{"id":196574,"date":"2024-11-14T00:44:24","date_gmt":"2024-11-13T16:44:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196574\/"},"modified":"2024-11-14T00:44:25","modified_gmt":"2024-11-13T16:44:25","slug":"%e9%87%8d%e8%a4%87%e4%bd%bf%e7%94%a8redis%e9%8e%96%e8%a2%ab%e7%99%bc%e7%8f%be%ef%bc%88redis%e9%8e%96%e5%b7%b2%e5%ad%98%e5%9c%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196574\/","title":{"rendered":"\u91cd\u8907\u4f7f\u7528Redis\u9396\u88ab\u767c\u73fe\uff08redis\u9396\u5df2\u5b58\u5728\uff09"},"content":{"rendered":"<h1 id=\"%e9%87%8d%e8%a4%87%e4%bd%bf%e7%94%a8redis%e9%8e%96%e8%a2%ab%e7%99%bc%e7%8f%be%ef%bc%88redis%e9%8e%96%e5%b7%b2%e5%ad%98%e5%9c%a8%ef%bc%89-ziYZxqeSnn\">\u91cd\u8907\u4f7f\u7528Redis\u9396\u88ab\u767c\u73fe\uff08redis\u9396\u5df2\u5b58\u5728\uff09<\/h1>\n<p>\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u9396\u7684\u4f7f\u7528\u662f\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u548c\u9632\u6b62\u7af6\u722d\u689d\u4ef6\u7684\u91cd\u8981\u624b\u6bb5\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u7c21\u55ae\u800c\u5f37\u5927\u7684\u9396\u6a5f\u5236\u3002\u7136\u800c\uff0c\u7576\u6211\u5011\u5728\u4f7f\u7528Redis\u9396\u6642\uff0c\u91cd\u8907\u4f7f\u7528\u9396\u7684\u554f\u984c\u53ef\u80fd\u6703\u5c0e\u81f4\u610f\u60f3\u4e0d\u5230\u7684\u932f\u8aa4\uff0c\u7279\u5225\u662f\u7576\u9396\u5df2\u7d93\u5b58\u5728\u6642\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u9396\u7684\u5de5\u4f5c\u539f\u7406\u3001\u91cd\u8907\u4f7f\u7528\u9396\u7684\u98a8\u96aa\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u9019\u4e9b\u9396\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86-ziYZxqeSnn\">Redis\u9396\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>Redis\u9396\u901a\u5e38\u662f\u901a\u904e\u8a2d\u7f6e\u4e00\u500b\u9375\u4f86\u5be6\u73fe\u7684\uff0c\u9019\u500b\u9375\u7684\u503c\u53ef\u4ee5\u662f\u9396\u7684\u64c1\u6709\u8005\u7684\u6a19\u8b58\u7b26\u3002\u7576\u4e00\u500b\u5ba2\u6236\u7aef\u60f3\u8981\u7372\u53d6\u9396\u6642\uff0c\u5b83\u6703\u5617\u8a66\u8a2d\u7f6e\u9019\u500b\u9375\uff0c\u4e26\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\uff0c\u4ee5\u9632\u6b62\u6b7b\u9396\u7684\u60c5\u6cc1\u767c\u751f\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET lock_key \"lock_value\" NX PX 30000<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c`NX`\u8868\u793a\u53ea\u6709\u7576\u9375\u4e0d\u5b58\u5728\u6642\u624d\u8a2d\u7f6e\u9375\uff0c\u800c`PX 30000`\u5247\u8a2d\u7f6e\u4e86\u9396\u7684\u904e\u671f\u6642\u9593\u70ba30\u79d2\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u9396\u4e0d\u6703\u6c38\u4e45\u5b58\u5728\uff0c\u5f9e\u800c\u907f\u514d\u6b7b\u9396\u7684\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e9%87%8d%e8%a4%87%e4%bd%bf%e7%94%a8%e9%8e%96%e7%9a%84%e9%a2%a8%e9%9a%aa-ziYZxqeSnn\">\u91cd\u8907\u4f7f\u7528\u9396\u7684\u98a8\u96aa<\/h2>\n<p>\u7576\u4e00\u500b\u5ba2\u6236\u7aef\u5617\u8a66\u7372\u53d6\u4e00\u500b\u5df2\u7d93\u5b58\u5728\u7684\u9396\u6642\uff0c\u6703\u51fa\u73fe\u201credis\u9396\u5df2\u5b58\u5728\u201d\u7684\u60c5\u6cc1\u3002\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u4ee5\u4e0b\u5e7e\u500b\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u7af6\u722d\u689d\u4ef6\uff1a<\/strong>\u5982\u679c\u591a\u500b\u5ba2\u6236\u7aef\u540c\u6642\u5617\u8a66\u7372\u53d6\u9396\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u6b7b\u9396\uff1a<\/strong>\u5982\u679c\u9396\u7684\u64c1\u6709\u8005\u5728\u6301\u6709\u9396\u7684\u904e\u7a0b\u4e2d\u5d29\u6f70\uff0c\u5176\u4ed6\u5ba2\u6236\u7aef\u5c07\u7121\u6cd5\u7372\u53d6\u9396\uff0c\u5f9e\u800c\u5c0e\u81f4\u7cfb\u7d71\u7121\u6cd5\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<li><strong>\u6027\u80fd\u554f\u984c\uff1a<\/strong>\u91cd\u8907\u5617\u8a66\u7372\u53d6\u9396\u6703\u589e\u52a0\u7cfb\u7d71\u7684\u8ca0\u64d4\uff0c\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9c%89%e6%95%88%e7%ae%a1%e7%90%86redis%e9%8e%96-ziYZxqeSnn\">\u5982\u4f55\u6709\u6548\u7ba1\u7406Redis\u9396<\/h2>\n<p>\u70ba\u4e86\u907f\u514d\u91cd\u8907\u4f7f\u7528Redis\u9396\u7684\u554f\u984c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%94%af%e4%b8%80%e6%a8%99%e8%ad%98%e7%ac%a6-ziYZxqeSnn\">1. \u4f7f\u7528\u552f\u4e00\u6a19\u8b58\u7b26<\/h3>\n<p>\u5728\u8a2d\u7f6e\u9396\u6642\uff0c\u4f7f\u7528\u552f\u4e00\u7684\u6a19\u8b58\u7b26\u4f86\u6a19\u8a18\u9396\u7684\u64c1\u6709\u8005\u3002\u9019\u6a23\u53ef\u4ee5\u5728\u91cb\u653e\u9396\u6642\u9032\u884c\u6aa2\u67e5\uff0c\u78ba\u4fdd\u53ea\u6709\u64c1\u6709\u8a72\u9396\u7684\u5ba2\u6236\u7aef\u624d\u80fd\u91cb\u653e\u5b83\u3002<\/p>\n<pre><code>if (GET lock_key == \"lock_value\") {\n    DEL lock_key;\n}<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e5%90%88%e7%90%86%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-ziYZxqeSnn\">2. \u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593<\/h3>\n<p>\u78ba\u4fdd\u9396\u7684\u904e\u671f\u6642\u9593\u8db3\u5920\u9577\uff0c\u4ee5\u4fbf\u5b8c\u6210\u6240\u9700\u7684\u64cd\u4f5c\uff0c\u4f46\u53c8\u4e0d\u81f3\u65bc\u904e\u9577\uff0c\u4ee5\u514d\u9020\u6210\u6b7b\u9396\u7684\u98a8\u96aa\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redlock%e7%ae%97%e6%b3%95-ziYZxqeSnn\">3. \u4f7f\u7528Redlock\u7b97\u6cd5<\/h3>\n<p>Redlock\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u9396\u7b97\u6cd5\uff0c\u65e8\u5728\u63d0\u9ad8\u9396\u7684\u53ef\u9760\u6027\u3002\u5b83\u901a\u904e\u5728\u591a\u500bRedis\u5be6\u4f8b\u4e0a\u7372\u53d6\u9396\u4f86\u6e1b\u5c11\u55ae\u9ede\u6545\u969c\u7684\u98a8\u96aa\u3002\u9019\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u91cd\u8907\u4f7f\u7528\u9396\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ziYZxqeSnn\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u9396\u6642\uff0c\u91cd\u8907\u4f7f\u7528\u9396\u7684\u554f\u984c\u662f\u9700\u8981\u7279\u5225\u6ce8\u610f\u7684\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u7ba1\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u907f\u514d\u9019\u4e9b\u554f\u984c\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u9396\u7b56\u7565\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u91cd\u8907\u4f7f\u7528Redis\u9396\u88ab\u767c\u73fe\uff0c\u63d0\u793a\u9396\u5df2\u5b58\u5728\uff0c\u9700\u6aa2\u67e5\u9396\u7684\u7ba1\u7406\u8207\u91cb\u653e\u6a5f\u5236\u4ee5\u907f\u514d\u8cc7\u6e90\u7af6\u722d\u554f\u984c\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-196574","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196574","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=196574"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196574\/revisions"}],"predecessor-version":[{"id":196575,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196574\/revisions\/196575"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196574"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196574"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}