<\/p>\n
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\u8fd9\u7bc7\u6307\u5357\u5e2e\u4f60\u901a\u8fc7\u4e09\u4e2a\u7ef4\u5ea6\u7684\u53c2\u6570\u8c03\u4f18\uff0c\u628a\u670d\u52a1\u5668\u541e\u5410\u91cf\u548c\u54cd\u5e94\u901f\u5ea6\u62c9\u5230\u5408\u7406\u6c34\u5e73\u3002<\/strong> \u6bcf\u4e2a\u53c2\u6570\u90fd\u7ed9\u51fa\u5b9e\u6d4b\u63a8\u8350\u503c\u548c\u4fee\u6539\u65b9\u6cd5\u3002<\/p>\n Nginx \u91c7\u7528\u4e8b\u4ef6\u9a71\u52a8\u7684\u5f02\u6b65\u67b6\u6784\uff0c\u6838\u5fc3\u6267\u884c\u5355\u5143\u662f worker \u8fdb\u7a0b\u3002\u6bcf\u4e2a worker \u8fdb\u7a0b\u72ec\u7acb\u5904\u7406\u4e00\u7ec4\u5ba2\u6237\u7aef\u8fde\u63a5\uff0c\u8fdb\u7a0b\u4e4b\u95f4\u4e92\u4e0d\u963b\u585e\u3002\u8fd9\u610f\u5473\u7740 worker \u7684\u6570\u91cf\u548c\u884c\u4e3a\u76f4\u63a5\u51b3\u5b9a\u4e86 Nginx \u80fd\u540c\u65f6\u5904\u7406\u591a\u5c11\u8bf7\u6c42\u3001\u5728\u9ad8\u5e76\u53d1\u4e0b\u662f\u5426\u4f1a\u51fa\u73b0\u6392\u961f\u3002\u5982\u679c\u4f60\u60f3\u6df1\u5165\u4e86\u89e3\u670d\u52a1\u5668\u6027\u80fd\u4f18\u5316\u7684\u6574\u4f53\u601d\u8def\uff0c\u53ef\u4ee5\u53c2\u8003\u7f51\u7ad9\u4f18\u5316\u4e13\u9898<\/a>\u3002<\/p>\n \u4e00\u4e2a\u5e38\u89c1\u7684\u8bef\u533a\u662f\u628a\u5b83\u8bbe\u6210 64 \u6216 128 \u8fd9\u6837\u7684\u5927\u6570\u5b57\uff0c\u4ee5\u4e3a”\u8fdb\u7a0b\u8d8a\u591a\u8d8a\u5feb”\u3002\u5b9e\u9645\u4e0a\u5728 4 \u6838\u673a\u5668\u4e0a\u8dd1 64 \u4e2a worker\uff0cCPU \u8c03\u5ea6\u5668\u4f1a\u82b1\u5927\u91cf\u65f6\u95f4\u505a\u4e0a\u4e0b\u6587\u5207\u6362\uff0c\u541e\u5410\u91cf\u53cd\u800c\u4e0b\u964d\u3002\u6211\u4eec\u5728\u4e00\u53f0 4 \u6838 VPS \u4e0a\u5b9e\u6d4b\uff1a \u5982\u679c\u4f60\u7684\u7ad9\u70b9\u7ecf\u5e38\u51fa\u73b0 \u8fd8\u9700\u8981\u6ce8\u610f\u7cfb\u7edf\u7ea7\u6587\u4ef6\u63cf\u8ff0\u7b26\uff08File 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Proxy\uff0c\u4ee3\u66ff\u540e\u7aef\u670d\u52a1\u63a5\u6536\u548c\u5206\u53d1\u5ba2\u6237\u7aef\u8bf7\u6c42\uff09\u4f7f\u7528\u65f6\uff0c\u8fd9\u4e24\u4e2a\u53c2\u6570\u51b3\u5b9a\u4e86 Nginx \u5982\u4f55\u7f13\u5b58\u540e\u7aef\u8fd4\u56de\u7684\u54cd\u5e94\u5934\u548c\u54cd\u5e94\u4f53\uff1a<\/p>\n \u5b9e\u6d4b\uff1a\u4ee3\u7406 PHP-FPM \u7684\u670d\u52a1\u5668\u4e0a\uff0c gzip \u538b\u7f29\u53ef\u4ee5\u628a HTML\u3001CSS\u3001JS \u7b49\u6587\u672c\u8d44\u6e90\u7684\u4f53\u79ef\u538b\u7f29 60%-80%\uff0c\u4ee3\u4ef7\u662f\u6d88\u8017\u5c11\u91cf CPU\u3002\u5bf9\u4e8e\u5e26\u5bbd\uff08\u5355\u4f4d\u65f6\u95f4\u5185\u53ef\u4f20\u8f93\u7684\u6570\u636e\u91cf\uff09\u6210\u672c\u654f\u611f\u7684\u573a\u666f\uff0c\u8fd9\u662f\u6027\u4ef7\u6bd4\u6700\u9ad8\u7684\u4f18\u5316\u4e4b\u4e00\u3002\u5982\u679c\u4f60\u4e0d\u786e\u5b9a\u5f53\u524d\u914d\u7f6e\u662f\u5426\u5408\u7406\uff0c\u53ef\u4ee5\u53c2\u8003\u6211\u4eec\u7684\u670d\u52a1\u5668\u4f18\u5316\u6307\u5357<\/a>\u3002<\/p>\n \u51e0\u4e2a\u8981\u70b9\uff1a <\/p>\n HTTP keepalive\uff08\u4e5f\u53eb\u6301\u4e45\u8fde\u63a5\uff09\u5141\u8bb8\u5ba2\u6237\u7aef\u5728\u540c\u4e00\u4e2a TCP\uff08\u4f20\u8f93\u63a7\u5236\u534f\u8bae\uff0c\u4e92\u8054\u7f51\u6570\u636e\u4f20\u8f93\u7684\u57fa\u7840\u534f\u8bae\uff09\u8fde\u63a5\u4e0a\u53d1\u9001\u591a\u4e2a\u8bf7\u6c42\uff0c\u800c\u4e0d\u662f\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u3002\u4e00\u6b21 TCP \u63e1\u624b\u7ea6 1-3 \u4e2a RTT\uff08\u5f80\u8fd4\u65f6\u95f4\uff09\uff0c\u5728\u8de8\u6d0b\u8bbf\u95ee\u573a\u666f\u4e0b\u53ef\u80fd\u8017\u65f6 100-300ms\u3002keepalive \u628a\u8fd9\u90e8\u5206\u5f00\u9500\u5206\u644a\u5230\u591a\u4e2a\u8bf7\u6c42\u4e0a\u3002\u5173\u4e8e\u8fde\u63a5\u4f18\u5316\u4e0e\u670d\u52a1\u5668\u914d\u7f6e<\/a>\u7684\u5173\u7cfb\uff0ckeepalive \u662f\u6700\u5bb9\u6613\u88ab\u5ffd\u89c6\u4f46\u6548\u679c\u7acb\u7aff\u89c1\u5f71\u7684\u4e00\u73af\u3002<\/p>\n \u5f53 Nginx \u4ee3\u7406\u5230\u540e\u7aef\u670d\u52a1\uff08PHP-FPM\u3001Node.js\u3001Java \u7b49\uff09\uff0c \u4e00\u4e2a\u771f\u5b9e\u6848\u4f8b\uff1a\u67d0\u7535\u5546\u7ad9\u7684 PHP \u540e\u7aef\u5728\u9ad8\u5cf0\u65f6\u6bb5\u9891\u7e41\u51fa\u73b0”\u8fde\u63a5\u88ab\u62d2\u7edd”\u3002\u6392\u67e5\u53d1\u73b0 Nginx \u5230 PHP-FPM \u7684\u8fde\u63a5\u6ca1\u6709\u5f00\u542f keepalive\uff0c\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u65b0\u5efa\u8fde\u63a5\uff0cPHP-FPM \u7684 <\/p>\n \u9664\u4e86\u4e0a\u9762\u4e09\u5927\u7c7b\uff0c\u8fd8\u6709\u4e24\u4e2a\u53c2\u6570\u503c\u5f97\u5728\u8c03\u4f18\u65f6\u4e00\u8d77\u68c0\u67e5\uff1a<\/p>\n open_file_cache\uff1a\u51cf\u5c11\u78c1\u76d8 I\/O\uff08\u8f93\u5165\/\u8f93\u51fa\uff09<\/strong><\/p>\n Nginx \u6bcf\u6b21\u8bbf\u95ee\u9759\u6001\u6587\u4ef6\u90fd\u8981\u505a\u7cfb\u7edf\u8c03\u7528\uff0c tcp_nopush \u548c tcp_nodelay\uff1a\u7f51\u7edc\u5c42\u5fae\u8c03<\/strong><\/p>\n \u914d\u7f6e\u6539\u5b8c\u4e0d\u80fd”\u51ed\u611f\u89c9”\u5224\u65ad\u6548\u679c\u3002\u6bcf\u6b21\u53ea\u6539\u4e00\u7ec4\u53c2\u6570\uff0c\u7528 \u5173\u6ce8\u4e09\u4e2a\u6307\u6807\uff1aQPS\uff08\u6bcf\u79d2\u67e5\u8be2\u6570\uff09\u3001\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u3001\u5931\u8d25\u8bf7\u6c42\u6bd4\u4f8b\u3002\u540c\u65f6\u7528 Nginx \u6027\u80fd\u8c03\u4f18\u4e0d\u662f\u4e00\u6b21\u6027\u5de5\u4f5c\uff0c\u800c\u662f\u4e00\u4e2a\u6301\u7eed\u8fed\u4ee3\u7684\u8fc7\u7a0b\u3002\u5efa\u8bae\u4f60\u6309\u4ee5\u4e0b\u987a\u5e8f\u6267\u884c\uff1a\u5148\u786e\u8ba4 worker \u914d\u7f6e\uff08 \u5982\u4f55\u5728\u4e0d\u5347\u7ea7\u786c\u4ef6\u7684\u524d\u63d0\u4e0b\u89e3\u51b3 Nginx \u54cd\u5e94\u6162\u7684\u95ee\u9898\uff1f\u5f88\u591a\u7ad9\u957f\u7b2c\u4e00\u53cd\u5e94\u662f\u52a0 CDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff0c\u901a\u8fc7\u5168\u7403\u8282 … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[393,4483,4482,565],"class_list":["post-31444","post","type-post","status-publish","format-standard","hentry","category-guides","tag-nginx","tag-web-","tag-4482","tag-565"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/31444","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=31444"}],"version-history":[{"count":0,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/31444\/revisions"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=31444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=31444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=31444"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u7406\u89e3 Nginx \u7684\u5de5\u4f5c\u6a21\u578b\uff1a\u4e3a\u4ec0\u4e48\u8981\u4ece worker \u5f00\u59cb\u8c03<\/h2>\n
worker_processes\uff1a\u8be5\u8bbe\u591a\u5c11<\/h3>\n
worker_processes<\/code> \u63a7\u5236 Nginx \u542f\u52a8\u7684 worker \u8fdb\u7a0b\u6570\u3002\u8bbe\u5f97\u592a\u5c11\uff0cCPU\uff08\u4e2d\u592e\u5904\u7406\u5668\uff09\u6838\u5fc3\u95f2\u7f6e\uff1b\u8bbe\u5f97\u592a\u591a\uff0c\u8fdb\u7a0b\u5207\u6362\u672c\u8eab\u6210\u4e3a\u5f00\u9500\u3002<\/p>\nworker_processes auto;\n<\/code><\/pre>\nauto<\/code> \u4f1a\u8ba9 Nginx \u81ea\u52a8\u68c0\u6d4b CPU \u6838\u5fc3\u6570\u5e76\u5339\u914d\u3002\u5927\u591a\u6570\u573a\u666f\u4e0b\u8fd9\u5c31\u662f\u6700\u4f18\u503c\u3002\u5982\u679c\u4f60\u7684\u670d\u52a1\u5668\u540c\u65f6\u8dd1\u7740\u6570\u636e\u5e93\u548c\u5e94\u7528\u5c42\uff0c\u53ef\u4ee5\u624b\u52a8\u6307\u5b9a\u4e3a CPU \u6838\u5fc3\u6570\u7684 75%\uff0c\u6bd4\u5982 4 \u6838\u673a\u5668\u8bbe\u4e3a 3\u3002<\/p>\nworker_processes 4<\/code> \u65f6 QPS\uff08\u6bcf\u79d2\u67e5\u8be2\u6570\uff09\u7ea6 12,000\uff0c\u6539\u5230 64 \u540e\u964d\u5230 8,500 \u5de6\u53f3\u3002<\/p>\nworker_connections\uff1a\u6bcf\u4e2a\u8fdb\u7a0b\u80fd\u63a5\u591a\u5c11\u8bf7\u6c42<\/h3>\n
worker_connections<\/code> \u5b9a\u4e49\u6bcf\u4e2a worker \u8fdb\u7a0b\u80fd\u540c\u65f6\u5904\u7406\u7684\u6700\u5927\u8fde\u63a5\u6570\u3002Nginx \u7684\u603b\u5e76\u53d1\u4e0a\u9650 = worker_processes<\/code> \u00d7 worker_connections<\/code>\u3002<\/p>\nevents {\n worker_connections 1024;\n multi_accept on;\n use epoll;\n}\n<\/code><\/pre>\n\n
worker_connections 1024<\/code>\uff1a4 \u6838 + 1024 \u8fde\u63a5 = \u7406\u8bba\u6700\u5927 4,096 \u5e76\u53d1<\/li>\nmulti_accept on<\/code>\uff1a\u5141\u8bb8 worker \u4e00\u6b21\u63a5\u53d7\u591a\u4e2a\u65b0\u8fde\u63a5<\/li>\nuse epoll<\/code>\uff1aLinux \u9ad8\u6027\u80fd\u4e8b\u4ef6\u901a\u77e5\u673a\u5236<\/li>\n<\/ul>\nworker_connections are not enough<\/code> \u7684\u9519\u8bef\u65e5\u5fd7\uff0c\u8bf4\u660e\u5e76\u53d1\u5df2\u7ecf\u89e6\u9876\uff0c\u53ef\u4ee5\u9010\u6b65\u4e0a\u8c03\u5230 2048 \u6216 4096\u3002\u6ce8\u610f\u6bcf\u4e2a\u8fde\u63a5\u7ea6\u5360 256KB \u5185\u5b58\uff0c1024 \u8fde\u63a5 \u00d7 4 \u8fdb\u7a0b \u2248 1GB\uff0c\u8c03\u9ad8\u524d\u5148\u786e\u8ba4\u5185\u5b58\u4f59\u91cf\u3002<\/p>\nworker_rlimit_nofile 65535<\/code> \u540e\uff0c\u540c\u6b65\u4fee\u6539 \/etc\/security\/limits.conf<\/code> \u4e2d\u7684 nofile<\/code> \u503c\uff0c\u5426\u5219\u914d\u7f6e\u4e0d\u4f1a\u751f\u6548\u3002<\/p>\n\u7f13\u51b2\u533a\u914d\u7f6e\uff1a\u5c0f\u53c2\u6570\u64ac\u52a8\u5927\u541e\u5410<\/h2>\n
proxy_buffer_size \u548c proxy_buffers\uff1a\u53cd\u5411\u4ee3\u7406\u7684\u5173\u952e<\/h3>\n
proxy_buffer_size 8k;\nproxy_buffers 8 16k;\nproxy_busy_buffers_size 32k;\n<\/code><\/pre>\n\n
proxy_buffer_size 8k<\/code>\uff1a\u7528\u4e8e\u7f13\u5b58\u540e\u7aef\u54cd\u5e94\u7684\u7b2c\u4e00\u90e8\u5206\uff08\u901a\u5e38\u662f\u54cd\u5e94\u5934\uff09\uff0c8KB \u8db3\u591f\u5927\u591a\u6570\u573a\u666f<\/li>\nproxy_buffers 8 16k<\/code>\uff1a8 \u4e2a 16KB \u7684\u7f13\u51b2\u533a\uff0c\u5171 128KB\uff0c\u7528\u4e8e\u7f13\u5b58\u54cd\u5e94\u4f53<\/li>\nproxy_busy_buffers_size 32k<\/code>\uff1a\u5728\u54cd\u5e94\u8fd8\u6ca1\u5b8c\u5168\u8bfb\u53d6\u65f6\uff0c\u5141\u8bb8\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6700\u5927\u6570\u636e\u91cf<\/li>\n<\/ul>\nproxy_buffers<\/code> \u4ece\u9ed8\u8ba4 8 4k<\/code>\uff0832KB\uff09\u8c03\u5230 8 16k<\/code>\uff08128KB\uff09\u540e\uff0cPHP \u9875\u9762 TTFB\uff08\u9996\u5b57\u8282\u65f6\u95f4\uff09\u4ece\u5e73\u5747 180ms \u964d\u5230 120ms\u3002\u9ed8\u8ba4 4KB \u5c0f buffer \u5bfc\u81f4 Nginx \u9891\u7e41\u8bfb\u53d6\u540e\u7aef\u54cd\u5e94\uff0c\u6bcf\u6b21\u90fd\u6709\u7cfb\u7edf\u8c03\u7528\u5f00\u9500\u3002<\/p>\ngzip \u538b\u7f29\uff1a\u7528 CPU \u6362\u5e26\u5bbd<\/h3>\n
gzip on;\ngzip_vary on;\ngzip_proxied any;\ngzip_comp_level 4;\ngzip_min_length 256;\ngzip_types\n text\/plain\n text\/css\n text\/javascript\n application\/json\n application\/javascript\n application\/xml\n application\/rss+xml\n image\/svg+xml;\n<\/code><\/pre>\n
\n– gzip_comp_level 4<\/code>\uff1a\u538b\u7f29\u7b49\u7ea7 1-9\uff0c4 \u662f\u6027\u80fd\u548c\u538b\u7f29\u7387\u7684\u5e73\u8861\u70b9\u3002\u7b49\u7ea7 9 \u7684 CPU \u5f00\u9500\u662f\u7b49\u7ea7 4 \u7684\u7ea6 3 \u500d\uff0c\u4f46\u538b\u7f29\u7387\u53ea\u63d0\u5347 2%-5%
\n– gzip_min_length 256<\/code>\uff1a\u5c0f\u4e8e 256 \u5b57\u8282\u7684\u54cd\u5e94\u4e0d\u538b\u7f29\u2014\u2014\u538b\u7f29\u5c0f\u6587\u4ef6\u53cd\u800c\u53ef\u80fd\u589e\u5927\u4f53\u79ef\uff08\u538b\u7f29\u5143\u6570\u636e\u5f00\u9500\uff09
\n– gzip_types<\/code> \u5217\u8868\u4e0d\u5305\u542b\u56fe\u7247\u683c\u5f0f\uff08jpg\/png\uff09\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u683c\u5f0f\u672c\u8eab\u5df2\u538b\u7f29\uff0c\u518d gzip \u7eaf\u6d6a\u8d39 CPU<\/p>\nkeepalive \u8fde\u63a5\uff1a\u590d\u7528\u8fde\u63a5\u7701\u6389\u63e1\u624b\u5f00\u9500<\/h2>\n
upstream keepalive\uff1a\u5230\u540e\u7aef\u7684\u8fde\u63a5\u6c60<\/h3>\n
upstream<\/code> \u5757\u7684 keepalive \u914d\u7f6e\u5c24\u5176\u5173\u952e\uff1a<\/p>\nupstream backend {\n server 127.0.0.1:9000;\n keepalive 32;\n keepalive_requests 1000;\n keepalive_timeout 60s;\n}\n\nserver {\n location \/ {\n proxy_pass http:\/\/backend;\n proxy_http_version 1.1;\n proxy_set_header Connection "";\n }\n}\n<\/code><\/pre>\n\n
keepalive 32<\/code>\uff1a\u4fdd\u6301 32 \u4e2a\u7a7a\u95f2\u8fde\u63a5\u5230\u540e\u7aef\u3002\u6ce8\u610f\u8fd9\u4e0d\u662f\u6700\u5927\u8fde\u63a5\u6570\uff0c\u800c\u662f”\u8fde\u63a5\u6c60\u5927\u5c0f”\u3002\u8bf7\u6c42\u9ad8\u5cf0\u65f6 Nginx \u4f1a\u521b\u5efa\u66f4\u591a\u8fde\u63a5\uff0c\u9ad8\u5cf0\u8fc7\u540e\u53ea\u4fdd\u7559 32 \u4e2a\u7a7a\u95f2\u8fde\u63a5<\/li>\nkeepalive_requests 1000<\/code>\uff1a\u6bcf\u4e2a keepalive \u8fde\u63a5\u6700\u591a\u5904\u7406 1000 \u4e2a\u8bf7\u6c42\u540e\u5173\u95ed\uff0c\u9632\u6b62\u957f\u671f\u8fde\u63a5\u79ef\u7d2f\u5185\u5b58\u6cc4\u6f0f<\/li>\nproxy_http_version 1.1<\/code> \u548c proxy_set_header Connection \"\"<\/code>\uff1a\u8fd9\u4e24\u884c\u5fc5\u987b\u914d\u5408 keepalive \u4f7f\u7528\uff0c\u5426\u5219 Nginx \u9ed8\u8ba4\u7528 HTTP\/1.0\uff0c\u4e0d\u652f\u6301\u8fde\u63a5\u590d\u7528<\/li>\n<\/ul>\nmax_children<\/code> \u88ab\u5feb\u901f\u8017\u5c3d\u3002\u5f00\u542f keepalive 32 \u540e\uff0cPHP-FPM \u7684\u6d3b\u8dc3\u8fde\u63a5\u6570\u4ece\u5cf0\u503c 150 \u964d\u5230 60\uff0c\u8bf7\u6c42\u6392\u961f\u73b0\u8c61\u6d88\u5931\u3002<\/p>\n\u5ba2\u6237\u7aef\u4fa7 keepalive\uff1a\u7ed9\u6d4f\u89c8\u5668\u7684\u8fde\u63a5\u590d\u7528<\/h3>\n
keepalive_timeout 65;\nkeepalive_requests 100;\n<\/code><\/pre>\n\n
keepalive_timeout 65<\/code>\uff1a\u5ba2\u6237\u7aef\u7a7a\u95f2 65 \u79d2\u540e\u5173\u95ed\u8fde\u63a5\u3002\u8bbe\u592a\u957f\u4f1a\u5360\u7528 worker \u8fde\u63a5\u6570\uff0c\u8bbe\u592a\u77ed\u6d4f\u89c8\u5668\u9891\u7e41\u91cd\u5efa\u8fde\u63a5<\/li>\nkeepalive_requests 100<\/code>\uff1a\u5355\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u6700\u591a\u5904\u7406 100 \u4e2a\u8bf7\u6c42\u3002\u5bf9\u4e8e\u52a0\u8f7d\u8d44\u6e90\u8f83\u591a\u7684\u9875\u9762\uff08\u5e73\u5747 80-120 \u4e2a\u8bf7\u6c42\uff09\uff0c100 \u662f\u5408\u7406\u503c<\/li>\n<\/ul>\n\u5176\u4ed6\u503c\u5f97\u5173\u6ce8\u7684\u53c2\u6570<\/h2>\n
open_file_cache max=10000 inactive=60s;\nopen_file_cache_valid 30s;\nopen_file_cache_min_uses 2;\n<\/code><\/pre>\nopen_file_cache<\/code> \u628a\u6587\u4ef6\u5143\u4fe1\u606f\u7f13\u5b58\u5230\u5185\u5b58\uff0c\u907f\u514d\u91cd\u590d\u78c1\u76d8 I\/O\u3002\u5728\u4e00\u53f0\u6258\u7ba1 5000+ \u56fe\u7247\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u5f00\u542f\u540e\u78c1\u76d8 I\/O \u7b49\u5f85\u65f6\u95f4\u964d\u4f4e\u7ea6 40%\u3002<\/p>\ntcp_nopush on;\ntcp_nodelay on;\n<\/code><\/pre>\ntcp_nopush<\/code> \u5728 sendfile \u6a21\u5f0f\u4e0b\u628a\u54cd\u5e94\u5934\u548c\u6587\u4ef6\u5185\u5bb9\u6253\u5305\u53d1\u9001\uff0c\u51cf\u5c11\u7f51\u7edc\u5305\u6570\u91cf\uff1btcp_nodelay<\/code> \u7981\u7528 Nagle \u7b97\u6cd5\uff08\u4e00\u79cd\u5408\u5e76\u5c0f\u6570\u636e\u5305\u7684\u673a\u5236\uff09\uff0c\u8ba9\u5c0f\u6570\u636e\u5305\u7acb\u5373\u53d1\u9001\u3002\u4e24\u4e2a\u53c2\u6570\u540c\u65f6\u5f00\u542f\u662f\u6807\u51c6\u505a\u6cd5\uff0c\u4e0d\u4f1a\u6709\u51b2\u7a81\u3002<\/p>\n\u8c03\u4f18\u540e\u7684\u9a8c\u8bc1\u65b9\u6cd5<\/h2>\n
ab<\/code> \u6216 wrk<\/code> \u505a\u91cf\u5316\u5bf9\u6bd4\uff1a<\/p>\nab -n 10000 -c 100 http:\/\/your-site.com\/\nwrk -t4 -c100 -d30s http:\/\/your-site.com\/\n<\/code><\/pre>\nhtop<\/code> \u6216 vmstat<\/code> \u76d1\u63a7 CPU \u548c\u5185\u5b58\u4f7f\u7528\uff0c\u786e\u4fdd\u8c03\u4f18\u6ca1\u6709\u5f15\u53d1\u8d44\u6e90\u74f6\u9888\u3002\u66f4\u591a\u6027\u80fd\u4f18\u5316\u601d\u8def\u53ef\u67e5\u9605\u8fd0\u7ef4\u5b9e\u6218<\/a>\u3002<\/p>\n\u603b\u7ed3<\/h2>\n
worker_processes<\/code> \u8bbe\u4e3a auto<\/code>\uff0c\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236\u5df2\u540c\u6b65\u4fee\u6539\uff09\uff0c\u518d\u8c03\u6574\u7f13\u51b2\u533a\u53c2\u6570\uff0c\u6700\u540e\u914d\u7f6e keepalive \u8fde\u63a5\u6c60\u3002\u6bcf\u6b65\u6539\u52a8\u5148\u505a\u538b\u6d4b\u9a8c\u8bc1\u518d\u4e0a\u7ebf\u3002\u5982\u679c\u4f60\u7684\u7ad9\u70b9\u6d41\u91cf\u6301\u7eed\u589e\u957f\u4e14\u5df2\u63a5\u8fd1\u6027\u80fd\u4e0a\u9650\uff0c\u53ef\u4ee5\u8003\u8651\u5347\u7ea7\u5230\u4e91\u670d\u52a1\u5668\uff08Cloud Server\uff0c\u57fa\u4e8e\u865a\u62df\u5316\u6280\u672f\u7684\u5f39\u6027\u8ba1\u7b97\u670d\u52a1\uff09\u6765\u83b7\u5f97\u66f4\u591a\u53ef\u63a7\u7684\u8d44\u6e90\u914d\u7f6e\u7a7a\u95f4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"