-4" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/worker"</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">\</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">--header </span><span class="token string" style="color:rgb(195, 232, 141)">'Content-Type: application/json'</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">\</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">--data </span><span class="token string" style="color:rgb(195, 232, 141)">'{</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "type": "default",</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "selectStrategy": {</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "type": "fillCapacityWithCategorySpec",</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "workerCategorySpec": {</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "categoryMap": {},</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "strong": true</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> }</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> },</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)"> "autoScaler": null</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token string" style="color:rgb(195, 232, 141)">}'</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">POST /druid/indexer/v1/worker HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Content-Type: application/json</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Content-Length: 196</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">{</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "type": "default",</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "selectStrategy": {</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "type": "fillCapacityWithCategorySpec",</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "workerCategorySpec": {</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "categoryMap": {},</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "strong": true</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> }</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> },</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> "autoScaler": null</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-4">Sample response<a href="#sample-response-4" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><p>A successful request returns an HTTP <code>200 OK</code> message code and an empty response body.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="get-dynamic-configuration-history-1">Get dynamic configuration history<a href="#get-dynamic-configuration-history-1" class="hash-link" aria-label="Direct link to Get dynamic configuration history" title="Direct link to Get dynamic configuration history"></a></h3><p>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.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url-5">URL<a href="#url-5" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>GET</code> <code>/druid/indexer/v1/worker/history</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="query-parameters-1">Query parameters<a href="#query-parameters-1" class="hash-link" aria-label="Direct link to Query parameters" title="Direct link to Query parameters"></a></h4><p>The endpoint supports a set of optional query parameters to filter results.</p><ul><li><p><code>interval</code></p><ul><li>Type: String</li><li>Limit the results to the specified time interval in ISO 8601 format delimited with <code>/</code>. For example, <code>2023-07-13/2023-07-19</code>. The default interval is one week. You can change this period by setting <code>druid.audit.manager.auditHistoryMillis</code> in the <code>runtime.properties</code> file for the Overlord.</li></ul></li><li><p><code>count</code></p><ul><li>Type: Integer</li><li>Limit the number of results to the last <code>n</code> entries.</li></ul></li></ul><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-5">Responses<a href="#responses-5" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully retrieved history</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-5">Sample request<a href="#sample-request-5" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><p>The following example retrieves the dynamic configuration history between <code>2022-07-13</code> and <code>2024-07-19</code>. The response is limited to 10 entries.</p><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/worker/history?interval=2022-07-13%2F2024-07-19&count=10"</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">GET /druid/indexer/v1/worker/history?interval=2022-07-13%2F2024-07-19&count=10 HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-5">Sample response<a href="#sample-response-5" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><details class="details_lb9f alert alert--info details_b_Ee" data-collapsed="true"><summary>View the response</summary><div><div class="collapsibleContent_i85q"><div class="language-json codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-json codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"key"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"worker.config"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"type"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"worker.config"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"auditInfo"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"author"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">""</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"comment"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">""</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"ip"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"127.0.0.1"</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"payload"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"{\"type\":\"default\",\"selectStrategy\":{\"type\":\"fillCapacityWithCategorySpec\",\"workerCategorySpec\":{\"categoryMap\":{},\"strong\":true}},\"autoScaler\":null}"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"auditTime"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"2023-10-03T21:49:49.991Z"</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></details><h3 class="anchor anchorWithStickyNavbar_LWe7" id="get-an-array-of-worker-nodes-in-the-cluster">Get an array of worker nodes in the cluster<a href="#get-an-array-of-worker-nodes-in-the-cluster" class="hash-link" aria-label="Direct link to Get an array of worker nodes in the cluster" title="Direct link to Get an array of worker nodes in the cluster"></a></h3><p>Returns an array of all the worker nodes in the cluster along with its corresponding metadata.</p><p><code>GET</code> <code>/druid/indexer/v1/workers</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-6">Responses<a href="#responses-6" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully retrieved worker nodes</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-6">Sample request<a href="#sample-request-6" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/workers"</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">GET /druid/indexer/v1/workers HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-6">Sample response<a href="#sample-response-6" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><details class="details_lb9f alert alert--info details_b_Ee" data-collapsed="true"><summary>View the response</summary><div><div class="collapsibleContent_i85q"><div class="language-json codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-json codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"worker"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"scheme"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"host"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"localhost:8091"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"ip"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"198.51.100.0"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"capacity"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">2</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"version"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"0"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"category"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"_default_worker_category"</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"currCapacityUsed"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">0</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"currParallelIndexCapacityUsed"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token number" style="color:rgb(247, 140, 108)">0</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"availabilityGroups"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"runningTasks"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"lastCompletedTaskTime"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"2023-09-29T19:13:05.505Z"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"blacklistedUntil"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token null keyword" style="font-style:italic">null</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></details><h3 class="anchor anchorWithStickyNavbar_LWe7" id="get-scaling-events">Get scaling events<a href="#get-scaling-events" class="hash-link" aria-label="Direct link to Get scaling events" title="Direct link to Get scaling events"></a></h3><p>Returns Overlord scaling events if autoscaling runners are in use. |
| Returns an empty response body if there are no Overlord scaling events.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="url-6">URL<a href="#url-6" class="hash-link" aria-label="Direct link to URL" title="Direct link to URL"></a></h4><p><code>GET</code> <code>/druid/indexer/v1/scaling</code></p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="responses-7">Responses<a href="#responses-7" class="hash-link" aria-label="Direct link to Responses" title="Direct link to Responses"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">200 SUCCESS</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><p><em>Successfully retrieved scaling events</em></p></div></div></div><hr><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-request-7">Sample request<a href="#sample-request-7" class="hash-link" aria-label="Direct link to Sample request" title="Direct link to Sample request"></a></h4><div class="tabs-container tabList__CuJ"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_LNqP tabs__item--active">cURL</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_LNqP">HTTP</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_Ymn6"><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token function" style="color:rgb(130, 170, 255)">curl</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"http://ROUTER_IP:ROUTER_PORT/druid/indexer/v1/scaling"</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_Ymn6" hidden=""><div class="language-HTTP codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-HTTP codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#bfc7d5"><span class="token plain">GET /druid/indexer/v1/scaling HTTP/1.1</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">Host: http://ROUTER_IP:ROUTER_PORT</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sample-response-7">Sample response<a href="#sample-response-7" class="hash-link" aria-label="Direct link to Sample response" title="Direct link to Sample response"></a></h4><p>A successful request returns a <code>200 OK</code> response and an array of scaling events.</p></div></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages"><a class="pagination-nav__link pagination-nav__link--prev" href="/docs/32.0.0/api-reference/service-status-api"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">Service status</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/docs/32.0.0/api-reference/legacy-metadata-api"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">Legacy metadata</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#coordinator-dynamic-configuration" class="table-of-contents__link toc-highlight">Coordinator dynamic configuration</a><ul><li><a href="#get-dynamic-configuration" class="table-of-contents__link toc-highlight">Get dynamic configuration</a></li><li><a href="#update-dynamic-configuration" class="table-of-contents__link toc-highlight">Update dynamic configuration</a></li><li><a href="#get-dynamic-configuration-history" class="table-of-contents__link toc-highlight">Get dynamic configuration history</a></li></ul></li><li><a href="#overlord-dynamic-configuration" class="table-of-contents__link toc-highlight">Overlord dynamic configuration</a><ul><li><a href="#get-dynamic-configuration-1" class="table-of-contents__link toc-highlight">Get dynamic configuration</a></li><li><a href="#update-dynamic-configuration-1" class="table-of-contents__link toc-highlight">Update dynamic configuration</a></li><li><a href="#get-dynamic-configuration-history-1" class="table-of-contents__link toc-highlight">Get dynamic configuration history</a></li><li><a href="#get-an-array-of-worker-nodes-in-the-cluster" class="table-of-contents__link toc-highlight">Get an array of worker nodes in the cluster</a></li><li><a href="#get-scaling-events" class="table-of-contents__link toc-highlight">Get scaling events</a></li></ul></li></ul></div></div></div></div></main></div></div><footer class="footer"><div class="container container-fluid"><div class="footer__bottom text--center"><div class="margin-bottom--sm"><img src="/img/favicon.png" class="themedImage_ToTc themedImage--light_HNdA footer__logo"><img src="/img/favicon.png" class="themedImage_ToTc themedImage--dark_i4oU footer__logo"></div><div class="footer__copyright">Copyright © 2023 Apache Software Foundation. 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