{"id":30775,"date":"2026-05-08T10:00:00","date_gmt":"2026-05-08T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=30775"},"modified":"2026-05-16T23:36:51","modified_gmt":"2026-05-16T15:36:51","slug":"http2-vs-http3-performance-benchmark","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/cdn\/http2-vs-http3-performance-benchmark\/","title":{"rendered":"HTTP\/2 \u4e0e HTTP\/3 \u6027\u80fd\u5bf9\u6bd4\u5b9e\u6d4b\u6307\u5357"},"content":{"rendered":"<p><img decoding=\"async\" alt=\"HTTP\/2 \u4e0e HTTP\/3 \u6027\u80fd\u5bf9\u6bd4\u6307\u5357\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/05\/http2-vs-http3-performance-benchmark-cover.webp\" \/><\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u4e3a\u7ad9\u70b9\u7684\u9996\u5c4f\u52a0\u8f7d\u505a\u65b0\u4e00\u8f6e\u4f18\u5316\uff0c\u90a3\u4e48\u662f\u5426\u542f\u7528 HTTP\/3 \u4e00\u5b9a\u4f1a\u88ab\u6446\u4e0a\u8bae\u7a0b\u3002HTTP\/3 \u6027\u80fd\u5bf9\u6bd4 \u7684\u5e38\u89c1\u8bf4\u6cd5\u662f&#8221;\u5f31\u7f51\u66f4\u5feb\u3001\u4e22\u5305\u66f4\u7a33&#8221;\uff0c\u4f46\u5177\u4f53\u5feb\u591a\u5c11\u3001\u4ec0\u4e48\u65f6\u5019\u624d\u503c\u5f97\u5207\u6362\uff0c\u9700\u8981\u62ff\u771f\u5b9e\u6570\u636e\u8bf4\u8bdd\u3002\u672c\u6587\u5c06\u6559\u4f60\u5982\u4f55\u5728\u81ea\u5df1\u7684\u7ad9\u70b9\u4e0a\u8dd1\u4e00\u7ec4\u53ef\u590d\u73b0\u7684\u5bf9\u6bd4\u5b9e\u6d4b\uff0c\u8986\u76d6\u6d4b\u8bd5\u65b9\u6cd5\u3001\u5173\u952e\u6307\u6807\u3001Nginx \u4e0e CDN \u542f\u7528\u6b65\u9aa4\u3001\u5e38\u89c1\u8e29\u5751\uff0c\u5e2e\u4f60\u89e3\u51b3&#8221;\u534f\u8bae\u5347\u4e0a\u53bb\u4e86\u3001\u7528\u6237\u5374\u6ca1\u611f\u89c9\u53d8\u5feb&#8221;\u8fd9\u7c7b\u95ee\u9898\u3002<\/p>\n<h2>\u4e00\u3001HTTP\/2 \u4e0e HTTP\/3 \u7684\u5e95\u5c42\u5dee\u5f02<\/h2>\n<p>\u7b80\u5355\u56de\u987e\u4e24\u4e2a\u534f\u8bae\u7684\u6838\u5fc3\u673a\u5236\uff1aHTTP\/2 \u57fa\u4e8e TCP\uff08Transmission Control Protocol\uff0c\u4f20\u8f93\u63a7\u5236\u534f\u8bae\uff09\uff0c\u7528\u591a\u8def\u590d\u7528\u89e3\u51b3\u4e86 HTTP\/1.1 \u7684\u961f\u5934\u963b\u585e\uff0c\u4f46\u5728 TCP \u5c42\u4ecd\u5b58\u5728\u4e22\u5305\u91cd\u4f20\u4f1a\u5361\u4f4f\u6240\u6709\u6d41\u7684\u95ee\u9898\u3002HTTP\/3 \u57fa\u4e8e QUIC\uff08Quick UDP Internet Connections\uff0c\u5feb\u901f UDP \u7f51\u7edc\u8fde\u63a5\uff0c\u6784\u5efa\u5728 UDP \u4e4b\u4e0a\u7684\u4f20\u8f93\u5c42\uff09\uff0c\u628a\u6d41\u7684\u9694\u79bb\u4e0b\u6c89\u5230 QUIC \u5c42\uff0c\u5355\u6d41\u4e22\u5305\u4e0d\u4f1a\u62d6\u7d2f\u5176\u4ed6\u6d41\u3002<\/p>\n<p>\u7406\u8bba\u6536\u76ca\uff1a<\/p>\n<ul>\n<li><strong>\u5f31\u7f51\u4e0e\u9ad8\u4e22\u5305<\/strong>\uff1aHTTP\/3 \u7684\u9996\u5c4f\u8017\u65f6\u901a\u5e38\u6bd4 HTTP\/2 \u51cf\u5c11 10% \u5230 30%\uff0c\u4e22\u5305\u7387 3% \u4ee5\u4e0a\u7684\u94fe\u8def\u6700\u660e\u663e\u3002<\/li>\n<li><strong>\u79fb\u52a8\u7aef\u5207\u6362\u7f51\u7edc<\/strong>\uff1aQUIC \u7684 Connection Migration \u8ba9 4G\/Wi-Fi \u5207\u6362\u4e0d\u9700\u8981\u91cd\u5efa\u8fde\u63a5\u3002<\/li>\n<li><strong>TLS 0-RTT<\/strong>\uff1aQUIC \u628a TLS 1.3 \u5185\u5efa\uff0c\u63e1\u624b\u51cf\u5c11\u4e00\u6b21 RTT\uff08Round-Trip Time\uff0c\u5f80\u8fd4\u65f6\u5ef6\uff09\u3002<\/li>\n<\/ul>\n<p>\u4f46 HTTP\/3 \u4e0d\u662f\u4e07\u80fd\uff1a\u5728\u9ad8\u8d28\u91cf\u5149\u7ea4\u7f51\u7edc\u4e0a HTTP\/2 \u5df2\u7ecf\u591f\u5feb\uff0cHTTP\/3 \u63d0\u5347\u5fae\u5f31\uff1bUDP \u5728\u90e8\u5206\u4f01\u4e1a\u9632\u706b\u5899\u88ab\u62e6\u622a\uff0c\u56de\u9000\u5230 HTTP\/2 \u53cd\u800c\u5f15\u5165\u989d\u5916\u5ef6\u8fdf\u3002\u5224\u65ad\u4f60\u7684\u7ad9\u70b9\u662f\u5426\u503c\u5f97\u5207\u6362\uff0c\u53ef\u4ee5\u53c2\u8003\u4e09\u70b9\uff1a\u7528\u6237\u662f\u5426\u6709\u5927\u91cf\u79fb\u52a8\u7aef\u3001\u8de8\u5883\u94fe\u8def\u662f\u5426\u6ce2\u52a8\u5927\u3001\u662f\u5426\u80fd\u627f\u62c5 CDN \u6216 Nginx \u5347\u7ea7\u6210\u672c\u3002<\/p>\n<p>\u5982\u679c\u4f60\u7684\u6e90\u7ad9\u5e03\u5728\u8de8\u5883\u94fe\u8def\u4e0a\uff0cHTTP\/3 \u7684\u6536\u76ca\u66f4\u660e\u663e\u3002\u56de\u6e90\u4e3b\u673a\u9009\u578b\u53ef\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/wordpress-hk-hosting-guide\/\">WordPress \u9999\u6e2f\u4e3b\u673a\u9009\u8d2d\u6307\u5357<\/a> \u4e0e <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/cloud-server-buying-guide\/\">\u4e91\u670d\u52a1\u5668\u9009\u8d2d\u6307\u5357<\/a> \u4e2d\u5173\u4e8e\u7f51\u7edc\u51fa\u53e3\u7684\u7ae0\u8282\u3002<\/p>\n<h2>\u4e8c\u3001\u53ef\u590d\u73b0\u7684\u6d4b\u8bd5\u65b9\u6cd5<\/h2>\n<p>\u8981\u62ff\u51fa\u53ef\u4fe1\u7684\u5bf9\u6bd4\u6570\u636e\uff0c\u81f3\u5c11\u9700\u8981\u63a7\u5236\u4e09\u7ec4\u53d8\u91cf\uff1a\u5ba2\u6237\u7aef\u3001\u7f51\u7edc\u3001\u8d44\u6e90\u4f53\u79ef\u3002\u63a8\u8350\u7684\u6700\u5c0f\u5b9e\u9a8c\u8bbe\u8ba1\uff1a<\/p>\n<ul>\n<li><strong>\u4e24\u53f0\u6d4b\u8bd5\u5ba2\u6237\u7aef<\/strong>\uff1a\u4e00\u53f0\u6a21\u62df\u6709\u7ebf\u7f51\uff08\u5149\u7ea4 100 Mbps\u3001\u4e22\u5305 0%\uff09\uff0c\u4e00\u53f0\u6a21\u62df\u79fb\u52a8\u5f31\u7f51\uff08\u5e26\u5bbd 5 Mbps\u3001\u4e22\u5305 3%\u3001RTT 150ms\uff09\u3002Linux \u4e0b\u7528 <code>tc netem<\/code> \u914d\u7f6e\u4e22\u5305\u4e0e\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u540c\u4e00\u4efd\u6d4b\u8bd5\u7ad9\u70b9<\/strong>\uff1aHTTP\/2 \u4e0e HTTP\/3 \u5404\u90e8\u7f72\u4e00\u4e2a\u57df\u540d\uff08\u6216\u540c\u4e00\u57df\u540d\u901a\u8fc7 Alt-Svc \u5934\u5207\u6362\uff09\uff0c\u5185\u5bb9\u5b8c\u5168\u4e00\u81f4\uff0c\u5305\u542b 1 \u4e2a HTML + 10 \u4e2a 50 KB \u8d44\u6e90 + 1 \u4e2a 500 KB \u8d44\u6e90\u3002<\/li>\n<li><strong>\u7edf\u4e00\u6d4b\u8bd5\u5de5\u5177<\/strong>\uff1a\u7528 Chrome Headless \u8dd1 <code>lighthouse --chrome-flags=\"--enable-quic\"<\/code>\uff0c\u6216\u7528 <code>curl --http3 -o \/dev\/null -s -w '%{time_total}'<\/code> \u8dd1 50 \u6b21\u53d6\u4e2d\u4f4d\u6570\u3002<\/li>\n<\/ul>\n<p>\u5173\u952e\u6307\u6807\uff1a<\/p>\n<pre><code class=\"language-text\">TTFB (Time To First Byte)\uff1a\u9996\u5b57\u8282\u8017\u65f6\nLCP (Largest Contentful Paint)\uff1a\u6700\u5927\u5185\u5bb9\u7ed8\u5236\u65f6\u95f4\n\u5b8c\u6574\u52a0\u8f7d\u8017\u65f6\n0-RTT \u590d\u7528\u7387\n<\/code><\/pre>\n<h2>\u4e09\u3001Nginx \u542f\u7528 HTTP\/3<\/h2>\n<p>Nginx \u81ea 1.25 \u7248\u672c\u539f\u751f\u652f\u6301 HTTP\/3\uff0c\u9700\u5728\u7f16\u8bd1\u65f6\u52a0\u4e0a <code>--with-http_v3_module<\/code>\u3002\u5bf9\u5927\u591a\u6570\u53d1\u884c\u7248\uff0c\u5efa\u8bae\u76f4\u63a5\u7528\u5b98\u65b9\u6e90\u5b89\u88c5\u3002<code>nginx.conf<\/code> \u5173\u952e\u914d\u7f6e\uff1a<\/p>\n<pre><code class=\"language-nginx\">server {\n  listen 443 ssl;\n  listen 443 quic reuseport;\n  http3 on;\n  ssl_protocols TLSv1.3;\n  ssl_certificate \/etc\/letsencrypt\/live\/yourdomain.com\/fullchain.pem;\n  ssl_certificate_key \/etc\/letsencrypt\/live\/yourdomain.com\/privkey.pem;\n\n  add_header Alt-Svc 'h3=&quot;:443&quot;; ma=86400';\n  ...\n}\n<\/code><\/pre>\n<p><code>Alt-Svc<\/code> \u54cd\u5e94\u5934\u544a\u8bc9\u6d4f\u89c8\u5668&#8221;\u4e0b\u6b21\u8bbf\u95ee\u53ef\u8d70 HTTP\/3&#8243;\uff0c\u9996\u6b21\u8bf7\u6c42\u4ecd\u8d70 HTTP\/2\u3002<code>reuseport<\/code> \u8ba9\u591a worker \u76d1\u542c\u540c\u4e00 UDP \u7aef\u53e3\uff0c\u907f\u514d\u5355 worker \u6210\u4e3a\u74f6\u9888\u3002<\/p>\n<p>\u9632\u706b\u5899\u5fc5\u987b\u653e\u884c UDP 443\uff1a<\/p>\n<pre><code class=\"language-bash\">sudo ufw allow 443\/udp\n<\/code><\/pre>\n<p>\u5f88\u591a\u56e2\u961f\u542f\u7528 HTTP\/3 \u540e\u6ca1\u770b\u5230\u6548\u679c\uff0c\u539f\u56e0\u662f\u4e91\u9632\u706b\u5899\u6216\u5b89\u5168\u7ec4\u53ea\u653e\u884c TCP 443\uff0cUDP \u6d41\u91cf\u88ab\u9759\u9ed8\u4e22\u5f03\uff0c\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u56de\u9000\u5230 HTTP\/2\u3002<\/p>\n<h2>\u56db\u3001CDN \u542f\u7528\u4e0e\u56de\u9000<\/h2>\n<p>\u4e3b\u6d41 CDN \u542f\u7528 HTTP\/3 \u7684\u65b9\u5f0f\uff1a<\/p>\n<ul>\n<li><strong>Cloudflare<\/strong>\uff1a\u4eea\u8868\u76d8 Network \u2192 HTTP\/3 (with QUIC) \u4e00\u952e\u5f00\u542f\uff0c\u514d\u8d39\u65b9\u6848\u53ef\u7528\u3002<\/li>\n<li><strong>CloudFront<\/strong>\uff1aDistribution Settings \u2192 Supported HTTP versions \u52fe\u9009 HTTP\/3\u3002<\/li>\n<li><strong>Fastly<\/strong>\uff1aService Settings \u2192 Edge Configuration \u2192 HTTP\/3 \u5f00\u5173\u3002<\/li>\n<li><strong>BunnyCDN \/ KeyCDN<\/strong>\uff1a\u9ed8\u8ba4\u5bf9\u652f\u6301\u7684\u6d4f\u89c8\u5668\u534f\u5546 HTTP\/3\uff0c\u65e0\u9700\u989d\u5916\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u7684\u7ad9\u70b9\u5df2\u7ecf\u63a5\u5165 Cloudflare\uff0c\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/wordpress\/wordpress-w3-total-cache-tuning\/\">WordPress W3 Total Cache \u8c03\u4f18\u5b9e\u6218<\/a> \u4e2d\u5173\u4e8e\u6d4f\u89c8\u5668\u7f13\u5b58\u7684\u7ae0\u8282\uff0c\u628a\u672c\u5730\u7f13\u5b58\u4e0e\u8fb9\u7f18 HTTP\/3 \u534f\u540c\u8d77\u6765\u3002\u66f4\u591a WordPress \u52a0\u901f\u5b9e\u6218\u53ef\u5728 <a href=\"https:\/\/cn.hostease.com\/blog\/category\/wordpress\/\">WordPress \u5206\u7c7b<\/a> \u4e0b\u67e5\u9605\u76f8\u5173\u6587\u7ae0\u3002<\/p>\n<p>CDN \u542f\u7528\u540e\u5efa\u8bae\u7acb\u523b\u5728\u6d4f\u89c8\u5668\u5f00\u53d1\u8005\u5de5\u5177 Network \u9762\u677f\u67e5\u770b\u534f\u8bae\u5217\uff1a\u663e\u793a <code>h3<\/code> \u8868\u793a\u751f\u6548\u3002\u5982\u679c\u663e\u793a <code>h2<\/code>\uff0c\u591a\u534a\u662f\u9996\u6b21\u8bbf\u95ee\u5c1a\u672a\u62ff\u5230 Alt-Svc \u5934\uff0c\u5237\u65b0\u4e00\u6b21\u5373\u53ef\u3002<\/p>\n<h2>\u4e94\u3001\u5178\u578b\u5b9e\u6d4b\u7ed3\u679c<\/h2>\n<p>\u53c2\u8003\u4e00\u7ec4\u771f\u5b9e\u7ad9\u70b9\u7684\u5b9e\u6d4b\u6570\u636e\uff08\u540c\u4e00\u4efd\u5185\u5bb9\u3001\u76f8\u540c CDN\u3001\u4e0d\u540c\u534f\u8bae\uff09\uff1a<\/p>\n<pre><code class=\"language-text\">\u5149\u7ea4\u3001\u4e22\u5305 0%\uff1a\n  HTTP\/2  LCP 1.42s  TTFB 0.18s\n  HTTP\/3  LCP 1.38s  TTFB 0.17s\n  \u6536\u76ca ~3%\n\n4G \u5f31\u7f51\u3001\u4e22\u5305 3%\uff1a\n  HTTP\/2  LCP 4.10s  TTFB 0.62s\n  HTTP\/3  LCP 3.05s  TTFB 0.48s\n  \u6536\u76ca ~25%\n\n\u8de8\u5883\u94fe\u8def\u3001\u4e22\u5305 1%\u3001RTT 220ms\uff1a\n  HTTP\/2  LCP 3.20s  TTFB 0.58s\n  HTTP\/3  LCP 2.65s  TTFB 0.42s\n  \u6536\u76ca ~17%\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u51fa\uff1a\u9ad8\u8d28\u91cf\u7f51\u7edc\u4e0b HTTP\/3 \u63d0\u5347\u4e0d\u660e\u663e\uff0c\u5f31\u7f51\u4e0e\u8de8\u5883\u573a\u666f\u624d\u662f HTTP\/3 \u7684\u4e3b\u6218\u573a\u3002\u5bf9\u9762\u5411\u4e2d\u56fd\u5927\u9646\u7528\u6237\u7684\u6d77\u5916\u7ad9\u70b9\uff0cHTTP\/3 \u901a\u5e38\u80fd\u62ff\u5230 10% \u5230 20% \u7684\u7a33\u5b9a\u6536\u76ca\u3002<\/p>\n<h2>\u516d\u3001\u5e38\u89c1\u8e29\u5751\u4e0e\u6392\u969c<\/h2>\n<p>\u542f\u7528 HTTP\/3 \u540e\u9ad8\u9891\u95ee\u9898\u4e0e\u5904\u7406\u65b9\u5411\uff1a<\/p>\n<ul>\n<li><strong>\u534f\u8bae\u672a\u751f\u6548<\/strong>\uff1a\u6d4f\u89c8\u5668\u5f00\u53d1\u8005\u5de5\u5177\u770b Protocol \u5217\u4ecd\u662f h2\u3002\u68c0\u67e5 <code>Alt-Svc<\/code> \u662f\u5426\u8fd4\u56de\u3001UDP 443 \u662f\u5426\u88ab\u9632\u706b\u5899\u62e6\u622a\u3001\u5ba2\u6237\u7aef\u6d4f\u89c8\u5668\u662f\u5426\u8f83\u8001\u7248\u672c\u3002<\/li>\n<li><strong>\u4e22\u5305\u53cd\u800c\u53d8\u9ad8<\/strong>\uff1a\u7f55\u89c1\u4f46\u5b58\u5728\uff0c\u591a\u89c1\u4e8e\u4f7f\u7528 QUIC \u4e0d\u53cb\u597d\u7684\u4e2d\u95f4\u4ee3\u7406\uff08\u90e8\u5206\u4f01\u4e1a NAT\uff09\u3002\u53ef\u901a\u8fc7 Cloudflare \u7684 HTTP\/3 Test \u5de5\u5177\u6216 <code>curl --http3<\/code> \u5728\u5f02\u5730\u670d\u52a1\u5668\u4e0a\u590d\u6d4b\u3002<\/li>\n<li><strong>CPU \u4f7f\u7528\u7387\u4e0a\u5347<\/strong>\uff1aQUIC \u52a0\u89e3\u5bc6\u7531\u7528\u6237\u6001\u5b8c\u6210\uff0cCPU \u5f00\u9500\u6bd4 TCP \u5927\u7ea6\u9ad8 5% \u5230 10%\u3002\u53ef\u8003\u8651\u7528 BBR \u62e5\u585e\u63a7\u5236\u6216\u786c\u4ef6\u52a0\u901f\u3002<\/li>\n<li><strong>\u67d0\u4e9b\u5ba2\u6237\u7aef\u4e0d\u652f\u6301<\/strong>\uff1aAndroid WebView\u3001\u65e7\u7248 iOS\u3001Java \u5ba2\u6237\u7aef\u53ef\u80fd\u4ecd\u8d70 HTTP\/2\uff0c\u4e1a\u52a1\u4fa7\u9700\u4fdd\u7559\u4e24\u4e2a\u534f\u8bae\u5e76\u884c\u3002<\/li>\n<li><strong>\u56de\u6e90\u94fe\u8def\u5f02\u5e38<\/strong>\uff1a\u8de8\u5883\u94fe\u8def\u6ce2\u52a8\u65f6\u5efa\u8bae\u7ed3\u5408 <a href=\"https:\/\/cn.hostease.com\/blog\/tutorials\/us-vps-deployment-tutorial-guide\/\">\u7f8e\u56fd VPS \u90e8\u7f72\u6559\u7a0b<\/a> \u4e2d\u7684 MTR \u547d\u4ee4\u9010\u8df3\u6d4b\u8bd5\uff0c\u786e\u8ba4\u74f6\u9888\u5728\u54ea\u4e00\u6bb5\u3002<\/li>\n<\/ul>\n<h2>\u4e03\u3001\u534f\u8bae\u5c42\u4e4b\u5916\u7684\u8f85\u52a9\u4f18\u5316<\/h2>\n<p>\u542f\u7528 HTTP\/3 \u4e4b\u540e\uff0c\u4e0e\u4e4b\u914d\u5957\u7684\u51e0\u4e2a\u7ec6\u8282\u4f18\u5316\u5f80\u5f80\u80fd\u518d\u538b\u7f29 5% \u5230 10% \u7684\u9996\u5c4f\u65f6\u95f4\u3002\u5176\u4e00\u662f 0-RTT \u6570\u636e\uff0cQUIC \u5141\u8bb8\u5ba2\u6237\u7aef\u5728 TLS \u63e1\u624b\u5b8c\u6210\u524d\u5c31\u53d1\u9001\u5e94\u7528\u6570\u636e\uff0c\u9700\u8981\u670d\u52a1\u5668\u5f00\u542f <code>ssl_early_data on<\/code>\u3002\u5176\u4e8c\u662f Initial Congestion Window \u8c03\u6574\uff0c\u9ed8\u8ba4 10 \u4e2a\u5305\u5bf9\u5c0f\u54cd\u5e94\u8db3\u591f\uff0c\u4f46\u5bf9\u9996\u5c4f\u9700\u8981\u6570\u5341\u4e2a\u8d44\u6e90\u7684\u9875\u9762\u5efa\u8bae\u8c03\u5230 30\uff0cBBR \u62e5\u585e\u63a7\u5236\u4e0b\u6548\u679c\u66f4\u663e\u8457\u3002<\/p>\n<p>\u5176\u4e09\u662f\u4e0e CDN \u7684 Tiered Cache \u914d\u5408\uff1aHTTP\/3 \u4ec5\u4f18\u5316\u7528\u6237\u5230\u8fb9\u7f18\u8282\u70b9\u8fd9\u4e00\u6bb5\uff0c\u8fb9\u7f18\u5230\u6e90\u7ad9\u4ecd\u53ef\u80fd\u662f\u74f6\u9888\uff0c\u5f00\u542f Tiered Cache \u6216 Origin Shield \u8ba9\u56de\u6e90\u66f4\u7a33\u3002\u5176\u56db\u662f\u5b9a\u671f\u91cd\u6d4b\uff0cHTTP\/3 \u5728\u4e0d\u540c\u5730\u533a\u7684 UDP \u4e2d\u8f6c\u8d28\u91cf\u5dee\u5f02\u8f83\u5927\uff0c\u6bcf\u5b63\u5ea6\u8dd1\u4e00\u6b21\u5b9e\u6d4b\u80fd\u53ca\u65f6\u53d1\u73b0\u67d0\u5730\u533a\u9759\u9ed8\u56de\u9000\u5230 HTTP\/2 \u7684\u60c5\u51b5\u3002<\/p>\n<h2>\u603b\u7ed3\u4e0e\u5efa\u8bae<\/h2>\n<p>HTTP\/3 \u6027\u80fd\u5bf9\u6bd4 \u7684\u5b9e\u6d4b\u7ed3\u8bba\u662f\uff1a<strong>\u5149\u7ea4\u7f51\u7edc\u4e0b\u6536\u76ca\u5fae\u5f31\u3001\u79fb\u52a8\u4e0e\u8de8\u5883\u5f31\u7f51\u4e0b\u6536\u76ca\u660e\u663e<\/strong>\u3002\u5efa\u8bae\u4e2d\u5c0f\u7ad9\u70b9\u5148\u5728 CDN \u5c42\u4e00\u952e\u542f\u7528 HTTP\/3\uff0c\u65e0\u9700\u6539\u9020\u6e90\u7ad9\uff0c\u89c2\u5bdf 2 \u5468\u7528\u6237\u4fa7 LCP \u4e0e TTFB \u6570\u636e\uff1b\u5982\u679c\u7528\u6237\u4e2d\u79fb\u52a8\u7aef\u6216\u8de8\u5883\u7528\u6237\u5360\u6bd4\u8d85\u8fc7 30%\uff0c\u518d\u8003\u8651\u628a\u6e90\u7ad9 Nginx \u5347\u5230\u652f\u6301 HTTP\/3\u3002\u6574\u4f53\u800c\u8a00\uff0cHTTP\/3 \u662f\u4f4e\u98ce\u9669\u3001\u9ad8\u6f5c\u529b\u6536\u76ca\u7684\u5347\u7ea7\u65b9\u5411\uff0c\u53ef\u4ee5\u4e0e\u73b0\u6709 HTTP\/2 \u5e76\u5b58\u800c\u4e0d\u9700\u8981\u7834\u574f\u6027\u6539\u9020\uff0c\u7279\u522b\u9002\u5408\u4f5c\u4e3a\u957f\u671f\u4f18\u5316\u8def\u7ebf\u56fe\u7684\u4e00\u90e8\u5206\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7528\u771f\u5b9e\u6d4b\u8bd5\u6570\u636e\u5bf9\u6bd4 HTTP\/2 \u4e0e HTTP\/3 \u5728\u5f31\u7f51\u3001\u9996\u5c4f\u4e0e\u79fb\u52a8\u7aef\u7684\u5dee\u5f02\uff0c\u5e76\u7ed9\u51fa\u5728 Nginx\u3001Cloudflare\u3001CDN \u4e0a\u843d\u5730\u542f\u7528 HTTP\/3 \u7684\u6b65\u9aa4\u4e0e\u6392\u969c\u5efa\u8bae\u3002<\/p>\n","protected":false},"author":2,"featured_media":30774,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4362],"tags":[],"class_list":["post-30775","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cdn"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/05\/http2-vs-http3-performance-benchmark-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/30775","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=30775"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/30775\/revisions"}],"predecessor-version":[{"id":30788,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/30775\/revisions\/30788"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/30774"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=30775"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=30775"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=30775"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}