{"id":181228,"date":"2024-11-09T15:18:24","date_gmt":"2024-11-09T07:18:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181228\/"},"modified":"2024-11-09T15:18:24","modified_gmt":"2024-11-09T07:18:24","slug":"%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3redis%e9%8e%96%e7%9a%84%e5%90%ab%e7%be%a9%ef%bc%88redis%e7%9a%84%e9%8e%96%e6%98%af%e4%bb%80%e9%ba%bc%e6%84%8f%e6%80%9d%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181228\/","title":{"rendered":"\u6df1\u5165\u7406\u89e3Redis\u9396\u7684\u542b\u7fa9\uff08redis\u7684\u9396\u662f\u4ec0\u9ebc\u610f\u601d\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3redis%e9%8e%96%e7%9a%84%e5%90%ab%e7%be%a9%ef%bc%88redis%e7%9a%84%e9%8e%96%e6%98%af%e4%bb%80%e9%ba%bc%e6%84%8f%e6%80%9d%ef%bc%89-uIQcKxAREH\">\u6df1\u5165\u7406\u89e3Redis\u9396\u7684\u542b\u7fa9\uff08redis\u7684\u9396\u662f\u4ec0\u9ebc\u610f\u601d\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u6578\u64da\u4e00\u81f4\u6027\u548c\u4e26\u767c\u63a7\u5236\u662f\u81f3\u95dc\u91cd\u8981\u7684\u554f\u984c\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u8655\u7406\u9019\u4e9b\u554f\u984c\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u9396\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u9396\u7684\u542b\u7fa9\u3001\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%8e%96%ef%bc%9f-uIQcKxAREH\">\u4ec0\u9ebc\u662fRedis\u9396\uff1f<\/h2>\n<p>Redis\u9396\u662f\u4e00\u7a2e\u7528\u65bc\u63a7\u5236\u5c0d\u5171\u4eab\u8cc7\u6e90\u8a2a\u554f\u7684\u6a5f\u5236\u3002\u7576\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u5617\u8a66\u8a2a\u554f\u540c\u4e00\u8cc7\u6e90\u6642\uff0c\u9396\u53ef\u4ee5\u9632\u6b62\u6578\u64da\u7af6\u722d\u548c\u4e0d\u4e00\u81f4\u6027\u3002Redis\u9396\u901a\u5e38\u662f\u57fa\u65bcRedis\u7684\u539f\u5b50\u64cd\u4f5c\u4f86\u5be6\u73fe\u7684\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e2d\u8868\u73fe\u51fa\u8272\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-uIQcKxAREH\">Redis\u9396\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>Redis\u9396\u7684\u57fa\u672c\u539f\u7406\u662f\u4f7f\u7528\u4e00\u500b\u9375\u4f86\u8868\u793a\u9396\u7684\u72c0\u614b\u3002\u7576\u4e00\u500b\u5ba2\u6236\u7aef\u60f3\u8981\u7372\u53d6\u9396\u6642\uff0c\u5b83\u6703\u5617\u8a66\u8a2d\u7f6e\u9019\u500b\u9375\u3002\u5982\u679c\u9375\u8a2d\u7f6e\u6210\u529f\uff0c\u5247\u8868\u793a\u9396\u5df2\u88ab\u7372\u53d6\uff1b\u5982\u679c\u9375\u5df2\u5b58\u5728\uff0c\u5247\u8868\u793a\u9396\u5df2\u88ab\u5176\u4ed6\u5ba2\u6236\u7aef\u6301\u6709\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84%e9%8e%96%e5%af%a6%e7%8f%be-uIQcKxAREH\">\u57fa\u672c\u7684\u9396\u5be6\u73fe<\/h3>\n<pre><code>SET lock_key unique_lock_value NX PX 30000\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c<code>SET<\/code>\u547d\u4ee4\u7528\u65bc\u8a2d\u7f6e\u9396\uff0c<code>NX<\/code>\u8868\u793a\u53ea\u6709\u5728\u9375\u4e0d\u5b58\u5728\u6642\u624d\u8a2d\u7f6e\uff0c<code>PX 30000<\/code>\u5247\u8a2d\u7f6e\u9396\u7684\u904e\u671f\u6642\u9593\u70ba30\u79d2\u3002\u9019\u6a23\u53ef\u4ee5\u9632\u6b62\u6b7b\u9396\u7684\u60c5\u6cc1\u767c\u751f\u3002<\/p>\n<h3 id=\"%e9%87%8b%e6%94%be%e9%8e%96-uIQcKxAREH\">\u91cb\u653e\u9396<\/h3>\n<p>\u91cb\u653e\u9396\u7684\u904e\u7a0b\u540c\u6a23\u91cd\u8981\u3002\u53ea\u6709\u6301\u6709\u9396\u7684\u5ba2\u6236\u7aef\u624d\u80fd\u91cb\u653e\u5b83\u3002\u9019\u53ef\u4ee5\u901a\u904e\u6aa2\u67e5\u9396\u7684\u503c\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>if (GET lock_key == unique_lock_value) {\n    DEL lock_key\n}\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u78ba\u4fdd\u53ea\u6709\u6301\u6709\u9396\u7684\u5ba2\u6236\u7aef\u624d\u80fd\u91cb\u653e\u9396\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u5176\u4ed6\u5ba2\u6236\u7aef\u8aa4\u91cb\u653e\u9396\u7684\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e-uIQcKxAREH\">Redis\u9396\u7684\u512a\u7f3a\u9ede<\/h2>\n<h3 id=\"%e5%84%aa%e9%bb%9e-uIQcKxAREH\">\u512a\u9ede<\/h3>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>Redis\u7684\u64cd\u4f5c\u662f\u539f\u5b50\u6027\u7684\uff0c\u9019\u4f7f\u5f97\u9396\u7684\u7372\u53d6\u548c\u91cb\u653e\u975e\u5e38\u5feb\u901f\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6027\uff1a<\/strong>\u4f7f\u7528Redis\u5be6\u73fe\u9396\u7684\u4ee3\u78bc\u76f8\u5c0d\u7c21\u55ae\uff0c\u6613\u65bc\u7406\u89e3\u548c\u7dad\u8b77\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>Redis\u4f5c\u70ba\u4e00\u500b\u5206\u4f48\u5f0f\u7cfb\u7d71\uff0c\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\u4ee5\u652f\u6301\u66f4\u591a\u7684\u5ba2\u6236\u7aef\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%bc%ba%e9%bb%9e-uIQcKxAREH\">\u7f3a\u9ede<\/h3>\n<ul>\n<li><strong>\u904e\u671f\u554f\u984c\uff1a<\/strong>\u5982\u679c\u6301\u6709\u9396\u7684\u5ba2\u6236\u7aef\u5728\u9396\u904e\u671f\u4e4b\u524d\u672a\u80fd\u91cb\u653e\u9396\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5176\u4ed6\u5ba2\u6236\u7aef\u7121\u6cd5\u7372\u53d6\u9396\u3002<\/li>\n<li><strong>\u6b7b\u9396\u98a8\u96aa\uff1a<\/strong>\u5982\u679c\u9396\u7684\u7ba1\u7406\u4e0d\u7576\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6b7b\u9396\u7684\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e4%b8%ad%e7%9a%84redis%e9%8e%96-uIQcKxAREH\">\u5be6\u969b\u61c9\u7528\u4e2d\u7684Redis\u9396<\/h2>\n<p>Redis\u9396\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\u5728\u8655\u7406\u8a02\u55ae\u3001\u66f4\u65b0\u5eab\u5b58\u6216\u57f7\u884c\u6279\u91cf\u64cd\u4f5c\u6642\u3002\u901a\u904e\u4f7f\u7528Redis\u9396\uff0c\u53ef\u4ee5\u78ba\u4fdd\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e2d\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-uIQcKxAREH\">\u7d50\u8ad6<\/h2>\n<p>Redis\u9396\u662f\u4e00\u7a2e\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6e90\u8a2a\u554f\u3002\u96d6\u7136\u5b83\u6709\u5176\u512a\u7f3a\u9ede\uff0c\u4f46\u5728\u6b63\u78ba\u7684\u4f7f\u7528\u60c5\u5883\u4e0b\uff0cRedis\u9396\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u7406\u89e3\u548c\u6b63\u78ba\u4f7f\u7528Redis\u9396\u662f\u81f3\u95dc\u91cd\u8981\u7684\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\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u61c9\u7528\u548c\u6578\u64da\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u7406\u89e3Redis\u9396\u7684\u542b\u7fa9\uff0c\u63a2\u8a0eRedis\u9396\u7684\u5b9a\u7fa9\u3001\u7528\u9014\u53ca\u5176\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u7684\u91cd\u8981\u6027\uff0c\u52a9\u4f60\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\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-181228","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181228","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=181228"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181228\/revisions"}],"predecessor-version":[{"id":181229,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181228\/revisions\/181229"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=181228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=181228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=181228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}