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class="document-toc"><header><h2 class="document-toc-heading">In diesem Artikel</h2></header><ul class="document-toc-list"><li class="document-toc-item "><a class="document-toc-link" href="#wert">Wert</a></li><li class="document-toc-item "><a class="document-toc-link" href="#beispiele">Beispiele</a></li><li class="document-toc-item "><a class="document-toc-link" href="#spezifikationen">Spezifikationen</a></li><li class="document-toc-item "><a class="document-toc-link" href="#browser-kompatibilität">Browser-Kompatibilität</a></li><li class="document-toc-item "><a class="document-toc-link" href="#siehe_auch">Siehe auch</a></li></ul></section></div></div><div class="sidebar-body"><ol><li class="section"><a href="/de/docs/Web/API/Performance_API">Performance API</a></li><li class="section"><a href="/de/docs/Web/API/PerformanceResourceTiming"><code>PerformanceResourceTiming</code></a></li><li class="toggle"><details open=""><summary>Instanzeigenschaften</summary><ol><li><a href="/de/docs/Web/API/PerformanceResourceTiming/connectEnd"><code>connectEnd</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/connectStart"><code>connectStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/contentType"><code>contentType</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/decodedBodySize"><code>decodedBodySize</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/deliveryType"><code>deliveryType</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/domainLookupEnd"><code>domainLookupEnd</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/domainLookupStart"><code>domainLookupStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/encodedBodySize"><code>encodedBodySize</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/fetchStart"><code>fetchStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/firstInterimResponseStart"><code>firstInterimResponseStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/initiatorType"><code>initiatorType</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/nextHopProtocol"><code>nextHopProtocol</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/redirectEnd"><code>redirectEnd</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/redirectStart"><code>redirectStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/renderBlockingStatus"><code>renderBlockingStatus</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/requestStart"><code>requestStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/responseEnd"><code>responseEnd</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/responseStart"><code>responseStart</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/responseStatus"><code>responseStatus</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/secureConnectionStart"><code>secureConnectionStart</code></a></li><li><em><code>serverTiming</code> </em></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/transferSize"><code>transferSize</code></a></li><li><a href="/de/docs/Web/API/PerformanceResourceTiming/workerStart"><code>workerStart</code></a></li></ol></details></li><li class="toggle"><details open=""><summary>Instanzmethoden</summary><ol><li><a href="/de/docs/Web/API/PerformanceResourceTiming/toJSON"><code>toJSON()</code></a></li></ol></details></li><li class="toggle"><details open=""><summary>Vererbung</summary><ol><li><a href="/de/docs/Web/API/PerformanceEntry"><code>PerformanceEntry</code></a></li></ol></details></li><li class="toggle"><details open=""><summary>Verwandte Seiten für Performance API</summary><ol><li><a href="/de/docs/Web/API/EventCounts"><code>EventCounts</code></a></li><li><a href="/de/docs/Web/API/LargestContentfulPaint"><code>LargestContentfulPaint</code></a></li><li><a href="/de/docs/Web/API/LayoutShift"><code>LayoutShift</code></a></li><li><a href="/de/docs/Web/API/LayoutShiftAttribution"><code>LayoutShiftAttribution</code></a></li><li><a href="/de/docs/Web/API/NotRestoredReasonDetails"><code>NotRestoredReasonDetails</code></a></li><li><a href="/de/docs/Web/API/NotRestoredReasons"><code>NotRestoredReasons</code></a></li><li><a href="/de/docs/Web/API/Performance"><code>Performance</code></a></li><li><a href="/de/docs/Web/API/PerformanceElementTiming"><code>PerformanceElementTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceEntry"><code>PerformanceEntry</code></a></li><li><a href="/de/docs/Web/API/PerformanceEventTiming"><code>PerformanceEventTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceLongAnimationFrameTiming"><code>PerformanceLongAnimationFrameTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceLongTaskTiming"><code>PerformanceLongTaskTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceMark"><code>PerformanceMark</code></a></li><li><a href="/de/docs/Web/API/PerformanceMeasure"><code>PerformanceMeasure</code></a></li><li><a href="/de/docs/Web/API/PerformanceNavigation"><code>PerformanceNavigation</code></a></li><li><a href="/de/docs/Web/API/PerformanceNavigationTiming"><code>PerformanceNavigationTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceObserver"><code>PerformanceObserver</code></a></li><li><a href="/de/docs/Web/API/PerformanceObserverEntryList"><code>PerformanceObserverEntryList</code></a></li><li><a href="/de/docs/Web/API/PerformancePaintTiming"><code>PerformancePaintTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceScriptTiming"><code>PerformanceScriptTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceServerTiming"><code>PerformanceServerTiming</code></a></li><li><a href="/de/docs/Web/API/PerformanceTiming"><code>PerformanceTiming</code></a></li><li><a href="/de/docs/Web/API/TaskAttributionTiming"><code>TaskAttributionTiming</code></a></li><li><a href="/de/docs/Web/API/VisibilityStateEntry"><code>VisibilityStateEntry</code></a></li><li><a href="/de/docs/Web/API/Window/performance"><code>Window.performance</code></a></li><li><a href="/de/docs/Web/API/WorkerGlobalScope/performance"><code>WorkerGlobalScope.performance</code></a></li></ol></details></li></ol></div></div><section class="place side"></section></nav></aside><div class="toc-container"><aside class="toc"><nav><div class="document-toc-container"><section class="document-toc"><header><h2 class="document-toc-heading">In diesem Artikel</h2></header><ul class="document-toc-list"><li class="document-toc-item "><a class="document-toc-link" href="#wert">Wert</a></li><li class="document-toc-item "><a class="document-toc-link" href="#beispiele">Beispiele</a></li><li class="document-toc-item "><a class="document-toc-link" href="#spezifikationen">Spezifikationen</a></li><li class="document-toc-item "><a class="document-toc-link" href="#browser-kompatibilität">Browser-Kompatibilität</a></li><li class="document-toc-item "><a class="document-toc-link" href="#siehe_auch">Siehe auch</a></li></ul></section></div></nav></aside><section class="place side"></section></div></div><main id="content" class="main-content "><article class="main-page-content" lang="de"><header><h1>PerformanceResourceTiming: serverTiming-Eigenschaft</h1><details class="baseline-indicator low"><summary><span class="indicator" role="img" aria-label="Baseline Check"></span><h2>Baseline <span class="not-bold">2023</span></h2><div class="pill">Newly available</div><div class="browsers"><span class="engine" title="Supported in Chrome and Edge"><span class="browser chrome supported" role="img" aria-label="Chrome check"></span><span class="browser edge supported" role="img" aria-label="Edge check"></span></span><span class="engine" title="Supported in Firefox"><span class="browser firefox supported" role="img" aria-label="Firefox check"></span></span><span class="engine" title="Supported in Safari"><span class="browser safari supported" role="img" aria-label="Safari check"></span></span></div><span class="icon icon-chevron "></span></summary><div class="extra"><p>Since March 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.</p><ul><li><a href="/de/docs/Glossary/Baseline/Compatibility" data-glean="baseline_link_learn_more" target="_blank" class="learn-more">Learn more</a></li><li><a href="#browser-kompatibilität" data-glean="baseline_link_bcd_table">See full compatibility</a></li><li><a href="https://survey.alchemer.com/s3/7634825/MDN-baseline-feedback?page=%2Fde%2Fdocs%2FWeb%2FAPI%2FPerformanceResourceTiming%2FserverTiming&level=low" data-glean="baseline_link_feedback" class="feedback-link" target="_blank" rel="noreferrer">Report feedback</a></li></ul></div></details></header><div class="section-content"><div class="notecard note"> <p><strong>Hinweis:</strong> Dieses Feature ist verfügbar in <a href="/de/docs/Web/API/Web_Workers_API">Web Workers</a>.</p> </div><div class="notecard secure"><p><strong>Sicherer Kontext:</strong> Diese Funktion ist nur in <a href="/de/docs/Web/Security/Secure_Contexts">sicheren Kontexten</a> (HTTPS) in einigen oder allen <a href="#browser-kompatibilität">unterstützenden Browsern</a> verfügbar.</p></div> <p>Die <strong><code>serverTiming</code></strong>-Eigenschaft ist eine schreibgeschützte Eigenschaft, die ein Array von <a href="/de/docs/Web/API/PerformanceServerTiming"><code>PerformanceServerTiming</code></a>-Einträgen zurückgibt, die Server-Timing-Metriken enthalten.</p> <p>Server-Timing-Metriken erfordern, dass der Server den <a href="/de/docs/Web/HTTP/Headers/Server-Timing"><code>Server-Timing</code></a>-Header sendet. Zum Beispiel:</p> <div class="code-example"><div class="example-header"><span class="language-name">http</span></div><pre class="brush: http notranslate"><code>Server-Timing: cache;desc="Cache Read";dur=23.2 </code></pre></div> <p>Die <code>serverTiming</code>-Einträge können sowohl in <code>navigation</code>- als auch in <code>resource</code>-Einträgen vorhanden sein.</p></div><section aria-labelledby="wert"><h2 id="wert"><a href="#wert">Wert</a></h2><div class="section-content"><p>Ein Array von <a href="/de/docs/Web/API/PerformanceServerTiming"><code>PerformanceServerTiming</code></a>-Einträgen.</p></div></section><section aria-labelledby="beispiele"><h2 id="beispiele"><a href="#beispiele">Beispiele</a></h2><div class="section-content"></div></section><section aria-labelledby="server-timing-einträge_protokollieren"><h3 id="server-timing-einträge_protokollieren"><a href="#server-timing-einträge_protokollieren">Server-Timing-Einträge protokollieren</a></h3><div class="section-content"><p>Sie können einen <a href="/de/docs/Web/API/PerformanceObserver"><code>PerformanceObserver</code></a> verwenden, um nach <a href="/de/docs/Web/API/PerformanceServerTiming"><code>PerformanceServerTiming</code></a>-Einträgen zu suchen. Die Dauer jedes Server-Eintrags wird in der Konsole protokolliert.</p> <p>Beispiel eines <a href="/de/docs/Web/API/PerformanceObserver"><code>PerformanceObserver</code></a>, der benachrichtigt, wenn neue <code>resource</code>-Performance-Einträge in der Performance-Zeitleiste des Browsers aufgezeichnet werden. Verwenden Sie die <code>buffered</code>-Option, um auf Einträge zuzugreifen, die vor der Erstellung des Observers aufgetreten sind.</p> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>const observer = new PerformanceObserver((list) => { list.getEntries().forEach((entry) => { entry.serverTiming.forEach((serverEntry) => { console.log(`${serverEntry.name} duration: ${serverEntry.duration}`); }); }); }); ["navigation", "resource"].forEach((type) => observer.observe({ type, buffered: true }), ); </code></pre></div> <p>Beispiel unter Verwendung von <a href="/de/docs/Web/API/Performance/getEntriesByType"><code>Performance.getEntriesByType()</code></a>, das nur <code>resource</code>-Performance-Einträge anzeigt, die zum Zeitpunkt des Aufrufs dieser Methode in der Performance-Zeitleiste des Browsers vorhanden sind:</p> <div class="code-example"><div class="example-header"><span class="language-name">js</span></div><pre class="brush: js notranslate"><code>for (const entryType of ["navigation", "resource"]) { for (const { name: url, serverTiming } of performance.getEntriesByType( entryType, )) { if (serverTiming) { for (const { name, duration } of serverTiming) { console.log(`${url}: ${name} duration: ${duration}`); } } } } </code></pre></div></div></section><section aria-labelledby="cross-origin_server-timing-informationen"><h3 id="cross-origin_server-timing-informationen"><a href="#cross-origin_server-timing-informationen">Cross-Origin Server-Timing-Informationen</a></h3><div class="section-content"><p>Der Zugriff auf Server-Timing-Informationen ist auf die gleiche Herkunft beschränkt. Um Timing-Informationen von anderen Ursprüngen freizugeben, muss der <a href="/de/docs/Web/HTTP/Headers/Timing-Allow-Origin"><code>Timing-Allow-Origin</code></a>-HTTP-Antwort-Header gesetzt werden.</p> <p>Zum Beispiel, um <code>https://developer.mozilla.org</code> zu erlauben, Server-Timing-Informationen einzusehen, sollte die Ressource von einem anderen Ursprung senden:</p> <div class="code-example"><div class="example-header"><span class="language-name">http</span></div><pre class="brush: http notranslate"><code>Timing-Allow-Origin: https://developer.mozilla.org </code></pre></div></div></section><h2 id="spezifikationen"><a href="#spezifikationen">Spezifikationen</a></h2><table class="standard-table"><thead><tr><th scope="col">Specification</th></tr></thead><tbody><tr><td><a href="https://w3c.github.io/server-timing/#servertiming-attribute">Server Timing <br/><small># servertiming-attribute</small></a></td></tr></tbody></table><h2 id="browser-kompatibilität"><a href="#browser-kompatibilität">Browser-Kompatibilität</a></h2><p>BCD tables only load in the browser<noscript> with JavaScript enabled. Enable JavaScript to view data.</noscript></p><section aria-labelledby="siehe_auch"><h2 id="siehe_auch"><a href="#siehe_auch">Siehe auch</a></h2><div class="section-content"><ul> <li><a href="/de/docs/Web/API/PerformanceServerTiming"><code>PerformanceServerTiming</code></a></li> <li><a href="/de/docs/Web/HTTP/Headers/Server-Timing"><code>Server-Timing</code></a></li> </ul></div></section></article><aside class="article-footer"><div class="article-footer-inner"><div class="svg-container"><svg xmlns="http://www.w3.org/2000/svg" width="162" height="162" viewBox="0 0 162 162" fill="none" role="none"><mask id="b" fill="#fff"><path d="M97.203 47.04c8.113-7.886 18.004-13.871 28.906-17.492a78 78 0 0 1 33.969-3.39c11.443 1.39 22.401 5.295 32.024 11.411s17.656 14.28 23.476 23.86c5.819 9.579 9.269 20.318 10.083 31.385a69.85 69.85 0 0 1-5.387 32.44c-4.358 10.272-11.115 19.443-19.747 26.801-8.632 7.359-18.908 12.709-30.034 15.637l-6.17-21.698c7.666-2.017 14.746-5.703 20.694-10.773 5.948-5.071 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Content available under <a href="/de/docs/MDN/Writing_guidelines/Attrib_copyright_license">a Creative Commons license</a>.</p></div></div></footer></div><script type="application/json" id="hydration">{"url":"/de/docs/Web/API/PerformanceResourceTiming/serverTiming","doc":{"isMarkdown":true,"isTranslated":true,"isActive":true,"flaws":{},"title":"PerformanceResourceTiming: serverTiming-Eigenschaft","mdn_url":"/de/docs/Web/API/PerformanceResourceTiming/serverTiming","locale":"de","native":"Deutsch","browserCompat":["api.PerformanceResourceTiming.serverTiming"],"baseline":{"baseline":"low","baseline_low_date":"2023-03-27","support":{"chrome":"65","chrome_android":"65","edge":"79","firefox":"61","firefox_android":"61","safari":"16.4","safari_ios":"16.4"}},"sidebarHTML":"<ol><li class=\"section\"><a href=\"/de/docs/Web/API/Performance_API\">Performance API</a></li><li class=\"section\"><a href=\"/de/docs/Web/API/PerformanceResourceTiming\"><code>PerformanceResourceTiming</code></a></li><li class=\"toggle\"><details open=\"\"><summary>Instanzeigenschaften</summary><ol><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/connectEnd\"><code>connectEnd</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/connectStart\"><code>connectStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/contentType\"><code>contentType</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/decodedBodySize\"><code>decodedBodySize</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/deliveryType\"><code>deliveryType</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/domainLookupEnd\"><code>domainLookupEnd</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/domainLookupStart\"><code>domainLookupStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/encodedBodySize\"><code>encodedBodySize</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/fetchStart\"><code>fetchStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/firstInterimResponseStart\"><code>firstInterimResponseStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/initiatorType\"><code>initiatorType</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/nextHopProtocol\"><code>nextHopProtocol</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/redirectEnd\"><code>redirectEnd</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/redirectStart\"><code>redirectStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/renderBlockingStatus\"><code>renderBlockingStatus</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/requestStart\"><code>requestStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/responseEnd\"><code>responseEnd</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/responseStart\"><code>responseStart</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/responseStatus\"><code>responseStatus</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/secureConnectionStart\"><code>secureConnectionStart</code></a></li><li><em><code>serverTiming</code> </em></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/transferSize\"><code>transferSize</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/workerStart\"><code>workerStart</code></a></li></ol></details></li><li class=\"toggle\"><details open=\"\"><summary>Instanzmethoden</summary><ol><li><a href=\"/de/docs/Web/API/PerformanceResourceTiming/toJSON\"><code>toJSON()</code></a></li></ol></details></li><li class=\"toggle\"><details open=\"\"><summary>Vererbung</summary><ol><li><a href=\"/de/docs/Web/API/PerformanceEntry\"><code>PerformanceEntry</code></a></li></ol></details></li><li class=\"toggle\"><details open=\"\"><summary>Verwandte Seiten für Performance API</summary><ol><li><a href=\"/de/docs/Web/API/EventCounts\"><code>EventCounts</code></a></li><li><a href=\"/de/docs/Web/API/LargestContentfulPaint\"><code>LargestContentfulPaint</code></a></li><li><a href=\"/de/docs/Web/API/LayoutShift\"><code>LayoutShift</code></a></li><li><a href=\"/de/docs/Web/API/LayoutShiftAttribution\"><code>LayoutShiftAttribution</code></a></li><li><a href=\"/de/docs/Web/API/NotRestoredReasonDetails\"><code>NotRestoredReasonDetails</code></a></li><li><a href=\"/de/docs/Web/API/NotRestoredReasons\"><code>NotRestoredReasons</code></a></li><li><a href=\"/de/docs/Web/API/Performance\"><code>Performance</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceElementTiming\"><code>PerformanceElementTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceEntry\"><code>PerformanceEntry</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceEventTiming\"><code>PerformanceEventTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceLongAnimationFrameTiming\"><code>PerformanceLongAnimationFrameTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceLongTaskTiming\"><code>PerformanceLongTaskTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceMark\"><code>PerformanceMark</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceMeasure\"><code>PerformanceMeasure</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceNavigation\"><code>PerformanceNavigation</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceNavigationTiming\"><code>PerformanceNavigationTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceObserver\"><code>PerformanceObserver</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceObserverEntryList\"><code>PerformanceObserverEntryList</code></a></li><li><a href=\"/de/docs/Web/API/PerformancePaintTiming\"><code>PerformancePaintTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceScriptTiming\"><code>PerformanceScriptTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceServerTiming\"><code>PerformanceServerTiming</code></a></li><li><a href=\"/de/docs/Web/API/PerformanceTiming\"><code>PerformanceTiming</code></a></li><li><a href=\"/de/docs/Web/API/TaskAttributionTiming\"><code>TaskAttributionTiming</code></a></li><li><a href=\"/de/docs/Web/API/VisibilityStateEntry\"><code>VisibilityStateEntry</code></a></li><li><a href=\"/de/docs/Web/API/Window/performance\"><code>Window.performance</code></a></li><li><a href=\"/de/docs/Web/API/WorkerGlobalScope/performance\"><code>WorkerGlobalScope.performance</code></a></li></ol></details></li></ol>","sidebarMacro":"APIRef","body":[{"type":"prose","value":{"id":null,"title":null,"isH3":false,"content":"<div class=\"notecard note\">\n <p><strong>Hinweis:</strong> Dieses Feature ist verfügbar in <a href=\"/de/docs/Web/API/Web_Workers_API\">Web Workers</a>.</p>\n</div><div class=\"notecard secure\"><p><strong>Sicherer Kontext:</strong> Diese Funktion ist nur in <a href=\"/de/docs/Web/Security/Secure_Contexts\">sicheren Kontexten</a> (HTTPS) in einigen oder allen <a href=\"#browser-kompatibilität\">unterstützenden Browsern</a> verfügbar.</p></div>\n<p>Die <strong><code>serverTiming</code></strong>-Eigenschaft ist eine schreibgeschützte Eigenschaft, die ein Array von <a href=\"/de/docs/Web/API/PerformanceServerTiming\"><code>PerformanceServerTiming</code></a>-Einträgen zurückgibt, die Server-Timing-Metriken enthalten.</p>\n<p>Server-Timing-Metriken erfordern, dass der Server den <a href=\"/de/docs/Web/HTTP/Headers/Server-Timing\"><code>Server-Timing</code></a>-Header sendet. Zum Beispiel:</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">http</span></div><pre class=\"brush: http notranslate\"><code>Server-Timing: cache;desc=\"Cache Read\";dur=23.2\n</code></pre></div>\n<p>Die <code>serverTiming</code>-Einträge können sowohl in <code>navigation</code>- als auch in <code>resource</code>-Einträgen vorhanden sein.</p>"}},{"type":"prose","value":{"id":"wert","title":"Wert","isH3":false,"content":"<p>Ein Array von <a href=\"/de/docs/Web/API/PerformanceServerTiming\"><code>PerformanceServerTiming</code></a>-Einträgen.</p>"}},{"type":"prose","value":{"id":"beispiele","title":"Beispiele","isH3":false,"content":""}},{"type":"prose","value":{"id":"server-timing-einträge_protokollieren","title":"Server-Timing-Einträge protokollieren","isH3":true,"content":"<p>Sie können einen <a href=\"/de/docs/Web/API/PerformanceObserver\"><code>PerformanceObserver</code></a> verwenden, um nach <a href=\"/de/docs/Web/API/PerformanceServerTiming\"><code>PerformanceServerTiming</code></a>-Einträgen zu suchen. Die Dauer jedes Server-Eintrags wird in der Konsole protokolliert.</p>\n<p>Beispiel eines <a href=\"/de/docs/Web/API/PerformanceObserver\"><code>PerformanceObserver</code></a>, der benachrichtigt, wenn neue <code>resource</code>-Performance-Einträge in der Performance-Zeitleiste des Browsers aufgezeichnet werden. Verwenden Sie die <code>buffered</code>-Option, um auf Einträge zuzugreifen, die vor der Erstellung des Observers aufgetreten sind.</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>const observer = new PerformanceObserver((list) => {\n list.getEntries().forEach((entry) => {\n entry.serverTiming.forEach((serverEntry) => {\n console.log(`${serverEntry.name} duration: ${serverEntry.duration}`);\n });\n });\n});\n\n[\"navigation\", \"resource\"].forEach((type) =>\n observer.observe({ type, buffered: true }),\n);\n</code></pre></div>\n<p>Beispiel unter Verwendung von <a href=\"/de/docs/Web/API/Performance/getEntriesByType\"><code>Performance.getEntriesByType()</code></a>, das nur <code>resource</code>-Performance-Einträge anzeigt, die zum Zeitpunkt des Aufrufs dieser Methode in der Performance-Zeitleiste des Browsers vorhanden sind:</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">js</span></div><pre class=\"brush: js notranslate\"><code>for (const entryType of [\"navigation\", \"resource\"]) {\n for (const { name: url, serverTiming } of performance.getEntriesByType(\n entryType,\n )) {\n if (serverTiming) {\n for (const { name, duration } of serverTiming) {\n console.log(`${url}: ${name} duration: ${duration}`);\n }\n }\n }\n}\n</code></pre></div>"}},{"type":"prose","value":{"id":"cross-origin_server-timing-informationen","title":"Cross-Origin Server-Timing-Informationen","isH3":true,"content":"<p>Der Zugriff auf Server-Timing-Informationen ist auf die gleiche Herkunft beschränkt. Um Timing-Informationen von anderen Ursprüngen freizugeben, muss der <a href=\"/de/docs/Web/HTTP/Headers/Timing-Allow-Origin\"><code>Timing-Allow-Origin</code></a>-HTTP-Antwort-Header gesetzt werden.</p>\n<p>Zum Beispiel, um <code>https://developer.mozilla.org</code> zu erlauben, Server-Timing-Informationen einzusehen, sollte die Ressource von einem anderen Ursprung senden:</p>\n<div class=\"code-example\"><div class=\"example-header\"><span class=\"language-name\">http</span></div><pre class=\"brush: http notranslate\"><code>Timing-Allow-Origin: https://developer.mozilla.org\n</code></pre></div>"}},{"type":"specifications","value":{"title":"Spezifikationen","id":"spezifikationen","isH3":false,"specifications":[{"bcdSpecificationURL":"https://w3c.github.io/server-timing/#servertiming-attribute","title":"Server Timing"}],"query":"api.PerformanceResourceTiming.serverTiming"}},{"type":"browser_compatibility","value":{"title":"Browser-Kompatibilität","id":"browser-kompatibilität","isH3":false,"query":"api.PerformanceResourceTiming.serverTiming"}},{"type":"prose","value":{"id":"siehe_auch","title":"Siehe auch","isH3":false,"content":"<ul>\n <li><a href=\"/de/docs/Web/API/PerformanceServerTiming\"><code>PerformanceServerTiming</code></a></li>\n <li><a href=\"/de/docs/Web/HTTP/Headers/Server-Timing\"><code>Server-Timing</code></a></li>\n</ul>"}}],"toc":[{"text":"Wert","id":"wert"},{"text":"Beispiele","id":"beispiele"},{"text":"Spezifikationen","id":"spezifikationen"},{"text":"Browser-Kompatibilität","id":"browser-kompatibilität"},{"text":"Siehe auch","id":"siehe_auch"}],"summary":"Die serverTiming-Eigenschaft ist eine schreibgeschützte Eigenschaft, die ein Array von PerformanceServerTiming-Einträgen zurückgibt, die Server-Timing-Metriken enthalten.","popularity":0,"modified":null,"other_translations":[{"locale":"en-US","title":"PerformanceResourceTiming: serverTiming property","native":"English (US)"},{"locale":"fr","title":"PerformanceResourceTiming.serverTiming","native":"Français"},{"locale":"ja","title":"PerformanceResourceTiming.serverTiming","native":"日本語"}],"pageType":"unknown","source":{"folder":"de/web/api/performanceresourcetiming/servertiming","github_url":"https://github.com/mdn/translated-content/blob/main/files/de/web/api/performanceresourcetiming/servertiming/index.md","last_commit_url":"https://github.com/mdn/translated-content/commit/null","filename":"index.md"},"short_title":"serverTiming","parents":[{"uri":"/de/docs/Web","title":"Web-Technologien für Entwickler"},{"uri":"/de/docs/Web/API","title":"Web APIs"},{"uri":"/de/docs/Web/API/PerformanceResourceTiming","title":"PerformanceResourceTiming"},{"uri":"/de/docs/Web/API/PerformanceResourceTiming/serverTiming","title":"serverTiming"}],"pageTitle":"PerformanceResourceTiming: serverTiming-Eigenschaft - Web APIs | MDN","noIndexing":false}}</script></body></html>