{"id":659,"date":"2025-12-09T15:35:39","date_gmt":"2025-12-09T07:35:39","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=659"},"modified":"2025-12-09T15:35:39","modified_gmt":"2025-12-09T07:35:39","slug":"%e7%bd%91%e7%ab%99%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90%e4%bc%98%e5%8c%96%e5%ae%9e%e4%be%8b%ef%bc%88%e7%bd%91%e7%ab%99%e5%8a%a0%e8%bd%bd%e6%85%a2%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/09\/%e7%bd%91%e7%ab%99%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90%e4%bc%98%e5%8c%96%e5%ae%9e%e4%be%8b%ef%bc%88%e7%bd%91%e7%ab%99%e5%8a%a0%e8%bd%bd%e6%85%a2%ef%bc%89\/","title":{"rendered":"\u7f51\u7ad9\u6027\u80fd\u5206\u6790\u4f18\u5316\u5b9e\u4f8b\uff08\u7f51\u7ad9\u52a0\u8f7d\u6162\uff09"},"content":{"rendered":"\n<p>\u4e0b\u9762\u7ed9\u4f60<strong>\u4e00\u4efd\u5b9e\u6218\u5411\u7684\u300a\u7f51\u7ad9\u6027\u80fd\u5206\u6790\u4e0e\u4f18\u5316\u5b9e\u4f8b\uff08\u7f51\u7ad9\u52a0\u8f7d\u6162\uff09\u300b<\/strong>\uff0c\u5305\u542b\uff1a\u75c7\u72b6 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class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u75c7\u72b6<\/th><th>\u53ef\u80fd\u539f\u56e0<\/th><\/tr><\/thead><tbody><tr><td>\u9996\u5c4f\u6253\u5f00\u8981 5\u201310 \u79d2<\/td><td>\u9759\u6001\u8d44\u6e90\u8fc7\u5927\u3001\u6e32\u67d3\u963b\u585e\u3001\u6ca1\u6709\u4f7f\u7528\u7f13\u5b58<\/td><\/tr><tr><td>\u9875\u9762\u767d\u5c4f\u65f6\u95f4\u957f<\/td><td>JS \u4f53\u79ef\u8fc7\u5927\u3001\u672a\u5206\u5305\u3001\u963b\u585e\u6e32\u67d3<\/td><\/tr><tr><td>\u540e\u7aef\u63a5\u53e3\u54cd\u5e94\u6162<\/td><td>DB \u67e5\u8be2\u6162\u3001N+1 \u67e5\u8be2\u3001\u9501\u7b49\u5f85<\/td><\/tr><tr><td>\u56fd\u5185\u8bbf\u95ee\u5feb\u3001\u56fd\u5916\u6162\uff08\u6216\u53cd\u4e4b\uff09<\/td><td>\u6ca1\u6709 CDN\u3001\u673a\u623f\u8ddd\u79bb\u7528\u6237\u8fdc<\/td><\/tr><tr><td>\u56fe\u7247\u52a0\u8f7d\u6162<\/td><td>\u56fe\u7247\u672a\u538b\u7f29\u3001\u4f7f\u7528\u539f\u56fe\u3001LazyLoad \u7f3a\u5931<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83e\uddea \u4e8c\u3001\u8bca\u65ad\u5de5\u5177\u4e0e\u5206\u6790\u65b9\u6cd5<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\u2460 Chrome DevTools\uff08\u6700\u91cd\u8981\uff09<\/h2>\n\n\n\n<p>\u8def\u5f84\uff1aF12 \u2192 Performance \/ Network<\/p>\n\n\n\n<p>\u91cd\u70b9\u770b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DOMContentLoaded (DCL)<\/strong>\uff1aHTML \u89e3\u6790\u5b8c\u6210\u65f6\u95f4<\/li>\n\n\n\n<li><strong>Largest Contentful Paint (LCP)<\/strong>\uff1a\u6700\u5927\u5185\u5bb9\u9996\u6b21\u5448\u73b0<\/li>\n\n\n\n<li><strong>JS \u811a\u672c\u4e0b\u8f7d\/\u6267\u884c\u65f6\u95f4<\/strong><\/li>\n\n\n\n<li><strong>\u8d44\u6e90\u662f\u5426\u6765\u81ea\u7f13\u5b58\uff08200 vs 304\uff09<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u2714 \u80fd\u5f97\u51fa\uff1a\u95ee\u9898\u5728\u524d\u7aef\u8fd8\u662f\u540e\u7aef\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2461 Lighthouse\uff08\u6027\u80fd\u5f97\u5206\uff09<\/h2>\n\n\n\n<p>\u80fd\u7ed9\u4f60\u7684\u7ad9\u6253\u5206\uff0c\u76f4\u63a5\u6307\u51fa\u74f6\u9888\uff1a\u56fe\u7247\u3001\u7f13\u5b58\u3001\u963b\u585e JS \u7b49\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2462 \u540e\u7aef APM\uff08\u5e94\u7528\u6027\u80fd\u76d1\u63a7\uff09<\/h2>\n\n\n\n<p>\u63a8\u8350\u5de5\u5177\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SkyWalking<\/li>\n\n\n\n<li>Jaeger<\/li>\n\n\n\n<li>New Relic<\/li>\n\n\n\n<li>Pinpoint<\/li>\n<\/ul>\n\n\n\n<p>\u80fd\u770b\u5230\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u54ea\u4e2a\u63a5\u53e3\u6162\uff1f<\/li>\n\n\n\n<li>SQL \u6162\u5728\u54ea\u91cc\uff1f<\/li>\n\n\n\n<li>\u54ea\u6bb5\u4ee3\u7801\u8017\u65f6\uff1f<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2463 Nginx \/ Apache \u65e5\u5fd7<\/h2>\n\n\n\n<p>\u6392\u67e5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bf7\u6c42\u662f\u5426\u591a\u6b21\u91cd\u5b9a\u5411<\/li>\n\n\n\n<li>\u67d0\u4e9b\u8def\u5f84\u662f\u5426 500\/502<\/li>\n\n\n\n<li>\u5ef6\u8fdf\u662f\u5426\u96c6\u4e2d\u5728\u9759\u6001\u8d44\u6e90<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2464 \u6570\u636e\u5e93\u6162\u67e5\u8be2\u65e5\u5fd7<\/h2>\n\n\n\n<p>MySQL \u542f\u7528\u6162\u67e5\u8be2\u80fd\u53d1\u73b0\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u672a\u52a0\u7d22\u5f15<\/li>\n\n\n\n<li>\u590d\u6742 JOIN<\/li>\n\n\n\n<li>\u6392\u5e8f\u3001\u5206\u7ec4\u5bfc\u81f4\u5168\u8868\u626b\u63cf<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83e\udde9 \u4e09\u3001\u4e09\u4e2a\u771f\u5b9e\u6848\u4f8b\uff08\u53ef\u76f4\u63a5\u590d\u7528\uff09<\/h1>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5b9e\u4f8b 1\uff1a<strong>\u9996\u9875\u52a0\u8f7d 8 \u79d2\uff0c\u9996\u5c4f\u767d\u5c4f\u5f88\u4e45<\/strong><\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd0d \u8bca\u65ad\u6b65\u9aa4<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>DevTools \u2192 Performance<br>\u53d1\u73b0 JS \u52a0\u8f7d\u5360\u4e86 <strong>6 \u79d2<\/strong>\u3002<\/li>\n\n\n\n<li>Network \u770b\u5230\u4e00\u4e2a <strong>3MB \u7684 app.js<\/strong> \u6587\u4ef6\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83e\udde8 \u95ee\u9898\uff1a\u524d\u7aef\u672a\u62c6\u5305\uff0c\u4f53\u79ef\u592a\u5927<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd27 \u89e3\u51b3\u65b9\u6848<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u65b9\u6848<\/th><th>\u6548\u679c<\/th><\/tr><\/thead><tbody><tr><td>Webpack \/ Vite \u62c6\u5305\uff08splitChunks\uff09<\/td><td>app.js \u2192 300KB<\/td><\/tr><tr><td>\u5f00\u542f Gzip\/Brotli<\/td><td>\u524d\u7aef\u5305\u538b\u7f29 70%<\/td><\/tr><tr><td>\u8def\u7531\u61d2\u52a0\u8f7d<\/td><td>\u9996\u5c4f\u53ea\u52a0\u8f7d\u9996\u5c4f\u6a21\u5757<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u2728 \u4f18\u5316\u7ed3\u679c\uff1a<br><strong>8 \u79d2 \u2192 2.1 \u79d2<\/strong>\uff0c\u767d\u5c4f\u6d88\u5931\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5b9e\u4f8b 2\uff1a<strong>\u63a5\u53e3\u54cd\u5e94\u8981 1\u20132 \u79d2\uff0c\u9875\u9762\u52a0\u8f7d\u5f88\u6162<\/strong><\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd0d \u8bca\u65ad\u6b65\u9aa4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>APM \u663e\u793a\uff1a<code>\/api\/articles<\/code> \u8017\u65f6 1.4 \u79d2<\/li>\n\n\n\n<li>SQL \u6162\u67e5\u8be2\u65e5\u5fd7\u53d1\u73b0\uff1a <code>SELECT * FROM articles ORDER BY created_at DESC LIMIT 20;<\/code> \u89e6\u53d1 <strong>\u5168\u8868\u626b\u63cf<\/strong>\uff08\u51e0\u4e07\u6761\u8bb0\u5f55\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83e\udde8 \u95ee\u9898\uff1acreated_at \u5b57\u6bb5\u672a\u52a0\u7d22\u5f15<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd27 \u89e3\u51b3\u65b9\u6848<\/h3>\n\n\n\n<p>\u52a0\u7d22\u5f15\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nALTER TABLE articles ADD INDEX idx_created (created_at);\n\n<\/pre><\/div>\n\n\n<p>\u2728 \u4f18\u5316\u7ed3\u679c\uff1a<br><strong>1.4 \u79d2 \u2192 45 ms<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5b9e\u4f8b 3\uff1a<strong>\u6d77\u5916\u8bbf\u95ee\u5361\u3001\u56fe\u7247\u52a0\u8f7d\u6162<\/strong><\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd0d \u8bca\u65ad\u6b65\u9aa4<\/h3>\n\n\n\n<p>Core Web Vitals\uff1a\u6700\u5927\u7ed8\u5236\u5143\u7d20\u662f <strong>2MB \u7684\u539f\u56fe<\/strong><br>Ping \u6d4b\u8bd5\uff1a\u6d77\u5916\u8bbf\u95ee\u5ef6\u8fdf 300\u2013500ms<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83e\udde8 \u95ee\u9898\uff1a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5927\u56fe\u672a\u538b\u7f29<\/li>\n\n\n\n<li>\u6ca1\u6709 CDN<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd27 \u89e3\u51b3\u65b9\u6848<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u56fe\u7247\u538b\u7f29\uff08TinyPNG \/ ImageMagick\uff09<\/li>\n\n\n\n<li>WebP \u683c\u5f0f<\/li>\n\n\n\n<li>\u4f7f\u7528 Cloudflare CDN<\/li>\n<\/ul>\n\n\n\n<p>\u2728 \u4f18\u5316\u7ed3\u679c\uff1a<br><strong>\u56fe\u7247\u52a0\u8f7d 3 \u79d2 \u2192 0.3 \u79d2<\/strong><br><strong>\u5168\u7403\u8bbf\u95ee\u901f\u5ea6\u63d0\u5347 50\u201380%<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\udee0 \u56db\u3001\u5b9e\u6218\u4f18\u5316\u6e05\u5355\uff08\u53ef\u76f4\u63a5\u7528\u4e8e\u4f60\u7684\u7f51\u7ad9\uff09<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd25 \u524d\u7aef\u4f18\u5316<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5f00\u542f gzip \u6216 brotli<\/li>\n\n\n\n<li>\u4f7f\u7528 CDN \u5206\u53d1\u9759\u6001\u8d44\u6e90<\/li>\n\n\n\n<li>\u56fe\u7247\u538b\u7f29\u3001WebP\u3001LazyLoad<\/li>\n\n\n\n<li>JS \u5206\u5305\u3001\u6309\u9700\u52a0\u8f7d<\/li>\n\n\n\n<li>\u4f7f\u7528 HTTP\/2 \u63d0\u9ad8\u5e76\u53d1\u4e0b\u8f7d<\/li>\n\n\n\n<li>\u5f00\u542f\u7f13\u5b58\uff1a <code>location \/static\/ { expires 30d; add_header Cache-Control \"public\"; }<\/code><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd25 \u540e\u7aef\u4f18\u5316<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6dfb\u52a0\u6570\u636e\u5e93\u7d22\u5f15<\/li>\n\n\n\n<li>\u4f7f\u7528 Redis \u7f13\u5b58\u70ed\u6570\u636e<\/li>\n\n\n\n<li>\u63a5\u53e3\u5206\u9875 + \u6570\u636e\u88c1\u526a<\/li>\n\n\n\n<li>\u907f\u514d N+1 \u67e5\u8be2\u95ee\u9898<\/li>\n\n\n\n<li>\u5f02\u6b65\u961f\u5217\u5904\u7406\u8017\u65f6\u4efb\u52a1<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd25 \u8fd0\u7ef4\u4f18\u5316<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cloudflare \/ \u963f\u91cc\u4e91 CDN<\/li>\n\n\n\n<li>Nginx \u542f\u7528\u7f13\u5b58\u4e0e\u538b\u7f29<\/li>\n\n\n\n<li>\u5408\u7406\u4f7f\u7528\u8d1f\u8f7d\u5747\u8861\uff08\u8d1f\u8f7d\u9ad8\u624d\u9700\u8981\uff09<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\udccc \u603b\u7ed3\uff08\u6700\u5173\u952e\u7684\u65b9\u5411\uff09<\/h1>\n\n\n\n<p>\u7f51\u7ad9\u52a0\u8f7d\u6162 90% \u90fd\u80fd\u88ab\u5f52\u7c7b\u4e3a\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>JS \/ CSS \/ \u56fe\u7247\u592a\u5927<\/strong>\uff08\u524d\u7aef\uff09<\/li>\n\n\n\n<li><strong>SQL \u67e5\u8be2\u6162<\/strong>\uff08\u540e\u7aef\uff09<\/li>\n\n\n\n<li><strong>\u7f51\u7edc\u8ddd\u79bb\u8fdc\u7f3a\u5c11 CDN<\/strong>\uff08\u8fd0\u7ef4\uff09<\/li>\n\n\n\n<li><strong>\u7f13\u5b58\u6ca1\u7528\u597d<\/strong>\uff08\u5168\u6808\uff09<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u9762\u7ed9\u4f60\u4e00\u4efd\u5b9e\u6218\u5411\u7684\u300a\u7f51\u7ad9\u6027\u80fd\u5206\u6790\u4e0e\u4f18\u5316\u5b9e\u4f8b\uff08\u7f51\u7ad9\u52a0\u8f7d\u6162\uff09\u300b\uff0c\u5305\u542b\uff1a\u75c7\u72b6 \u2192 \u8bca&#8230; <a class=\"more-link\" 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