{"id":20305,"date":"2025-04-25T14:28:48","date_gmt":"2025-04-25T06:28:48","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/us-servers-coping-with-concurrent-user-access\/"},"modified":"2025-04-25T14:32:02","modified_gmt":"2025-04-25T06:32:02","slug":"us-servers-coping-with-concurrent-user-access","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/us-servers-coping-with-concurrent-user-access\/","title":{"rendered":"\u7f8e\u570b\u4f3a\u670d\u5668\u5982\u4f55\u61c9\u5c0d\u5927\u898f\u6a21\u4f75\u767c\u7528\u6236\u8a2a\u554f\uff1f"},"content":{"rendered":"<h2><strong>\u7406\u89e3\u4f75\u767c\u8a2a\u554f\u7684\u6311\u6230<\/strong><\/h2>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u74b0\u5883\u4e2d\uff0c<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/us\/cn2\/\" target=\"_blank\">\u7f8e\u570b\u4f3a\u670d\u5668\u79df\u7528<\/a>\u63d0\u4f9b\u5546\u5728\u7ba1\u7406\u4f75\u767c\u7528\u6236\u8a2a\u554f\u65b9\u9762\u9762\u81e8\u524d\u6240\u672a\u6709\u7684\u6311\u6230\u3002\u5373\u6642\u61c9\u7528\u7a0b\u5f0f\u3001\u4e32\u6d41\u5a92\u9ad4\u670d\u52d9\u548c\u96f2\u7aef\u5e73\u53f0\u7684\u7206\u70b8\u5f0f\u589e\u9577\u5df2\u7d93\u5c07\u50b3\u7d71\u4f3a\u670d\u5668\u67b6\u69cb\u63a8\u5411\u6975\u9650\u3002\u7576\u6210\u5343\u4e0a\u842c\u751a\u81f3\u6578\u767e\u842c\u7528\u6236\u540c\u6642\u8207\u60a8\u7684\u4f3a\u670d\u5668\u4e92\u52d5\u6642\uff0c\u6bcf\u5fae\u79d2\u7684\u56de\u61c9\u6642\u9593\u90fd\u53ef\u80fd\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u548c\u696d\u52d9\u6210\u679c\u3002<\/p>\n<p>\u73fe\u4ee3\u61c9\u7528\u7a0b\u5f0f\u7684\u8907\u96dc\u6027\uff0c\u52a0\u4e0a\u7528\u6236\u5c0d\u5373\u6642\u56de\u61c9\u7684\u671f\u671b\uff0c\u9020\u5c31\u4e86\u6280\u8853\u6311\u6230\u7684\u5b8c\u7f8e\u98a8\u66b4\uff1a<\/p>\n<ul>\n<li>\u9ad8\u8ca0\u8f09\u4e0b\u7684\u9023\u7dda\u6c60\u8017\u76e1<\/li>\n<li>\u591a\u79df\u6236\u74b0\u5883\u4e2d\u7684\u8cc7\u6e90\u722d\u7528<\/li>\n<li>\u5206\u6563\u5f0f\u7cfb\u7d71\u4e2d\u7684\u72c0\u614b\u7ba1\u7406<\/li>\n<li>\u4f75\u767c\u5beb\u5165\u64cd\u4f5c\u4e2d\u7684\u8cc7\u6599\u4e00\u81f4\u6027<\/li>\n<li>\u5c16\u5cf0\u6d41\u91cf\u671f\u9593\u7684\u7db2\u8def\u98fd\u548c<\/li>\n<li>\u8a18\u61b6\u9ad4\u7ba1\u7406\u548c\u5783\u573e\u56de\u6536\u6700\u4f73\u5316<\/li>\n<li>NUMA\u67b6\u69cb\u4e2d\u7684CPU\u5feb\u53d6\u4e00\u81f4\u6027<\/li>\n<\/ul>\n<h2><strong>\u786c\u9ad4\u67b6\u69cb\u6700\u4f73\u5316<\/strong><\/h2>\n<p>\u8655\u7406\u5927\u898f\u6a21\u4f75\u767c\u8a2a\u554f\u7684\u57fa\u790e\u59cb\u65bc\u6b63\u78ba\u8a2d\u8a08\u7684\u786c\u9ad4\u57fa\u790e\u8a2d\u65bd\u3002\u73fe\u4ee3\u7f8e\u570b\u4f3a\u670d\u5668\u8a17\u7ba1\u8a2d\u65bd\u90e8\u7f72\u5177\u670932+CPU\u6838\u5fc3\u7684\u591a\u63d2\u69fd\u4f3a\u670d\u5668\uff0c\u5229\u7528\u5148\u9032\u7684\u57f7\u884c\u7dd2\u6392\u7a0b\u6f14\u7b97\u6cd5\u3002\u9019\u4e9b\u5f37\u5927\u7684\u4f3a\u670d\u5668\u914d\u5099RAID\u914d\u7f6e\u7684NVMe\u5132\u5b58\u9663\u5217\uff0c\u63d0\u4f9b\u5c0d\u4f75\u767c\u64cd\u4f5c\u81f3\u95dc\u91cd\u8981\u7684\u4e9e\u6beb\u79d2\u7d1aI\/O\u56de\u61c9\u6642\u9593\u3002<\/p>\n<p>\u95dc\u9375\u786c\u9ad4\u8003\u616e\u56e0\u7d20\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>NUMA\uff08\u975e\u7d71\u4e00\u8a18\u61b6\u9ad4\u5b58\u53d6\uff09\u67b6\u69cb\u6700\u4f73\u5316<\/li>\n<li>PCIe 4.0\/5.0\u7528\u65bc\u589e\u5f37I\/O\u8f38\u9001\u91cf<\/li>\n<li>\u5177\u6709\u591a\u901a\u9053\u914d\u7f6e\u7684ECC\u8a18\u61b6\u9ad4<\/li>\n<li>\u786c\u9ad4\u7d1a\u865b\u64ec\u5316\u652f\u63f4<\/li>\n<li>\u667a\u6167\u7db2\u5361\u5378\u8f09\u529f\u80fd<\/li>\n<li>\u5099\u63f4\u96fb\u6e90\u548c\u51b7\u537b\u7cfb\u7d71<\/li>\n<li>\u7528\u65bc\u53e2\u96c6\u901a\u8a0a\u7684\u9ad8\u901f\u4e92\u9023<\/li>\n<\/ul>\n<h2><strong>\u5206\u6563\u5f0f\u7cfb\u7d71\u67b6\u69cb<\/strong><\/h2>\n<p>\u73fe\u4ee3\u9ad8\u6548\u80fd\u4f3a\u670d\u5668\u74b0\u5883\u5be6\u65bd\u8907\u96dc\u7684\u5206\u6563\u5f0f\u67b6\u69cb\u3002\u4e3b\u8981\u7d44\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7528\u65bc\u5bb9\u5668\u7de8\u6392\u7684Kubernetes\u53e2\u96c6\n<ul>\n<li>\u81ea\u52d5\u64f4\u5c55\u7b56\u7565<\/li>\n<li>\u8cc7\u6e90\u914d\u984d\u548c\u9650\u5236<\/li>\n<li>Pod\u89aa\u548c\u6027\u898f\u5247<\/li>\n<\/ul>\n<\/li>\n<li>\u5982Istio\u7684\u670d\u52d9\u7db2\u683c\u5be6\u73fe\n<ul>\n<li>\u6d41\u91cf\u7ba1\u7406<\/li>\n<li>\u5b89\u5168\u7b56\u7565<\/li>\n<li>\u53ef\u89c0\u5bdf\u6027\u529f\u80fd<\/li>\n<\/ul>\n<\/li>\n<li>\u4f7f\u7528Apache Kafka\u7684\u4e8b\u4ef6\u9a45\u52d5\u67b6\u69cb\n<ul>\n<li>\u4e3b\u984c\u5206\u5340<\/li>\n<li>\u6d88\u8cbb\u8005\u7fa4\u7d44\u7ba1\u7406<\/li>\n<li>\u7cbe\u78ba\u4e00\u6b21\u8a9e\u7fa9<\/li>\n<\/ul>\n<\/li>\n<li>\u4f7f\u7528Redis\u53e2\u96c6\u7684\u5206\u6563\u5f0f\u5feb\u53d6\n<ul>\n<li>\u5feb\u53d6\u6dd8\u6c70\u7b56\u7565<\/li>\n<li>\u8cc7\u6599\u6301\u4e45\u5316\u9078\u9805<\/li>\n<li>\u53e2\u96c6\u5206\u7247\u7b56\u7565<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u9032\u968e\u8ca0\u8f09\u5e73\u8861\u7b56\u7565<\/strong><\/h2>\n<p>\u73fe\u4ee3\u8ca0\u8f09\u5e73\u8861\u8d85\u8d8a\u4e86\u7c21\u55ae\u7684\u8f2a\u8a62\u5206\u914d\u3002\u9032\u968e\u5be6\u73fe\u5229\u7528\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528HAProxy\u7684\u7b2c7\u5c64\u8ca0\u8f09\u5e73\u8861\n<ul>\n<li>\u57fa\u65bc\u5167\u5bb9\u7684\u8def\u7531<\/li>\n<li>SSL\u7d42\u6b62<\/li>\n<li>\u5de5\u4f5c\u968e\u6bb5\u6301\u4e45\u6027<\/li>\n<\/ul>\n<\/li>\n<li>\u57fa\u65bc\u5730\u7406\u4f4d\u7f6e\u7684DNS\u8def\u7531\n<ul>\n<li>\u57fa\u65bc\u5ef6\u9072\u7684\u8def\u7531<\/li>\n<li>\u5730\u7406\u570d\u6b04\u529f\u80fd<\/li>\n<li>\u6545\u969c\u8f49\u79fb\u914d\u7f6e<\/li>\n<\/ul>\n<\/li>\n<li>\u52d5\u614b\u4f3a\u670d\u5668\u5065\u5eb7\u6aa2\u67e5\n<ul>\n<li>\u81ea\u8a02\u5065\u5eb7\u6aa2\u67e5\u7aef\u9ede<\/li>\n<li>\u81ea\u52d5\u5fa9\u539f\u7a0b\u5e8f<\/li>\n<li>\u65b7\u8def\u5668\u6a21\u5f0f<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u8cc7\u6599\u5eab\u6700\u4f73\u5316\u6280\u8853<\/strong><\/h2>\n<p>\u8cc7\u6599\u5eab\u6548\u80fd\u5e38\u5e38\u6210\u70ba\u9ad8\u4f75\u767c\u5834\u666f\u4e2d\u7684\u74f6\u9838\u3002\u5c08\u5bb6\u7ba1\u7406\u54e1\u5be6\u65bd\uff1a<\/p>\n<ul>\n<li>\u57fa\u65bc\u4e00\u81f4\u6027\u96dc\u6e4a\u7684\u5206\u7247\u7b56\u7565\n<ul>\n<li>\u57fa\u65bc\u7bc4\u570d\u7684\u5206\u7247<\/li>\n<li>\u57fa\u65bc\u96dc\u6e4a\u7684\u5206\u7247<\/li>\n<li>\u57fa\u65bc\u76ee\u9304\u7684\u5206\u7247<\/li>\n<\/ul>\n<\/li>\n<li>\u5177\u6709\u81ea\u52d5\u6545\u969c\u8f49\u79fb\u7684\u8b80\u53d6\u526f\u672c\n<ul>\n<li>\u975e\u540c\u6b65\u8907\u88fd<\/li>\n<li>\u534a\u540c\u6b65\u8907\u88fd<\/li>\n<li>\u591a\u4e3b\u8a2d\u7f6e<\/li>\n<\/ul>\n<\/li>\n<li>\u67e5\u8a62\u6700\u4f73\u5316\u6280\u8853\n<ul>\n<li>\u7d22\u5f15\u6700\u4f73\u5316<\/li>\n<li>\u5206\u5340\u88c1\u526a<\/li>\n<li>\u5177\u9ad4\u5316\u8996\u5716<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u5feb\u53d6\u5be6\u73fe\u6df1\u5ea6\u89e3\u6790<\/strong><\/h2>\n<p>\u591a\u5c64\u5feb\u53d6\u7b56\u7565\u5c0d\u8655\u7406\u5927\u898f\u6a21\u4f75\u767c\u8a2a\u554f\u81f3\u95dc\u91cd\u8981\uff1a<\/p>\n<h3>\u7528\u6236\u7aef\u5feb\u53d6<\/h3>\n<pre>\r\nCache-Control: public, max-age=31536000\r\nETag: \"33a64df551425fcc55e4d42a148795d9f25f89d4\"\r\nVary: Accept-Encoding\r\nLast-Modified: Thu, 25 Apr 2025 20:31:12 GMT\r\n<\/pre>\n<h3>CDN\u5c64<\/h3>\n<p>\u7f8e\u570b\u4e3b\u8981\u4f4d\u7f6e\u7684\u908a\u7de3\u5feb\u53d6\u90e8\u7f72\uff1a<\/p>\n<ul>\n<li>\u963f\u4ec0\u672c\uff08\u7f8e\u570b\u6771\u90e8\uff09\n<ul>\n<li>\u4e3b\u8cc7\u6599\u4e2d\u5fc3<\/li>\n<li>\u8207\u4e3b\u8981ISP\u76f4\u63a5\u9023\u63a5<\/li>\n<\/ul>\n<\/li>\n<li>\u8056\u8377\u897f\uff08\u7f8e\u570b\u897f\u90e8\uff09\n<ul>\n<li>\u79d1\u6280\u4e2d\u5fc3\u9023\u63a5<\/li>\n<li>\u4e9e\u592a\u8def\u7531<\/li>\n<\/ul>\n<\/li>\n<li>\u829d\u52a0\u54e5\uff08\u7f8e\u570b\u4e2d\u90e8\uff09\n<ul>\n<li>\u4e3b\u8981\u7db2\u969b\u7db2\u8def\u4ea4\u63db\u9ede<\/li>\n<li>\u4e2d\u897f\u90e8\u4f4e\u5ef6\u9072\u8986\u84cb<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u7db2\u8def\u5c64\u6700\u4f73\u5316<\/strong><\/h2>\n<p>\u9ad8\u4f75\u767c\u7684\u7db2\u8def\u5806\u758a\u8abf\u512a\u53c3\u6578\uff1a<\/p>\n<pre>\r\nnet.core.somaxconn = 65535\r\nnet.ipv4.tcp_max_syn_backlog = 65535\r\nnet.core.netdev_max_backlog = 65535\r\nnet.ipv4.tcp_fin_timeout = 30\r\nnet.ipv4.tcp_keepalive_time = 300\r\nnet.ipv4.tcp_keepalive_probes = 5\r\nnet.ipv4.tcp_keepalive_intvl = 15\r\n<\/pre>\n<h2><strong>\u6548\u80fd\u57fa\u6e96\u6e2c\u8a66\u7d50\u679c<\/strong><\/h2>\n<p>\u6700\u4f73\u5316\u5f8c\u7684\u7f8e\u570b\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\u6700\u8fd1\u7684\u57fa\u6e96\u6e2c\u8a66\u986f\u793a\uff1a<\/p>\n<ul>\n<li>\u4f75\u767c\u9023\u7dda\uff1a\n<ul>\n<li>\u6301\u7e8c\uff1a100,000+<\/li>\n<li>\u5c16\u5cf0\uff1a250,000+<\/li>\n<li>\u9023\u7dda\u901f\u7387\uff1a10,000\/\u79d2<\/li>\n<\/ul>\n<\/li>\n<li>\u56de\u61c9\u6642\u9593\uff1a\n<ul>\n<li>P50\uff1a45\u6beb\u79d2<\/li>\n<li>P95\uff1a85\u6beb\u79d2<\/li>\n<li>P99\uff1a95\u6beb\u79d2<\/li>\n<\/ul>\n<\/li>\n<li>\u7cfb\u7d71\u6307\u6a19\uff1a\n<ul>\n<li>CPU\u4f7f\u7528\u7387\uff1a65-75%<\/li>\n<li>\u8a18\u61b6\u9ad4\u4f7f\u7528\u7387\uff1a80-85%<\/li>\n<li>\u7db2\u8def\u8f38\u9001\u91cf\uff1a5GB\/\u79d2<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u5be6\u65bd\u8def\u7dda\u5716<\/strong><\/h2>\n<ol>\n<li>\u57fa\u790e\u8a2d\u65bd\u8a55\u4f30\n<ul>\n<li>\u7576\u524d\u5bb9\u91cf\u5206\u6790<\/li>\n<li>\u6548\u80fd\u74f6\u9838\u8b58\u5225<\/li>\n<li>\u53ef\u64f4\u5c55\u6027\u9700\u6c42\u5b9a\u7fa9<\/li>\n<\/ul>\n<\/li>\n<li>\u67b6\u69cb\u8a2d\u8a08\n<ul>\n<li>\u7d44\u4ef6\u9078\u64c7<\/li>\n<li>\u5bb9\u91cf\u898f\u5283<\/li>\n<li>\u6545\u969c\u6a21\u5f0f\u5206\u6790<\/li>\n<\/ul>\n<\/li>\n<li>\u90e8\u7f72\u7b56\u7565\n<ul>\n<li>\u5206\u968e\u6bb5\u63a8\u51fa\u8a08\u756b<\/li>\n<li>\u56de\u6efe\u7a0b\u5e8f<\/li>\n<li>\u76e3\u63a7\u8a2d\u7f6e<\/li>\n<\/ul>\n<\/li>\n<li>\u6700\u4f73\u5316\u968e\u6bb5\n<ul>\n<li>\u6548\u80fd\u8abf\u512a<\/li>\n<li>\u6210\u672c\u6700\u4f73\u5316<\/li>\n<li>\u5b89\u5168\u5f37\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u7d50\u8ad6<\/strong><\/h2>\n<p>\u5728\u7f8e\u570b\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\u4e0a\u7ba1\u7406\u5927\u898f\u6a21\u4f75\u767c\u8a2a\u554f\u9700\u8981\u7d50\u5408\u524d\u6cbf\u786c\u9ad4\u3001\u8907\u96dc\u8edf\u9ad4\u67b6\u69cb\u548c\u667a\u6167\u76e3\u63a7\u7cfb\u7d71\u7684\u6574\u9ad4\u65b9\u6cd5\u3002\u6210\u529f\u5728\u65bc\u9078\u64c7\u6b63\u78ba\u7684\u6280\u8853\u7d44\u5408\u4e26\u7cbe\u78ba\u5be6\u65bd\u3002\u96a8\u8457\u6d41\u91cf\u6a21\u5f0f\u7684\u6f14\u8b8a\u548c\u7528\u6236\u671f\u671b\u7684\u63d0\u9ad8\uff0c\u901a\u904e\u6301\u7e8c\u6700\u4f73\u5316\u4fdd\u6301\u9818\u5148\u5730\u4f4d\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u7121\u8ad6\u60a8\u662f\u904b\u71df\u9ad8\u6d41\u91cf\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u3001\u5373\u6642\u904a\u6232\u670d\u52d9\u9084\u662f\u5167\u5bb9\u5206\u767c\u7db2\u8def\uff0c\u9019\u88e1\u6982\u8ff0\u7684\u539f\u5247\u548c\u7b56\u7565\u90fd\u70ba\u69cb\u5efa\u80fd\u5920\u8655\u7406\u7576\u4eca\u56b4\u82db\u4f75\u767c\u5de5\u4f5c\u8ca0\u8f09\u7684\u5f37\u5927\u3001\u53ef\u64f4\u5c55\u7684\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\u63d0\u4f9b\u4e86\u5805\u5be6\u7684\u57fa\u790e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7406\u89e3\u4f75\u767c\u8a2a\u554f\u7684\u6311\u6230 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