{"id":152987,"date":"2024-11-02T03:41:19","date_gmt":"2024-11-01T19:41:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152987\/"},"modified":"2024-11-02T03:41:21","modified_gmt":"2024-11-01T19:41:21","slug":"%e5%a4%84%e7%90%86%e5%85%a7%e5%ad%98%e8%80%97%e5%b0%bd%ef%bc%8credis-%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%ef%bc%88%e5%85%a7%e5%ad%98%e8%80%97%e7%9b%a1-redis%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152987\/","title":{"rendered":"\u5904\u7406\u5167\u5b58\u8017\u5c3d\uff0cRedis \u5982\u4f55\u89e3\u6c7a\uff08\u5167\u5b58\u8017\u76e1 Redis\uff09"},"content":{"rendered":"<h1 id=\"%e8%99%95%e7%90%86%e5%85%a7%e5%ad%98%e8%80%97%e7%9b%a1%ef%bc%8credis-%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%ef%bc%88%e5%85%a7%e5%ad%98%e8%80%97%e7%9b%a1-redis%ef%bc%89-gvXtYUCkKq\">\u8655\u7406\u5167\u5b58\u8017\u76e1\uff0cRedis \u5982\u4f55\u89e3\u6c7a\uff08\u5167\u5b58\u8017\u76e1 Redis\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5167\u5b58\u7ba1\u7406\u6210\u70ba\u4e86\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528\u9ad8\u6548\u80fd\u6578\u64da\u7d50\u69cb\u7684\u60c5\u6cc1\u4e0b\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u7d93\u5e38\u9762\u81e8\u5167\u5b58\u8017\u76e1\u7684\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u6709\u6548\u5730\u8655\u7406\u5167\u5b58\u8017\u76e1\u7684\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u548c\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86%e6%a9%9f%e5%88%b6-gvXtYUCkKq\">Redis \u7684\u5167\u5b58\u7ba1\u7406\u6a5f\u5236<\/h2>\n<p>Redis \u662f\u4e00\u500b\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u9019\u610f\u5473\u8457\u5b83\u7684\u6578\u64da\u5b58\u5132\u5728 RAM \u4e2d\uff0c\u4ee5\u4fbf\u5feb\u901f\u8a2a\u554f\u3002\u9019\u7a2e\u8a2d\u8a08\u96d6\u7136\u63d0\u4f9b\u4e86\u6975\u9ad8\u7684\u6027\u80fd\uff0c\u4f46\u4e5f\u4f7f\u5f97\u5167\u5b58\u7684\u4f7f\u7528\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u5167\u5b58\u7ba1\u7406\u7b56\u7565\uff0c\u4ee5\u61c9\u5c0d\u5167\u5b58\u8017\u76e1\u7684\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"%e5%85%a7%e5%ad%98%e9%99%90%e5%88%b6%e8%a8%ad%e7%bd%ae-gvXtYUCkKq\">\u5167\u5b58\u9650\u5236\u8a2d\u7f6e<\/h3>\n<p>Redis \u5141\u8a31\u7528\u6236\u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u9650\u5236\u3002\u9019\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 <code>maxmemory<\/code> \u53c3\u6578\u4f86\u5be6\u73fe\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>maxmemory 2gb<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u5f8c\uff0c\u7576 Redis \u4f7f\u7528\u7684\u5167\u5b58\u9054\u5230 2GB \u6642\uff0c\u5c07\u555f\u52d5\u5167\u5b58\u7ba1\u7406\u7b56\u7565\u4f86\u91cb\u653e\u5167\u5b58\u3002<\/p>\n<h3 id=\"%e5%85%a7%e5%ad%98%e6%b7%98%e6%b1%b0%e7%ad%96%e7%95%a5-gvXtYUCkKq\">\u5167\u5b58\u6dd8\u6c70\u7b56\u7565<\/h3>\n<p>\u7576 Redis \u9054\u5230\u8a2d\u5b9a\u7684\u5167\u5b58\u9650\u5236\u6642\uff0c\u5b83\u6703\u6839\u64da\u7528\u6236\u9078\u64c7\u7684\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\u4f86\u8655\u7406\u5167\u5b58\u8017\u76e1\u7684\u554f\u984c\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u7b56\u7565\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>noeviction<\/strong>: \u4e0d\u6703\u522a\u9664\u4efb\u4f55\u9375\uff0c\u7576\u5167\u5b58\u8017\u76e1\u6642\uff0c\u5beb\u5165\u64cd\u4f5c\u5c07\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru<\/strong>: \u522a\u9664\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/li>\n<li><strong>volatile-lru<\/strong>: \u53ea\u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>allkeys-random<\/strong>: \u96a8\u6a5f\u522a\u9664\u9375\u3002<\/li>\n<li><strong>volatile-random<\/strong>: \u96a8\u6a5f\u522a\u9664\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<li><strong>volatile-ttl<\/strong>: \u522a\u9664\u5373\u5c07\u904e\u671f\u7684\u9375\u3002<\/li>\n<\/ul>\n<p>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u61c9\u7528\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u9700\u8981\u4fdd\u6301\u9ad8\u53ef\u7528\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7 <code>allkeys-lru<\/code> \u7b56\u7565\u53ef\u80fd\u66f4\u70ba\u5408\u9069\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-gvXtYUCkKq\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u5730\u7ba1\u7406 Redis \u7684\u5167\u5b58\u4f7f\u7528\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<h3 id=\"%e5%ae%9a%e6%9c%9f%e7%9b%a3%e6%8e%a7%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-gvXtYUCkKq\">\u5b9a\u671f\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u4f7f\u7528 Redis \u63d0\u4f9b\u7684 <code>INFO<\/code> \u547d\u4ee4\u53ef\u4ee5\u7372\u53d6\u5167\u5b58\u4f7f\u7528\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u9019\u6709\u52a9\u65bc\u53ca\u6642\u767c\u73fe\u5167\u5b58\u4f7f\u7528\u7684\u7570\u5e38\u60c5\u6cc1\u3002<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<h3 id=\"%e5%90%88%e7%90%86%e8%a8%ad%e8%a8%88%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-gvXtYUCkKq\">\u5408\u7406\u8a2d\u8a08\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>HASH<\/code> \u7d50\u69cb\u4f86\u5b58\u5132\u591a\u500b\u76f8\u95dc\u7684\u9375\u503c\u5c0d\uff0c\u800c\u4e0d\u662f\u70ba\u6bcf\u500b\u9375\u5275\u5efa\u4e00\u500b\u55ae\u7368\u7684\u9375\u3002<\/p>\n<h3 id=\"%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-gvXtYUCkKq\">\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h3>\n<p>\u5c0d\u65bc\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u53ef\u4ee5\u81ea\u52d5\u91cb\u653e\u5167\u5b58\u3002\u9019\u53ef\u4ee5\u901a\u904e <code>EXPIRE<\/code> \u547d\u4ee4\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>EXPIRE mykey 60<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u5f8c\uff0c<code>mykey<\/code> \u5c07\u5728 60 \u79d2\u5f8c\u81ea\u52d5\u522a\u9664\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-gvXtYUCkKq\">\u7d50\u8ad6<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6709\u6548\u7684\u5167\u5b58\u7ba1\u7406\u6a5f\u5236\u4f86\u61c9\u5c0d\u5167\u5b58\u8017\u76e1\u7684\u6311\u6230\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u5167\u5b58\u9650\u5236\u3001\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u6dd8\u6c70\u7b56\u7565\u4ee5\u53ca\u9075\u5faa\u6700\u4f73\u5be6\u8e10\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd Redis \u7684\u9ad8\u6548\u904b\u884c\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u6301\u7e8c\u76e3\u63a7\u548c\u512a\u5316\u5167\u5b58\u4f7f\u7528\u5c07\u6210\u70ba\u78ba\u4fdd\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\uff0c\u7121\u8ad6\u662f\u5c0f\u578b\u61c9\u7528\u9084\u662f\u5927\u578b\u4f01\u696d\u7d1a\u670d\u52d9\u5668\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u901a\u8fc7Redis\u7684\u5185\u5b58\u7ba1\u7406\u7b56\u7565\u6709\u6548\u5904\u7406\u5185\u5b58\u8017\u5c3d\u95ee\u9898\uff0c\u786e\u4fdd\u6570\u636e\u6301\u4e45\u6027\u4e0e\u7cfb\u7edf\u7a33\u5b9a\u6027\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-152987","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152987","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=152987"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152987\/revisions"}],"predecessor-version":[{"id":152988,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152987\/revisions\/152988"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=152987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=152987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=152987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}