{"id":189196,"date":"2024-11-12T05:32:21","date_gmt":"2024-11-11T21:32:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/189196\/"},"modified":"2024-11-12T05:32:23","modified_gmt":"2024-11-11T21:32:23","slug":"%e9%a1%8credis%e5%bf%ab%e5%8f%96%e6%b8%85%e7%90%86%e9%9d%a2%e8%a9%a6%e6%8c%87%e5%8d%97%ef%bc%88redis%e5%bf%ab%e5%8f%96%e6%b8%85%e7%90%86%e9%9d%a2%e8%a9%a6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/189196\/","title":{"rendered":"\u984cRedis\u5feb\u53d6\u6e05\u7406\u9762\u8a66\u6307\u5357\uff08redis\u5feb\u53d6\u6e05\u7406\u9762\u8a66\uff09"},"content":{"rendered":"<h1 id=\"redis%e5%bf%ab%e5%8f%96%e6%b8%85%e7%90%86%e9%9d%a2%e8%a9%a6%e6%8c%87%e5%8d%97-FfhoqhesBP\">Redis\u5feb\u53d6\u6e05\u7406\u9762\u8a66\u6307\u5357<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u8def\u61c9\u7528\u7a0b\u5f0f\u4e2d\uff0c\u5feb\u53d6\u6280\u8853\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5c24\u5176\u662fRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u5c0d\u65bc\u5e0c\u671b\u9032\u5165\u6280\u8853\u9818\u57df\u7684\u6c42\u8077\u8005\u4f86\u8aaa\uff0c\u4e86\u89e3Redis\u7684\u5feb\u53d6\u6e05\u7406\u6a5f\u5236\u4e0d\u50c5\u80fd\u63d0\u5347\u5176\u6280\u8853\u80fd\u529b\uff0c\u9084\u80fd\u5728\u9762\u8a66\u4e2d\u812b\u7a4e\u800c\u51fa\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u5feb\u53d6\u6e05\u7406\u7684\u76f8\u95dc\u77e5\u8b58\uff0c\u5e6b\u52a9\u6c42\u8077\u8005\u6e96\u5099\u9762\u8a66\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e5%bf%ab%e5%8f%96%ef%bc%9f-FfhoqhesBP\">\u4ec0\u9ebc\u662fRedis\u5feb\u53d6\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5e38\u7528\u4f5c\u5feb\u53d6\u548c\u6578\u64da\u5eab\u3002\u5b83\u7684\u5feb\u53d6\u529f\u80fd\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5f0f\u7684\u6027\u80fd\uff0c\u901a\u904e\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97Redis\u5728\u8655\u7406\u9ad8\u4f75\u767c\u8acb\u6c42\u6642\u8868\u73fe\u51fa\u8272\u3002<\/p>\n<h2 id=\"%e5%bf%ab%e5%8f%96%e6%b8%85%e7%90%86%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-FfhoqhesBP\">\u5feb\u53d6\u6e05\u7406\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cRedis\u5feb\u53d6\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u7684\u904e\u671f\u6216\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002\u9019\u4e0d\u50c5\u6703\u4f54\u7528\u5bf6\u8cb4\u7684\u5167\u5b58\u8cc7\u6e90\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u7406\u5feb\u53d6\u662f\u7dad\u6301\u7cfb\u7d71\u5065\u5eb7\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"redis%e5%bf%ab%e5%8f%96%e6%b8%85%e7%90%86%e7%ad%96%e7%95%a5-FfhoqhesBP\">Redis\u5feb\u53d6\u6e05\u7406\u7b56\u7565<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u5feb\u53d6\u6e05\u7406\u7b56\u7565\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u7a2e\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u671f\u6e05\u7406\uff08Periodic Cleanup\uff09<\/strong>: Redis\u6703\u5728\u56fa\u5b9a\u7684\u6642\u9593\u9593\u9694\u5167\u6aa2\u67e5\u904e\u671f\u7684\u9375\uff0c\u4e26\u5c07\u5176\u522a\u9664\u3002\u9019\u7a2e\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u5167\u5b58\u4f7f\u7528\u3002<\/li>\n<li><strong>\u60f0\u6027\u6e05\u7406\uff08Lazy Cleanup\uff09<\/strong>: \u7576\u7528\u6236\u8acb\u6c42\u4e00\u500b\u9375\u6642\uff0cRedis\u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\u3002\u5982\u679c\u904e\u671f\uff0c\u5247\u522a\u9664\u8a72\u9375\u4e26\u8fd4\u56de\u7a7a\u503c\u3002\u9019\u7a2e\u65b9\u5f0f\u5728\u9ad8\u4f75\u767c\u5834\u666f\u4e0b\u80fd\u5920\u6e1b\u5c11\u6e05\u7406\u7684\u958b\u92b7\u3002<\/li>\n<li><strong>\u6700\u5927\u5167\u5b58\u9650\u5236\uff08Max Memory Policy\uff09<\/strong>: \u7576Redis\u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u8a2d\u5b9a\u7684\u4e0a\u9650\u6642\uff0c\u6703\u6839\u64da\u4e0d\u540c\u7684\u7b56\u7565\uff08\u5982LRU\u3001LFU\u7b49\uff09\u81ea\u52d5\u522a\u9664\u4e00\u4e9b\u9375\u4ee5\u91cb\u653e\u5167\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b8%85%e7%90%86%e5%91%bd%e4%bb%a4%e7%a4%ba%e4%be%8b-FfhoqhesBP\">\u6e05\u7406\u547d\u4ee4\u793a\u4f8b<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6e05\u7406\u904e\u671f\u9375\u7684\u547d\u4ee4\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<pre><code>DEL key_name  \/\/ \u522a\u9664\u6307\u5b9a\u7684\u9375\nEXPIRE key_name seconds  \/\/ \u8a2d\u5b9a\u9375\u7684\u904e\u671f\u6642\u9593\nTTL key_name  \/\/ \u67e5\u8a62\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\n<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u5730\u7ba1\u7406\u5feb\u53d6\u4e2d\u7684\u6578\u64da\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u9ad8\u6548\u904b\u884c\u3002<\/p>\n<h2 id=\"%e9%9d%a2%e8%a9%a6%e4%b8%ad%e5%8f%af%e8%83%bd%e9%81%87%e5%88%b0%e7%9a%84%e5%95%8f%e9%a1%8c-FfhoqhesBP\">\u9762\u8a66\u4e2d\u53ef\u80fd\u9047\u5230\u7684\u554f\u984c<\/h2>\n<p>\u5728\u9762\u8a66\u4e2d\uff0c\u9762\u8a66\u5b98\u53ef\u80fd\u6703\u91dd\u5c0dRedis\u5feb\u53d6\u6e05\u7406\u63d0\u51fa\u4e00\u4e9b\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u898b\u7684\u554f\u984c\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u8acb\u89e3\u91cbRedis\u7684\u5feb\u53d6\u6e05\u7406\u7b56\u7565\u53ca\u5176\u512a\u7f3a\u9ede\u3002<\/li>\n<li>\u5982\u4f55\u4f7f\u7528Redis\u547d\u4ee4\u4f86\u7ba1\u7406\u5feb\u53d6\u4e2d\u7684\u6578\u64da\uff1f<\/li>\n<li>\u5728\u9ad8\u4f75\u767c\u5834\u666f\u4e0b\uff0c\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u6e05\u7406\u7b56\u7565\uff1f<\/li>\n<\/ul>\n<p>\u6e96\u5099\u9019\u4e9b\u554f\u984c\u7684\u7b54\u6848\uff0c\u4e26\u80fd\u5920\u8209\u4f8b\u8aaa\u660e\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u9762\u8a66\u7684\u6210\u529f\u7387\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-FfhoqhesBP\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3Redis\u5feb\u53d6\u6e05\u7406\u7684\u6a5f\u5236\u548c\u7b56\u7565\u5c0d\u65bc\u6280\u8853\u6c42\u8077\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\u4e0d\u50c5\u80fd\u5920\u5e6b\u52a9\u4f60\u5728\u9762\u8a66\u4e2d\u8868\u73fe\u51fa\u8272\uff0c\u9084\u80fd\u63d0\u5347\u4f60\u5728\u5be6\u969b\u5de5\u4f5c\u4e2d\u7684\u6280\u8853\u80fd\u529b\u3002\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u4f60\u7684\u61c9\u7528\u7a0b\u5f0f\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis\u5feb\u53d6\u6e05\u7406\u9762\u8a66\u6307\u5357\uff0c\u63d0\u4f9b\u95dc\u9375\u6280\u5de7\u8207\u5e38\u898b\u554f\u984c\uff0c\u52a9\u4f60\u8f15\u9b06\u61c9\u5c0dRedis\u9762\u8a66\u6311\u6230\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-189196","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189196","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=189196"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189196\/revisions"}],"predecessor-version":[{"id":189197,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189196\/revisions\/189197"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=189196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=189196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=189196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}