{"id":5290,"date":"2025-03-03T16:42:12","date_gmt":"2025-03-03T16:42:12","guid":{"rendered":"https:\/\/hocoos.com\/?post_type=answer&#038;p=5290"},"modified":"2025-03-03T16:42:13","modified_gmt":"2025-03-03T16:42:13","slug":"what-is-time-to-first-byte","status":"publish","type":"answer","link":"https:\/\/hocoos.com\/zh\/%e7%ad%94%e6%a1%88\/what-is-time-to-first-byte\/","title":{"rendered":"\u4ec0\u4e48\u662f TTFB\uff08\u9996\u5b57\u8282\u65f6\u95f4\uff09\uff1f"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>TTFB \u4e0e\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u6709\u4f55\u4e0d\u540c\uff1f<\/strong><\/h2>\n\n\n\n<p>TTFB \u8861\u91cf\u670d\u52a1\u5668\u54cd\u5e94\u7f51\u7edc\u8bf7\u6c42\u6240\u9700\u7684\u65f6\u95f4\uff0c\u800c\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u8861\u91cf Web \u6d4f\u89c8\u5668\u5b8c\u5168\u52a0\u8f7d\u7f51\u7ad9\uff08\u5305\u62ec\u6240\u6709\u56fe\u50cf\u3001\u811a\u672c\u548c\u6837\u5f0f\u8868\uff09\u6240\u9700\u7684\u65f6\u95f4\u3002<\/p>\n\n\n\n<p><strong>\u4e3b\u8981\u533a\u522b\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u529f\u80fd<\/th><th>TTFB<\/th><th>\u9875\u9762\u52a0\u8f7d\u65f6\u95f4<\/th><\/tr><\/thead><tbody><tr><td><strong>\u8861\u91cf<\/strong><\/td><td>\u63a5\u6536\u7b2c\u4e00\u4e2a\u6570\u636e\u5b57\u8282\u6240\u9700\u7684\u65f6\u95f4<\/td><td>\u5b8c\u5168\u52a0\u8f7d\u6240\u6709\u9875\u9762\u5143\u7d20\u6240\u9700\u7684\u65f6\u95f4<\/td><\/tr><tr><td><strong>\u4e13\u6ce8\u4e8e<\/strong><\/td><td>\u670d\u52a1\u5668\u7aef\u6027\u80fd<\/td><td>\u6574\u4f53\u7f51\u7ad9\u6027\u80fd<\/td><\/tr><tr><td><strong>\u8303\u56f4<\/strong><\/td><td>\u521d\u59cb\u54cd\u5e94<\/td><td>\u5b8c\u6210\u52a0\u8f7d\u8fc7\u7a0b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"answers-tip-box mt-8 mt-lg-10\">\n<div class=\"answers-small-title\">\n\t\t\t\t\t\t\t\n\u4e13\u5bb6\u63d0\u793a\uff1a\u00a0\n\n<\/div>\n<div class=\"answers-small-description mt-4\">\n\n\u5c3d\u7ba1 TTFB \u81f3\u5173\u91cd\u8981\uff0c\u4f46\u8bf7\u8bb0\u4f4f\u5176\u4ed6\u6027\u80fd\u6307\u6807\u4e5f\u540c\u6837\u91cd\u8981\u3002\u4e13\u6ce8\u4e8e\u4f18\u5316 TTFB \u548c\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u53ef\u80fd\u4f1a\u63d0\u9ad8\u7528\u6237\u6ee1\u610f\u5ea6\u3002\n\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:72px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5178\u578b\u7684 TTFB \u503c\u662f\u591a\u5c11\uff1f<\/strong><\/h2>\n\n\n\n<p>\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cTTFB \u6700\u591a\u4e3a 200 \u6beb\u79d2\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\uff0c\u4f46\u6700\u597d\u4f4e\u4e8e\u6b64\u503c\u3002\u8d85\u8fc7 500 \u6beb\u79d2\u7684\u54cd\u5e94\u65f6\u95f4\u4f1a\u5bf9\u7528\u6237\u4f53\u9a8c\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\uff0c\u800c\u66f4\u5feb\u7684\u54cd\u5e94\u65f6\u95f4\u5f80\u5f80\u4e0e\u66f4\u597d\u7684\u4f53\u9a8c\u76f8\u5173\u3002\u867d\u7136\u8d85\u8fc7 100 \u6beb\u79d2\u53ef\u80fd\u4f1a\u5bf9\u7528\u6237\u4f53\u9a8c\u4ea7\u751f\u4e0d\u5229\u5f71\u54cd\uff0c\u4f46\u5b83\u4e5f\u63d0\u4f9b\u4e86\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u8d28\u91cf\u7684\u673a\u4f1a\u3002<\/p>\n\n\n\n<div style=\"height:72px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u54ea\u4e9b\u56e0\u7d20\u4f1a\u5f71\u54cd TTFB\uff1f<\/strong><\/h2>\n\n\n\n<p>TTFB \u53d7\u4e00\u7cfb\u5217\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u670d\u52a1\u5668\u7aef\u6027\u80fd\uff1a<\/strong> TTFB \u53d7\u670d\u52a1\u5668\u7aef\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u5176\u4e2d\u5305\u62ec\u670d\u52a1\u5668\u7aef\u4ee3\u7801\u6548\u7387\u548c\u6570\u636e\u5e93\u67e5\u8be2\u4f18\u5316\u7b49\u65b9\u9762\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7f51\u7edc\u5ef6\u8fdf\uff1a<\/strong> TTFB \u53ef\u80fd\u4f1a\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u7528\u6237\u4e0e\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7269\u7406\u8ddd\u79bb\u548c\u7f51\u7edc\u62e5\u585e\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DNS \u89e3\u6790\u65f6\u95f4\uff1a<\/strong> \u5c06\u57df\u540d\u89e3\u6790\u4e3a IP \u5730\u5740\u6240\u9700\u7684\u65f6\u95f4\u4e5f\u5f88\u91cd\u8981\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5185\u5bb9\u7c7b\u578b\uff1a <\/strong>\u5305\u542b\u670d\u52a1\u5668\u7aef\u5904\u7406\u7684\u52a8\u6001\u5185\u5bb9\u7684 TTFB \u5f80\u5f80\u9ad8\u4e8e\u9759\u6001\u5185\u5bb9\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"height:72px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e3a\u4ec0\u4e48 TTFB \u5f88\u91cd\u8981\uff1f<\/strong><\/h2>\n\n\n\n<p>TTFB \u7684\u91cd\u8981\u6027\u53d6\u51b3\u4e8e\u4ee5\u4e0b\u56e0\u7d20\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7528\u6237\u4f53\u9a8c\uff1a<\/strong> \u51cf\u5c11 TTFB \u53ef\u80fd\u4f1a\u5f71\u54cd\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\uff0c\u8fdb\u800c\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u5e76\u53ef\u80fd\u964d\u4f4e\u8df3\u51fa\u7387\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u641c\u7d22\u5f15\u64ce\u4f18\u5316 (SEO):<\/strong> TTFB \u662f\u641c\u7d22\u5f15\u64ce\u5bf9\u7f51\u7ad9\u8fdb\u884c\u6392\u540d\u65f6\u8003\u8651\u7684\u56e0\u7d20\u4e4b\u4e00\uff0c\u5b83\u4e0e\u7f51\u7ad9\u901f\u5ea6\u76f4\u63a5\u76f8\u5173\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/hocoos.com\/zh\/%e7%ad%94%e6%a1%88\/%e4%bb%80%e4%b9%88%e6%98%af%e7%bd%91%e7%ab%99%e8%bd%ac%e5%8c%96%e7%8e%87\/\" data-type=\"answer\" data-id=\"3855\">\u8f6c\u5316\u7387<\/a>:<\/strong> \u52a0\u8f7d\u901f\u5ea6\u66f4\u5feb\u7684\u7535\u5b50\u5546\u52a1\u7f51\u7ad9\u4e0e\u66f4\u9ad8\u7684\u9500\u552e\u989d\u548c\u8f6c\u5316\u7387\u4e4b\u95f4\u53ef\u80fd\u5b58\u5728\u8054\u7cfb\uff0c\u5c3d\u7ba1\u5176\u4ed6\u56e0\u7d20\u4e5f\u53ef\u80fd\u8d77\u5230\u4f5c\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<div class=\"answers-tip-box mt-8 mt-lg-10\">\n<div class=\"answers-small-title\">\n\t\t\t\t\t\t\t\n\u4e13\u5bb6\u63d0\u793a\uff1a\u00a0\n\n<\/div>\n<div class=\"answers-small-description mt-4\">\n\n\u8003\u8651\u5bf9\u5404\u79cd TTFB \u4f18\u5316\u7b56\u7565\u53ca\u5176\u5bf9\u76f8\u5173 KPI \u7684\u5f71\u54cd\u8fdb\u884c A\/B \u6d4b\u8bd5\u3002\n\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:72px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5982\u4f55\u6d4b\u91cf TTFB\uff1f<\/strong><\/h2>\n\n\n\n<p>TTFB \u53ef\u4ee5\u4f7f\u7528\u4e00\u7cfb\u5217\u5de5\u5177\u8fdb\u884c\u6d4b\u91cf\uff0c\u5176\u4e2d\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Google PageSpeed\uff1a <\/strong>\u4e00\u6b3e\u514d\u8d39\u5de5\u5177\uff0c\u53ef\u7528\u4e8e\u8bc4\u4f30\u7f51\u7ad9\u6027\u80fd\u5e76\u786e\u5b9a\u9700\u8981\u4f18\u5316\u7684\u65b9\u9762\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Web Page Test\uff1a<\/strong> \u6b64\u5de5\u5177\u63d0\u4f9b\u6df1\u5165\u7684\u4fe1\u606f\uff0c\u9700\u8981\u66f4\u591a\u6280\u672f\u4e13\u4e1a\u77e5\u8bc6\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GTmetrix\uff1a <\/strong>\u53e6\u4e00\u4e2a\u5e7f\u4e3a\u4eba\u77e5\u7684\u5de5\u5177\uff0c\u53ef\u63d0\u4f9b\u6709\u5173\u60a8\u9875\u9762\u7684\u5404\u79cd\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u9664\u4e86\u5217\u51fa\u7684\u5de5\u5177\u4e4b\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u6d4f\u89c8\u5668\u7684\u5f00\u53d1\u8005\u5de5\u5177\u8ddf\u8e2a TTFB\u3002<\/p>\n\n\n\n<div class=\"answers-tip-box mt-8 mt-lg-10\">\n<div class=\"answers-small-title\">\n\t\t\t\t\t\t\t\n\u4e13\u5bb6\u63d0\u793a\uff1a\u00a0\n\n<\/div>\n<div class=\"answers-small-description mt-4\">\n\n\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\u65f6\uff0c\u8bf7\u52a1\u5fc5\u4ece\u4e0d\u540c\u4f4d\u7f6e\u8fdb\u884c\u591a\u6b21\u6d4b\u8bd5\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u4e86\u89e3\u60a8\u7684 TTFB\u3002\n\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:72px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5982\u4f55\u6539\u8fdb\u6211\u7684 TTFB\uff1f<\/strong><\/h2>\n\n\n\n<p>\u964d\u4f4e TTFB \u7684\u5efa\u8bae\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f18\u5316\u60a8\u7684\u670d\u52a1\u5668\uff1a <\/strong>\u68c0\u67e5\u60a8\u7684\u670d\u52a1\u5668\u4ee3\u7801\u5e93\u5e76\u786e\u4fdd\u5176\u9ad8\u6548\u6267\u884c\u3002\u6b64\u5916\uff0c\u8bf7\u786e\u4fdd\u60a8\u7684\u6570\u636e\u5e93\u67e5\u8be2\u5df2\u4f18\u5316\u4e14\u903b\u8f91\u7ed3\u6784\u5408\u7406\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f7f\u7528 CDN\uff1a <\/strong>CDN \u5728\u5168\u7403\u591a\u4e2a\u670d\u52a1\u5668\u4e0a\u7f13\u5b58\u7f51\u9875\uff0c\u4f7f\u7528\u6237\u8bbf\u95ee\u901f\u5ea6\u66f4\u5feb\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u542f\u7528\u6d4f\u89c8\u5668\u7f13\u5b58\uff1a <\/strong>\u6d4f\u89c8\u5668\u7f13\u5b58\u5141\u8bb8\u6d4f\u89c8\u5668\u5728\u5176\u8bbe\u5907\u4e0a\u4fdd\u5b58\u56fe\u7247\u7b49\u9759\u6001\u7ec4\u4ef6\uff0c\u4ece\u800c\u51cf\u5c11 <a href=\"https:\/\/hocoos.com\/zh\/%e7%ad%94%e6%a1%88\/%e4%bb%80%e4%b9%88%e6%98%af%e9%a1%b5%e9%9d%a2%e5%8a%a0%e8%bd%bd%e6%97%b6%e9%97%b4\/\" data-type=\"answer\" data-id=\"4570\">\u52a0\u8f7d\u9875\u9762\u7684\u65f6\u95f4<\/a>.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u9009\u62e9\u901f\u5ea6\u5feb\u7684\u7f51\u7ad9\u4e3b\u673a\uff1a<\/strong> <a href=\"https:\/\/hocoos.com\/zh\/%e7%ad%94%e6%a1%88\/%e5%a5%bd%e7%9a%84%e8%99%9a%e6%8b%9f%e4%b8%bb%e6%9c%ba%e6%8f%90%e4%be%9b%e5%95%86%e5%ba%94%e8%af%a5%e5%85%b7%e5%a4%87%e5%93%aa%e4%ba%9b%e6%9d%a1%e4%bb%b6\/\">\u9009\u62e9\u4fe1\u8a89\u826f\u597d\u7684\u7f51\u7ad9\u6258\u7ba1\u670d\u52a1\u63d0\u4f9b\u5546<\/a> \u4ee5\u901f\u5ea6\u548c\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u800c\u95fb\u540d\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"height:72px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u603b\u7ed3&nbsp;<\/strong><\/h2>\n\n\n\n<p>TTFB \u5bf9\u7f51\u7ad9\u6027\u80fd\u5f88\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u4f1a\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\uff0c <a href=\"https:\/\/hocoos.com\/zh\/%e7%ad%94%e6%a1%88\/%e4%bb%80%e4%b9%88%e6%98%afseo\/\" data-type=\"answer\" data-id=\"4440\">\u641c\u7d22\u5f15\u64ce\u4f18\u5316<\/a>\u751a\u81f3\u4f1a\u5f71\u54cd\u8f6c\u5316\u7387\u3002\u6709\u591a\u79cd\u56e0\u7d20\u4f1a\u5f71\u54cd\u201c\u9996\u6b21\u5b57\u8282\u65f6\u95f4\u201d(TTFB)\uff0c\u4f7f\u7528\u9002\u5f53\u7684\u5de5\u5177\u548c\u6280\u672f\u4f18\u5316\u8fd9\u4e9b\u56e0\u7d20\u6709\u52a9\u4e8e\u4e3a\u8bbf\u95ee\u8005\u63d0\u4f9b\u66f4\u5feb\u7684\u7f51\u7ad9\u4f53\u9a8c\u3002\u8bf7\u52a1\u5fc5\u76d1\u63a7\u60a8\u7684 TTFB \u5e76\u66f4\u9891\u7e41\u5730\u6d4b\u8bd5\u5404\u79cd\u4f18\u5316\u7b56\u7565\uff0c\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u7ed3\u679c\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>How is TTFB different from page load time? TTFB measures the time it takes for a server to respond to a network request, meanwhile, page load time measures the time required for a web browser to completely load a website, including all of the images, scripts, and style sheets. Key Differences: Feature TTFB Page Load [&hellip;]<\/p>","protected":false},"author":39,"featured_media":5288,"template":"","answers_category":[21],"class_list":["post-5290","answer","type-answer","status-publish","has-post-thumbnail","hentry","answers_category-hosting"],"acf":{"image":null,"card_image":5288,"content":[{"acf_fc_layout":"header_section","title":"\u4ec0\u4e48\u662f TTFB\uff08\u9996\u5b57\u8282\u65f6\u95f4\uff09\uff1f","descriptions":"TTFB tracks the time taken by your browser to receive the first byte of information from a site\u2019s server.<br\/><br\/>This response time is crucial because it determines how fast a webpage begins to load, which in turn affects a user\u2019s experience and your website\u2019s SEO.\r\n","tip_label":"Pro Tip","tip":"Consider server locations in different geographical locations and how they impact your audience when analyzing TTFB.","additional_tips":null,"key_takeaways_label":"Key Takeaways:","key_takeaways":[{"label":"Although achieving a TTFB under 200ms does not guarantee user satisfaction or SEO success, it is often associated with both. Calculate your score in PageSpeed Insights","body":""},{"label":"You can increase the speed of your website by improving the efficiency of your server and network resources. Also, apply CDNs and caching methods","body":""},{"label":"Track your TTFB and test what improves performance and speed the most","body":""}]}]},"_links":{"self":[{"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/answer\/5290","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/answer"}],"about":[{"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/types\/answer"}],"author":[{"embeddable":true,"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/users\/39"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/media\/5288"}],"wp:attachment":[{"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/media?parent=5290"}],"wp:term":[{"taxonomy":"answers_category","embeddable":true,"href":"https:\/\/hocoos.com\/zh\/wp-json\/wp\/v2\/answers_category?post=5290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}