{"id":185208,"date":"2024-11-10T19:38:19","date_gmt":"2024-11-10T11:38:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185208\/"},"modified":"2024-11-10T19:38:20","modified_gmt":"2024-11-10T11:38:20","slug":"%e4%bd%bf%e7%94%a8redis%e9%98%bb%e5%a1%9e%e6%96%b9%e6%b3%95%e8%ae%93%e7%b3%bb%e7%b5%b1%e6%9b%b4%e5%bf%ab%e9%80%9f%ef%bc%88redis%e9%98%bb%e5%a1%9e%e6%96%b9%e6%b3%95%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185208\/","title":{"rendered":"\u4f7f\u7528Redis\u963b\u585e\u65b9\u6cd5\u8b93\u7cfb\u7d71\u66f4\u5feb\u901f\uff08redis\u963b\u585e\u65b9\u6cd5\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e9%98%bb%e5%a1%9e%e6%96%b9%e6%b3%95%e8%ae%93%e7%b3%bb%e7%b5%b1%e6%9b%b4%e5%bf%ab%e9%80%9f-UPXKgihbFy\">\u4f7f\u7528Redis\u963b\u585e\u65b9\u6cd5\u8b93\u7cfb\u7d71\u66f4\u5feb\u901f<\/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\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u63d0\u5347\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u5176\u4e2d\uff0c\u963b\u585e\u65b9\u6cd5\uff08Blocking Methods\uff09\u662fRedis\u7684\u4e00\u500b\u91cd\u8981\u7279\u6027\uff0c\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u9ad8\u4f75\u767c\u7684\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%98%bb%e5%a1%9e%e6%96%b9%e6%b3%95%ef%bc%9f-UPXKgihbFy\">\u4ec0\u9ebc\u662fRedis\u963b\u585e\u65b9\u6cd5\uff1f<\/h2>\n<p>Redis\u7684\u963b\u585e\u65b9\u6cd5\u4e3b\u8981\u5305\u62ec <code>BLPOP<\/code>\u3001<code>BRPOP<\/code> \u548c <code>BRPOPLPUSH<\/code> \u7b49\u547d\u4ee4\u3002\u9019\u4e9b\u547d\u4ee4\u5141\u8a31\u5ba2\u6236\u7aef\u5728\u6307\u5b9a\u7684\u5217\u8868\u4e0a\u9032\u884c\u963b\u585e\u64cd\u4f5c\uff0c\u76f4\u5230\u6709\u5143\u7d20\u53ef\u7528\u70ba\u6b62\u3002\u9019\u610f\u5473\u8457\u7576\u4e00\u500b\u5ba2\u6236\u7aef\u8acb\u6c42\u4e00\u500b\u7a7a\u5217\u8868\u6642\uff0c\u5b83\u4e0d\u6703\u7acb\u5373\u8fd4\u56de\u932f\u8aa4\uff0c\u800c\u662f\u6703\u7b49\u5f85\u76f4\u5230\u6709\u65b0\u5143\u7d20\u88ab\u63a8\u5165\u5217\u8868\u4e2d\u3002<\/p>\n<h3 id=\"%e9%98%bb%e5%a1%9e%e6%96%b9%e6%b3%95%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-UPXKgihbFy\">\u963b\u585e\u65b9\u6cd5\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>\u4ee5 <code>BLPOP<\/code> \u547d\u4ee4\u70ba\u4f8b\uff0c\u7576\u5ba2\u6236\u7aef\u57f7\u884c\u6b64\u547d\u4ee4\u6642\uff0c\u5982\u679c\u5217\u8868\u70ba\u7a7a\uff0cRedis\u6703\u5c07\u8a72\u5ba2\u6236\u7aef\u7f6e\u65bc\u963b\u585e\u72c0\u614b\uff0c\u76f4\u5230\u6709\u5143\u7d20\u88ab\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u8f2a\u8a62\uff0c\u5f9e\u800c\u7bc0\u7701\u8cc7\u6e90\u548c\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<pre><code>BLPOP mylist 0\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u5ba2\u6236\u7aef\u6703\u5728 <code>mylist<\/code> \u5217\u8868\u4e0a\u9032\u884c\u963b\u585e\uff0c\u76f4\u5230\u6709\u5143\u7d20\u53ef\u7528\u3002\u53c3\u6578 <code>0<\/code> \u8868\u793a\u5ba2\u6236\u7aef\u5c07\u7121\u9650\u671f\u7b49\u5f85\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e9%98%bb%e5%a1%9e%e6%96%b9%e6%b3%95%e7%9a%84%e5%84%aa%e5%8b%a2-UPXKgihbFy\">\u4f7f\u7528Redis\u963b\u585e\u65b9\u6cd5\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u6e1b\u5c11\u8cc7\u6e90\u6d88\u8017\uff1a<\/strong>\u50b3\u7d71\u7684\u8f2a\u8a62\u65b9\u5f0f\u6703\u6d88\u8017\u5927\u91cf\u7684CPU\u8cc7\u6e90\uff0c\u800c\u4f7f\u7528\u963b\u585e\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u9019\u7a2e\u6d88\u8017\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u97ff\u61c9\u901f\u5ea6\uff1a<\/strong>\u7576\u6709\u65b0\u6578\u64da\u53ef\u7528\u6642\uff0c\u963b\u585e\u7684\u5ba2\u6236\u7aef\u6703\u7acb\u5373\u88ab\u559a\u9192\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u7c21\u5316\u4ee3\u78bc\u908f\u8f2f\uff1a<\/strong>\u4f7f\u7528\u963b\u585e\u65b9\u6cd5\u53ef\u4ee5\u7c21\u5316\u61c9\u7528\u7a0b\u5e8f\u7684\u908f\u8f2f\uff0c\u6e1b\u5c11\u4e86\u9700\u8981\u8655\u7406\u7684\u7570\u5e38\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-UPXKgihbFy\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u6d88\u606f\u968a\u5217\u7cfb\u7d71\uff0c\u751f\u7522\u8005\u5c07\u6d88\u606f\u63a8\u5165\u4e00\u500bRedis\u5217\u8868\u4e2d\uff0c\u800c\u6d88\u8cbb\u8005\u5247\u5f9e\u8a72\u5217\u8868\u4e2d\u53d6\u51fa\u6d88\u606f\u3002\u5982\u679c\u4f7f\u7528\u50b3\u7d71\u7684\u8f2a\u8a62\u65b9\u5f0f\uff0c\u6d88\u8cbb\u8005\u9700\u8981\u4e0d\u65b7\u6aa2\u67e5\u5217\u8868\u662f\u5426\u6709\u65b0\u6d88\u606f\uff0c\u9019\u6a23\u6703\u5c0e\u81f4\u8cc7\u6e90\u6d6a\u8cbb\u3002\u800c\u4f7f\u7528 <code>BLPOP<\/code> \u547d\u4ee4\uff0c\u6d88\u8cbb\u8005\u53ef\u4ee5\u5728\u6c92\u6709\u65b0\u6d88\u606f\u6642\u9032\u5165\u963b\u585e\u72c0\u614b\uff0c\u7576\u6709\u65b0\u6d88\u606f\u5230\u9054\u6642\uff0c\u6d88\u8cbb\u8005\u6703\u7acb\u5373\u88ab\u559a\u9192\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6574\u9ad4\u6548\u7387\u3002<\/p>\n<pre><code>while (true) {\n    \/\/ \u963b\u585e\u7b49\u5f85\u65b0\u6d88\u606f\n    BLPOP messageQueue 0\n    \/\/ \u8655\u7406\u6d88\u606f\n}\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-UPXKgihbFy\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136Redis\u7684\u963b\u585e\u65b9\u6cd5\u63d0\u4f9b\u4e86\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4ecd\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u5217\u8868\u7684\u4f7f\u7528\u5834\u666f\u9069\u5408\u963b\u585e\u64cd\u4f5c\uff0c\u5426\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u4e0d\u5fc5\u8981\u7684\u5ef6\u9072\u3002<\/li>\n<li>\u5408\u7406\u8a2d\u7f6e\u8d85\u6642\u53c3\u6578\uff0c\u4ee5\u9632\u6b62\u5ba2\u6236\u7aef\u9577\u6642\u9593\u963b\u585e\u3002<\/li>\n<li>\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\uff0c\u78ba\u4fdd\u963b\u585e\u64cd\u4f5c\u4e0d\u6703\u5f71\u97ff\u6574\u9ad4\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-UPXKgihbFy\">\u7d50\u8ad6<\/h2>\n<p>Redis\u7684\u963b\u585e\u65b9\u6cd5\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6280\u8853\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u9019\u4e9b\u547d\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6e1b\u5c11\u8cc7\u6e90\u6d88\u8017\uff0c\u7c21\u5316\u4ee3\u78bc\u908f\u8f2f\uff0c\u4e26\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u4f75\u767c\u8655\u7406\u7684\u61c9\u7528\u5834\u666f\uff0cRedis\u7684\u963b\u585e\u65b9\u6cd5\u7121\u7591\u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u89e3\u6c7a\u65b9\u6848\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\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff0c\u6eff\u8db3\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Redis\u963b\u585e\u65b9\u6cd5\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff0c\u5be6\u73fe\u66f4\u5feb\u901f\u7684\u6578\u64da\u8655\u7406\u8207\u9ad8\u6548\u7684\u8cc7\u6e90\u7ba1\u7406\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-185208","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185208","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=185208"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185208\/revisions"}],"predecessor-version":[{"id":185209,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185208\/revisions\/185209"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}