{"id":32869,"date":"2026-05-31T08:00:31","date_gmt":"2026-05-31T00:00:31","guid":{"rendered":"https:\/\/www.varidata.com\/?p=32869"},"modified":"2026-05-28T18:16:37","modified_gmt":"2026-05-28T10:16:37","slug":"why-a-low-load-server-can-still-feel-slow","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/why-a-low-load-server-can-still-feel-slow\/","title":{"rendered":"\u70ba\u4ec0\u9ebc\u4f4e\u8ca0\u8f09\u4f3a\u670d\u5668\u4ecd\u7136\u6703\u5f88\u6162"},"content":{"rendered":"\n<p>\n      \u5728<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/hk\/\" target=\"_blank\">\u4f3a\u670d\u5668\u79df\u7528\u5834\u666f<\/a>\u4e2d\uff0c\u4e00\u500b\u5f88\u5e38\u898b\u7684\u6548\u80fd\u8b0e\u984c\u662f\uff1aCPU 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TTFB \u672c\u8eab\u4e5f\u4e0d\u53ea\u662f\u5f8c\u7aef\u57f7\u884c\u6642\u9593\u7684\u7c21\u55ae\u6620\u5c04\u3002\n    <\/p>\n<h2><strong>\u4f4e\u8ca0\u8f09\u8861\u91cf\u7684\u662f\u6a5f\u5668\u72c0\u614b\uff0c\u800c\u4e0d\u662f\u5b8c\u6574\u7684\u4ea4\u4ed8\u8def\u5f91<\/strong><\/h2>\n<p>\n      \u8207\u5176\u628a\u4e00\u6b21\u8acb\u6c42\u7406\u89e3\u6210\u55ae\u9ede\u4e8b\u4ef6\uff0c\u4e0d\u5982\u628a\u5b83\u770b\u4f5c\u4e00\u689d\u5206\u6563\u5f0f\u6d41\u6c34\u7dda\u3002\u4f60\u7684\u4f3a\u670d\u5668\u53ef\u80fd\u5f88\u7a7a\u9592\uff0c\u4f46\u8acb\u6c42\u4f9d\u820a\u53ef\u80fd\u628a\u5927\u90e8\u5206\u6642\u9593\u8017\u8cbb\u5728\u300c\u7b49\u5f85\u300d\u4e0a\uff1a\n    <\/p>\n<ul>\n<li>\u7b49\u5f85 DNS \u89e3\u6790\u5b8c\u6210<\/li>\n<li>\u7b49\u5f85 TCP \u6216 TLS 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\u4f4e\u4e26\u4e0d\u610f\u5473\u8457\u7b49\u5f85\u6642\u9593\u77ed\u3002\u5982\u679c\u6280\u8853\u68e7\u963b\u585e\u5728\u5132\u5b58\u4e0a\uff0c\u57f7\u884c\u7dd2\u770b\u8d77\u4f86\u53ef\u80fd\u5927\u591a\u8655\u65bc\u7a7a\u9592\uff0c\u4f46\u8acb\u6c42\u56de\u61c9\u537b\u7570\u5e38\u7de9\u6162\u3002\u9019\u5728\u65e5\u8a8c\u91cf\u8f03\u5927\u3001\u6a94\u6848\u5feb\u53d6\u51b7\u555f\u52d5\u3001\u4e2d\u7e7c\u8cc7\u6599\u5b58\u53d6\u983b\u7e41\uff0c\u6216\u8005\u5de5\u4f5c\u968e\u6bb5\u8207\u5feb\u53d6\u6301\u4e45\u5316\u8a2d\u8a08\u4f4e\u6548\u6642\u5c24\u5176\u5e38\u898b\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8cc7\u6599\u5eab\u67e5\u8a62\u4f4e\u6548\uff0c\u800c\u4e0d\u662f\u6574\u9ad4\u7b97\u529b\u6602\u8cb4\u3002<\/strong> \u4e00\u689d\u7cdf\u7cd5\u7684\u67e5\u8a62\u8a9e\u53e5\uff0c\u6216\u8005\u4e00\u6b21\u9396\u7b49\u5f85\uff0c\u5c31\u8db3\u4ee5\u62d6\u6162\u8acb\u6c42\u5ef6\u9072\uff0c\u537b\u672a\u5fc5\u6703\u88fd\u9020\u660e\u986f\u7684\u7cfb\u7d71\u9ad8\u8ca0\u8f09\u3002\u9019\u7a2e\u554f\u984c\u5728\u52d5\u614b\u7db2\u7ad9\u4e2d\u975e\u5e38\u5e38\u898b\uff0c\u56e0\u70ba\u9801\u9762\u5f80\u5f80\u4f9d\u8cf4\u806f\u8868\u3001\u6392\u5e8f\u3001\u641c\u5c0b\u6216\u672a\u5feb\u53d6\u7684\u500b\u4eba\u5316\u5167\u5bb9\u3002\u6a5f\u5668\u672c\u8eab\u4e26\u6c92\u6709\u88ab\u58d3\u57ae\uff0c\u8acb\u6c42\u537b\u88ab\u4e32\u884c\u5361\u5728\u6162\u901f\u8cc7\u6599\u5b58\u53d6\u4e0a\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u9023\u7dda\u8655\u7406\u7b56\u7565\u4e0d\u5408\u7406\u3002<\/strong> worker \u9650\u5236\u3001\u9023\u7dda\u91cd\u7528\u3001\u8acb\u6c42\u7de9\u885d\u4ee5\u53ca\u4e0a\u6e38\u9023\u7dda\u6c60\u8a2d\u5b9a\uff0c\u90fd\u53ef\u80fd\u5728\u771f\u6b63\u57f7\u884c\u4efb\u52d9\u524d\u88fd\u9020\u6392\u968a\u73fe\u8c61\u3002\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u4f3a\u670d\u5668\u4e26\u6c92\u6709\u88ab\u5b8c\u5168\u58d3\u69a8\uff0c\u4f46\u4f7f\u7528\u8005\u4ecd\u7136\u9700\u8981\u7b49\u5f85\uff0c\u56e0\u70ba\u4e26\u884c\u7ba1\u7406\u672c\u8eab\u5c31\u5b58\u5728\u554f\u984c\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8cc7\u6e90\u8f09\u5165\u7b56\u7565\u62d6\u6162\u4e86\u6e32\u67d3\u3002<\/strong> HTML \u4e5f\u8a31\u56de\u50b3\u5f97\u5f88\u5feb\uff0c\u4f46\u963b\u585e\u6e32\u67d3\u7684\u6a23\u5f0f\u8868\u3001\u5927\u578b\u8173\u672c\u6216\u8655\u7406\u4e0d\u7576\u7684\u5b57\u578b\u8cc7\u6e90\uff0c\u4ecd\u7136\u6703\u8b93\u9801\u9762\u300c\u9ad4\u611f\u5f88\u6162\u300d\u3002\u6548\u80fd\u6587\u4ef6\u53cd\u8986\u5f37\u8abf\uff0c\u50c5\u50c5\u8b93 HTML \u5feb\u901f\u5230\u9054\u4e26\u4e0d\u5920\uff0c\u5982\u679c\u95dc\u9375\u6e32\u67d3\u8def\u5f91\u4e0a\u7684\u8cc7\u6e90\u9072\u9072\u4e0d\u5230\uff0c\u9801\u9762\u4f9d\u820a\u4e0d\u6703\u5feb\u3002\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5feb\u53d6\u7f3a\u5931\u3001\u88ab\u7e5e\u904e\uff0c\u6216\u8005\u63a9\u84cb\u4e86\u66f4\u6df1\u5c64\u7684\u554f\u984c\u3002<\/strong> \u5feb\u53d6\u672a\u547d\u4e2d\u6703\u89f8\u767c\u6602\u8cb4\u7684\u4f86\u6e90\u7ad9\u8a08\u7b97\uff0c\u800c\u5feb\u53d6\u904e\u65bc\u6210\u529f\u6642\uff0c\u53c8\u53ef\u80fd\u63a9\u84cb\u4e00\u500b\u672c\u4f86\u5c31\u5f88\u6162\u7684\u5f8c\u7aef\uff0c\u76f4\u5230\u67d0\u4e9b\u672a\u5feb\u53d6\u8acb\u6c42\u628a\u554f\u984c\u66b4\u9732\u51fa\u4f86\u3002web.dev \u660e\u78ba\u63d0\u9192\uff0c\u5feb\u53d6\u5c64\u5728\u8a3a\u65b7\u6642\u53ef\u80fd\u6703\u63a9\u84cb\u4f86\u6e90\u7ad9\u904e\u9577\u7684 TTFB\u3002\n<\/p>\n<\/li>\n<li>\n<p><strong>\u7b2c\u4e09\u65b9\u4f9d\u8cf4\u62d6\u6162\u4e86\u6574\u9ad4\u5b8c\u6210\u6642\u9593\u3002<\/strong> \u7d71\u8a08\u8173\u672c\u3001\u9060\u7aef\u5b57\u578b\u3001\u5d4c\u5165\u5f0f\u5c0f\u5143\u4ef6\u4ee5\u53ca\u5916\u90e8 API\uff0c\u90fd\u53ef\u80fd\u6210\u70ba\u8f09\u5165\u6642\u9593\u7684\u4e3b\u5c0e\u56e0\u7d20\u3002\u5373\u4fbf\u4f86\u6e90\u7ad9\u672c\u8eab\u5065\u5eb7\uff0c\u700f\u89bd\u5668\u4e5f\u53ef\u80fd\u4e00\u76f4\u5361\u5728\u7b49\u5f85\u90a3\u4e9b\u4f60\u7121\u6cd5\u5b8c\u5168\u63a7\u5236\u7684\u5916\u90e8\u8cc7\u6e90\u4e0a\u3002<\/p>\n<\/li>\n<\/ol>\n<h2><strong>\u5982\u4f55\u5224\u65b7\u662f\u7db2\u7ad9\u6162\uff0c\u9084\u662f\u9801\u9762\u6162<\/strong><\/h2>\n<p>\n      \u5de5\u7a0b\u5e2b\u82e5\u60f3\u66f4\u5feb\u5f97\u5230\u7b54\u6848\uff0c\u6700\u6709\u6548\u7684\u65b9\u6cd5\u662f\u628a\u554f\u984c\u6309\u5c64\u62c6\u958b\u3002\u5efa\u8b70\u6309\u4ee5\u4e0b\u9806\u5e8f\u8655\u7406\uff1a\n    <\/p>\n<ol>\n<li>\u5206\u5225\u6e2c\u91cf DNS\u3001\u9023\u7dda\u5efa\u7acb\u3001TLS\u3001\u8acb\u6c42\u9001\u51fa\u548c\u56de\u61c9\u8fd4\u56de\u6642\u9593\u3002<\/li>\n<li>\u5c0d\u6bd4 TTFB \u8207\u6574\u9801\u8f09\u5165\u6642\u9593\u3001\u6e32\u67d3\u95dc\u9375\u7bc0\u9ede\u3002<\/li>\n<li>\u5206\u5225\u6e2c\u8a66\u672a\u547d\u4e2d\u5feb\u53d6\u548c\u547d\u4e2d\u5feb\u53d6\u7684\u8acb\u6c42\u3002<\/li>\n<li>\u5f9e\u4e0d\u540c\u5730\u5340\u8207\u4e0d\u540c\u7db2\u8def\u74b0\u5883\u91cd\u8907\u6e2c\u8a66\u3002<\/li>\n<li>\u67e5\u770b\u5b8c\u6574\u7011\u5e03\u5716\uff0c\u800c\u4e0d\u662f\u53ea\u770b\u4e00\u500b\u5f59\u7e3d\u6307\u6a19\u3002<\/li>\n<\/ol>\n<p>\n      \u5982\u679c TTFB \u504f\u9ad8\uff0c\u5c31\u61c9\u91cd\u9ede\u95dc\u6ce8\u7db2\u8def\u8def\u5f91\u3001\u8acb\u6c42\u8def\u7531\u3001\u4e0a\u6e38\u908f\u8f2f\u8207\u4f86\u6e90\u7ad9\u8655\u7406\u5ef6\u9072\u3002\u5982\u679c TTFB \u5c1a\u53ef\uff0c\u4f46\u9801\u9762\u9ad4\u611f\u4f9d\u820a\u7de9\u6162\uff0c\u90a3\u9ebc\u5c31\u61c9\u6392\u67e5\u963b\u585e\u6e32\u67d3\u7684\u8cc7\u6e90\u3001\u8173\u672c\u57f7\u884c\u3001\u5b57\u578b\u8f09\u5165\u4ee5\u53ca\u5404\u985e\u4f9d\u8cf4\u8cc7\u6e90\u3002web.dev \u7684\u6548\u80fd\u8cc7\u6599\u5f88\u660e\u78ba\u5730\u5340\u5206\u4e86\u300cHTML \u50b3\u5f97\u5feb\u300d\u8207\u300c\u9801\u9762\u6700\u7d42\u6e32\u67d3\u5feb\u300d\u4e26\u4e0d\u662f\u540c\u4e00\u56de\u4e8b\u3002\n    <\/p>\n<h2><strong>\u9762\u5411\u5de5\u7a0b\u5e2b\u7684\u5be6\u6230\u6392\u67e5\u6d41\u7a0b<\/strong><\/h2>\n<p>\n      \u4e0d\u8981\u4e00\u958b\u59cb\u5c31\u505a\u5bec\u6cdb\u731c\u6e2c\uff0c\u800c\u61c9\u63a1\u7528\u4e00\u689d\u6536\u6582\u3001\u57fa\u65bc\u8b49\u64da\u7684\u6392\u67e5\u8def\u5f91\uff1a\n    <\/p>\n<ul>\n<li>\u5c0d\u4e00\u500b\u5177\u9ad4\u7684\u6162 URL \u505a\u7aef\u5230\u7aef\u8ffd\u8e64<\/li>\n<li>\u540c\u6642\u8a18\u9304\u7db2\u8def\u6642\u5e8f\u8207\u5f8c\u7aef\u6642\u5e8f<\/li>\n<li>\u4e3b\u52d5\u7e5e\u904e\u5feb\u53d6\u9032\u884c\u6e2c\u8a66<\/li>\n<li>\u6aa2\u67e5\u662f\u5426\u53ea\u6709\u52d5\u614b\u8def\u7531\u53d7\u5f71\u97ff<\/li>\n<li>\u5c0d\u6bd4\u533f\u540d\u6d41\u91cf\u8207\u767b\u5165\u72c0\u614b\u6d41\u91cf<\/li>\n<li>\u67e5\u770b\u9396\u7b49\u5f85\u3001\u4f47\u5217\u6df1\u5ea6\u8207\u9023\u7dda\u6c60\u8017\u76e1\u60c5\u6cc1<\/li>\n<li>\u53d6\u6a23\u5132\u5b58\u7b49\u5f85\uff0c\u800c\u4e0d\u53ea\u662f\u770b CPU \u4f7f\u7528\u7387<\/li>\n<\/ul>\n<p>\n      \u5728\u9019\u88e1\uff0c\u53ef\u89c0\u6e2c\u6027\u975e\u5e38\u95dc\u9375\u3002web.dev \u95dc\u65bc TTFB \u512a\u5316\u7684\u5efa\u8b70\u6307\u51fa\uff0c\u61c9\u900f\u904e\u4f3a\u670d\u7aef\u6642\u5e8f\u6a19\u8a18\u6216\u7b49\u6548\u9059\u6e2c\u624b\u6bb5\uff0c\u66b4\u9732\u6bcf\u500b\u8acb\u6c42\u5728\u61c9\u7528\u908f\u8f2f\u3001\u8cc7\u6599\u5eab\u5b58\u53d6\u3001\u6a21\u677f\u6e32\u67d3\u4ee5\u53ca\u4e0a\u6e38\u547c\u53eb\u4e2d\u7684\u8017\u6642\uff0c\u5f9e\u800c\u907f\u514d\u76f2\u76ee\u731c\u6e2c\u3002\n    <\/p>\n<h2><strong>\u70ba\u4ec0\u9ebc\u908a\u7de3\u5206\u767c\u8207\u5feb\u53d6\u6703\u6539\u8b8a\u6574\u500b\u5c40\u9762<\/strong><\/h2>\n<p>\n      \u5982\u679c\u4f60\u7684\u4f7f\u7528\u8005\u5206\u5e03\u5728\u591a\u500b\u5730\u5340\uff0c\u90a3\u9ebc\u628a\u5167\u5bb9\u66f4\u9760\u8fd1\u4f7f\u7528\u8005\u4ea4\u4ed8\uff0c\u5f80\u5f80\u6bd4\u55ae\u7d14\u7d66\u4f86\u6e90\u7ad9\u589e\u52a0\u7b97\u529b\u66f4\u6709\u6548\u3002\u95dc\u65bc\u5167\u5bb9\u5206\u767c\u7db2\u8def\u7684\u6548\u80fd\u5be6\u52d9\u6307\u51fa\uff0c\u5176\u6536\u76ca\u4f86\u81ea\u66f4\u77ed\u7684\u7db2\u8def\u5f80\u8fd4\u3001\u66f4\u512a\u7684\u5354\u5b9a\u8655\u7406\uff0c\u4ee5\u53ca\u66f4\u5c11\u7684\u4f86\u6e90\u7ad9\u56de\u6e90\u6b21\u6578\u3002\u5373\u4fbf\u53ea\u662f\u70ba\u9ad8\u983b\u56de\u61c9\u8a2d\u5b9a\u8f03\u77ed\u7684\u5feb\u53d6\u6642\u9593\uff0c\u4e5f\u80fd\u6e1b\u5c11\u4f86\u6e90\u7ad9\u5de5\u4f5c\u91cf\uff0c\u4e26\u5728\u4e0d\u4fee\u6539\u61c9\u7528\u7a0b\u5f0f\u78bc\u7684\u524d\u63d0\u4e0b\u6539\u5584\u56de\u61c9\u901f\u5ea6\u3002\n    <\/p>\n<p>\n      \u4f46\u5de5\u7a0b\u5e2b\u4e5f\u8981\u8b66\u60d5\uff0c\u4e0d\u8981\u628a\u908a\u7de3\u5feb\u53d6\u7684\u6210\u529f\u8aa4\u8a8d\u70ba\u4f86\u6e90\u7ad9\u672c\u8eab\u5df2\u7d93\u5065\u5eb7\u3002\u5feb\u53d6\u547d\u4e2d\u78ba\u5be6\u53ef\u80fd\u8b93\u6574\u500b\u5e73\u53f0\u770b\u8d77\u4f86\u5f88\u5feb\uff0c\u4f46\u672a\u5feb\u53d6\u8acb\u6c42\u6216\u500b\u4eba\u5316\u8acb\u6c42\u4f9d\u820a\u53ef\u80fd\u5f88\u6162\u3002\u505a\u56b4\u8085\u6392\u67e5\u6642\uff0c\u5fc5\u9808\u540c\u6642\u6e2c\u8a66\u5e36\u5feb\u53d6\u8207\u4e0d\u5e36\u5feb\u53d6\u5169\u7a2e\u93c8\u8def\u3002\n    <\/p>\n<h2><strong>\u61c9\u8a72\u512a\u5148\u512a\u5316\u4ec0\u9ebc<\/strong><\/h2>\n<p>\n      \u7576\u7db2\u7ad9\u5728\u8f15\u8ca0\u8f09\u4e0b\u4f9d\u820a\u56de\u61c9\u7de9\u6162\u6642\uff0c\u6700\u6709\u50f9\u503c\u7684\u512a\u5316\u901a\u5e38\u4e0d\u662f\u7e7c\u7e8c\u5806\u786c\u9ad4\uff0c\u800c\u662f\u512a\u5148\u6e05\u9664\u5404\u985e\u7b49\u5f85\u72c0\u614b\u3002\u4e00\u500b\u6bd4\u8f03\u6709\u6548\u7684\u512a\u5148\u9806\u5e8f\u5982\u4e0b\uff1a\n    <\/p>\n<ol>\n<li>\n<p><strong>\u6e1b\u5c11\u5f80\u8fd4\u6b21\u6578\u3002<\/strong> \u53bb\u6389\u4e0d\u5fc5\u8981\u7684\u91cd\u65b0\u5c0e\u5411\uff0c\u7cbe\u7c21 DNS \u93c8\u8def\uff0c\u4e26\u76e1\u53ef\u80fd\u7e2e\u77ed\u7db2\u8def\u8def\u5f91\u3002\u521d\u59cb\u5ef6\u9072\u672c\u4f86\u5c31\u662f\u7d2f\u52a0\u578b\u7684\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u63d0\u5347 TTFB \u53ef\u898b\u6027\u3002<\/strong> \u70ba\u8acb\u6c42\u589e\u52a0\u968e\u6bb5\u6027\u8017\u6642\u8a18\u9304\uff0c\u9019\u6a23\u4f60\u5c31\u80fd\u5b9a\u4f4d\u554f\u984c\uff0c\u800c\u4e0d\u662f\u9760\u731c\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5feb\u53d6\u90a3\u4e9b\u9069\u5408\u5feb\u53d6\u7684\u5167\u5bb9\u3002<\/strong> \u5373\u4fbf\u53ea\u662f\u5f88\u77ed\u7684\u5feb\u53d6\u8996\u7a97\uff0c\u4e5f\u80fd\u6e1b\u5c11\u4f86\u6e90\u7ad9\u8a08\u7b97\u58d3\u529b\uff0c\u8b93\u56de\u61c9\u6642\u9593\u66f4\u7a69\u5b9a\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4fee\u5fa9\u6162\u901f\u8cc7\u6599\u5b58\u53d6\u3002<\/strong> \u6aa2\u8996\u67e5\u8a62\u8a08\u756b\u3001\u9396\u7af6\u722d\u4ee5\u53ca\u7269\u4ef6\u8f09\u5165\u8def\u5f91\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7cbe\u7c21\u963b\u585e\u6e32\u67d3\u7684\u8cc7\u6e90\u3002<\/strong> \u6e1b\u5c11 CSS \u548c JavaScript 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