{"id":161795,"date":"2024-11-04T09:24:23","date_gmt":"2024-11-04T01:24:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161795\/"},"modified":"2024-11-04T09:24:23","modified_gmt":"2024-11-04T01:24:23","slug":"%e6%a5%b5%e9%80%9f%e9%9d%9e%e9%98%bb%e5%a1%9e-tcp-%e4%b9%8b-redis-%e5%84%aa%e5%8c%96%ef%bc%88%e9%9d%9e%e9%98%bb%e5%a1%9e-tcp-redis%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161795\/","title":{"rendered":"\u6975\u901f\u975e\u963b\u585e TCP \u4e4b redis \u512a\u5316\uff08\u975e\u963b\u585e tcp redis\uff09"},"content":{"rendered":"<h1 id=\"%e6%a5%b5%e9%80%9f%e9%9d%9e%e9%98%bb%e5%a1%9e-tcp-%e4%b9%8b-redis-%e5%84%aa%e5%8c%96%ef%bc%88%e9%9d%9e%e9%98%bb%e5%a1%9e-tcp-redis%ef%bc%89-OgqalSkkFi\">\u6975\u901f\u975e\u963b\u585e TCP \u4e4b Redis \u512a\u5316\uff08\u975e\u963b\u585e TCP Redis\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u3002\u96a8\u8457\u7528\u6236\u9700\u6c42\u7684\u589e\u52a0\uff0c\u5982\u4f55\u9032\u4e00\u6b65\u512a\u5316 Redis \u7684\u6027\u80fd\u6210\u70ba\u4e86\u958b\u767c\u8005\u5011\u95dc\u6ce8\u7684\u7126\u9ede\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6975\u901f\u975e\u963b\u585e TCP \u7684\u6982\u5ff5\u53ca\u5176\u5728 Redis \u4e2d\u7684\u61c9\u7528\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u512a\u5316\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e9%9d%9e%e9%98%bb%e5%a1%9e-tcp-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-OgqalSkkFi\">\u975e\u963b\u585e TCP \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u975e\u963b\u585e TCP\uff08Non-blocking TCP\uff09\u662f\u4e00\u7a2e\u7db2\u7d61\u901a\u4fe1\u6a21\u5f0f\uff0c\u5141\u8a31\u61c9\u7528\u7a0b\u5e8f\u5728\u767c\u9001\u6216\u63a5\u6536\u6578\u64da\u6642\u4e0d\u6703\u88ab\u963b\u585e\u3002\u9019\u610f\u5473\u8457\u61c9\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5728\u7b49\u5f85\u6578\u64da\u7684\u540c\u6642\u57f7\u884c\u5176\u4ed6\u4efb\u52d9\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002\u9019\u7a2e\u6a21\u5f0f\u7279\u5225\u9069\u5408\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u5834\u666f\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u6709\u6548\u5730\u5229\u7528\u7cfb\u7d71\u8cc7\u6e90\uff0c\u6e1b\u5c11\u5ef6\u9072\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-OgqalSkkFi\">Redis \u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>Redis \u662f\u4e00\u500b\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u4e3b\u8981\u5f97\u76ca\u65bc\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u5b58\u5132\uff1a<\/strong>\u6240\u6709\u6578\u64da\u90fd\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u8b80\u53d6\u901f\u5ea6\u6975\u5feb\u3002<\/li>\n<li><strong>\u55ae\u7dda\u7a0b\u6a21\u578b\uff1a<\/strong>\u4f7f\u7528\u55ae\u4e00\u7dda\u7a0b\u8655\u7406\u8acb\u6c42\uff0c\u907f\u514d\u4e86\u591a\u7dda\u7a0b\u4e2d\u7684\u4e0a\u4e0b\u6587\u5207\u63db\u958b\u92b7\u3002<\/li>\n<li><strong>\u9ad8\u6548\u7684 I\/O \u591a\u8def\u5fa9\u7528\uff1a<\/strong>\u4f7f\u7528 epoll \u6216 select \u7b49\u6280\u8853\u4f86\u8655\u7406\u591a\u500b\u9023\u63a5\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%9d%9e%e9%98%bb%e5%a1%9e-tcp-%e5%9c%a8-redis-%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-OgqalSkkFi\">\u975e\u963b\u585e TCP \u5728 Redis \u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u975e\u963b\u585e TCP \u53ef\u4ee5\u901a\u904e\u4f7f\u7528\u4e8b\u4ef6\u9a45\u52d5\u7684 I\/O \u6a21\u578b\u4f86\u5be6\u73fe\u3002\u9019\u7a2e\u6a21\u578b\u5141\u8a31 Redis \u5728\u8655\u7406\u5927\u91cf\u9023\u63a5\u6642\uff0c\u4ecd\u7136\u80fd\u4fdd\u6301\u9ad8\u6548\u7684\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u5be6\u73fe\u65b9\u5f0f\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-epoll-%e9%80%b2%e8%a1%8c-i-o-%e5%a4%9a%e8%b7%af%e5%be%a9%e7%94%a8-OgqalSkkFi\">1. \u4f7f\u7528 epoll \u9032\u884c I\/O \u591a\u8def\u5fa9\u7528<\/h3>\n<p>Redis \u4f7f\u7528 epoll \u4f86\u7ba1\u7406\u5927\u91cf\u7684\u5ba2\u6236\u7aef\u9023\u63a5\u3002\u9019\u7a2e\u6280\u8853\u80fd\u5920\u5728\u55ae\u500b\u7dda\u7a0b\u4e2d\u9ad8\u6548\u5730\u8655\u7406\u591a\u500b\u9023\u63a5\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u7cfb\u7d71\u8cc7\u6e90\u7684\u6d88\u8017\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nint epoll_fd = epoll_create1(0);\nstruct epoll_event event;\nevent.events = EPOLLIN;\nevent.data.fd = server_socket;\nepoll_ctl(epoll_fd, EPOLL_CTL_ADD, server_socket, &amp;event);\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e9%9d%9e%e9%98%bb%e5%a1%9e%e5%a5%97%e6%8e%a5%e5%ad%97-OgqalSkkFi\">2. \u4f7f\u7528\u975e\u963b\u585e\u5957\u63a5\u5b57<\/h3>\n<p>\u5728\u5275\u5efa\u5957\u63a5\u5b57\u6642\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u70ba\u975e\u963b\u585e\u6a21\u5f0f\uff0c\u9019\u6a23\u5728\u9032\u884c\u8b80\u5beb\u64cd\u4f5c\u6642\uff0c\u4e0d\u6703\u56e0\u70ba\u7b49\u5f85\u800c\u963b\u585e\u5176\u4ed6\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u975e\u963b\u585e\u5957\u63a5\u5b57\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nint flags = fcntl(socket_fd, F_GETFL, 0);\nfcntl(socket_fd, F_SETFL, flags | O_NONBLOCK);\n<\/code><\/pre>\n<h3 id=\"3-%e5%84%aa%e5%8c%96-redis-%e9%85%8d%e7%bd%ae-OgqalSkkFi\">3. \u512a\u5316 Redis \u914d\u7f6e<\/h3>\n<p>\u9664\u4e86\u4f7f\u7528\u975e\u963b\u585e TCP\uff0c\u9084\u53ef\u4ee5\u901a\u904e\u8abf\u6574 Redis \u7684\u914d\u7f6e\u4f86\u9032\u4e00\u6b65\u63d0\u5347\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u589e\u52a0\u6700\u5927\u5ba2\u6236\u7aef\u9023\u63a5\u6578\u3001\u8abf\u6574\u5167\u5b58\u4f7f\u7528\u7b56\u7565\u7b49\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-OgqalSkkFi\">\u7d50\u8ad6<\/h2>\n<p>\u975e\u963b\u585e TCP \u5728 Redis \u4e2d\u7684\u61c9\u7528\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u901a\u904e\u4f7f\u7528\u4e8b\u4ef6\u9a45\u52d5\u7684 I\/O \u6a21\u578b\u548c\u975e\u963b\u585e\u5957\u63a5\u5b57\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u8655\u7406\u9ad8\u4e26\u767c\u7684\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u6301\u7e8c\u512a\u5316 Redis \u7684\u6027\u80fd\u5c07\u6210\u70ba\u672a\u4f86\u7684\u91cd\u8981\u8da8\u52e2\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684 Redis \u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6975\u901f\u975e\u963b\u585e TCP \u7684 Redis \u512a\u5316\u6280\u8853\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u9ad8\u6027\u80fd\u7684\u975e\u963b\u585e TCP Redis \u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-161795","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=161795"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161795\/revisions"}],"predecessor-version":[{"id":161796,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161795\/revisions\/161796"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161795"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}