{"id":164671,"date":"2024-11-05T09:51:25","date_gmt":"2024-11-05T01:51:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164671\/"},"modified":"2024-11-05T09:51:26","modified_gmt":"2024-11-05T01:51:26","slug":"%e6%b1%ba%e8%a7%a3%e6%b1%baredis%e7%b7%a9%e5%ad%98%e6%bb%bf%e4%ba%86%e5%95%8f%e9%a1%8c%ef%bc%88redis%e7%b7%a9%e5%ad%98%e6%bb%bf%e4%ba%86%e6%80%8e%e9%ba%bc%e8%a7%a3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164671\/","title":{"rendered":"\u6c7a\u89e3\u6c7aRedis\u7de9\u5b58\u6eff\u4e86\u554f\u984c\uff08redis\u7de9\u5b58\u6eff\u4e86\u600e\u9ebc\u89e3\uff09"},"content":{"rendered":"<h1 id=\"%e6%b1%ba%e8%a7%a3%e6%b1%baredis%e7%b7%a9%e5%ad%98%e6%bb%bf%e4%ba%86%e5%95%8f%e9%a1%8c%ef%bc%88redis%e7%b7%a9%e5%ad%98%e6%bb%bf%e4%ba%86%e6%80%8e%e9%ba%bc%e8%a7%a3%ef%bc%89-vinUHELwDu\">\u6c7a\u89e3\u6c7aRedis\u7de9\u5b58\u6eff\u4e86\u554f\u984c\uff08redis\u7de9\u5b58\u6eff\u4e86\u600e\u9ebc\u89e3\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0cRedis\u7de9\u5b58\u53ef\u80fd\u6703\u9762\u81e8\u6eff\u4e86\u7684\u554f\u984c\uff0c\u9019\u6703\u5f71\u97ff\u61c9\u7528\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u7de9\u5b58\u6eff\u4e86\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"redis%e7%b7%a9%e5%ad%98%e6%bb%bf%e4%ba%86%e7%9a%84%e5%8e%9f%e5%9b%a0-vinUHELwDu\">Redis\u7de9\u5b58\u6eff\u4e86\u7684\u539f\u56e0<\/h2>\n<p>Redis\u7de9\u5b58\u6eff\u4e86\u7684\u539f\u56e0\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u9650\u5236\uff1a<\/strong>Redis\u7684\u5167\u5b58\u4f7f\u7528\u662f\u6709\u9650\u7684\uff0c\u7576\u5b58\u5132\u7684\u6578\u64da\u8d85\u904e\u8a2d\u5b9a\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u6642\uff0cRedis\u5c07\u7121\u6cd5\u518d\u5b58\u5132\u65b0\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u6578\u64da\u904e\u671f\u7b56\u7565\uff1a<\/strong>\u5982\u679c\u6c92\u6709\u5408\u7406\u8a2d\u7f6e\u6578\u64da\u7684\u904e\u671f\u6642\u9593\uff0c\u904e\u671f\u7684\u6578\u64da\u5c07\u4f54\u7528\u5167\u5b58\uff0c\u5c0e\u81f4\u53ef\u7528\u5167\u5b58\u6e1b\u5c11\u3002<\/li>\n<li><strong>\u6578\u64da\u7d50\u69cb\u9078\u64c7\u4e0d\u7576\uff1a<\/strong>\u4f7f\u7528\u4e0d\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u4f7f\u7528\u4e0d\u7576\uff0c\u4f8b\u5982\u4f7f\u7528\u5217\u8868\u4f86\u5b58\u5132\u5927\u91cf\u6578\u64da\uff0c\u800c\u4e0d\u662f\u4f7f\u7528\u96c6\u5408\u6216\u54c8\u5e0c\u8868\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%baredis%e7%b7%a9%e5%ad%98%e6%bb%bf%e4%ba%86%e7%9a%84%e5%95%8f%e9%a1%8c-vinUHELwDu\">\u89e3\u6c7aRedis\u7de9\u5b58\u6eff\u4e86\u7684\u554f\u984c<\/h2>\n<p>\u7576Redis\u7de9\u5b58\u6eff\u4e86\u6642\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e5%a2%9e%e5%8a%a0%e5%85%a7%e5%ad%98%e9%99%90%e5%88%b6-vinUHELwDu\">1. \u589e\u52a0\u5167\u5b58\u9650\u5236<\/h3>\n<p>\u6700\u76f4\u63a5\u7684\u89e3\u6c7a\u65b9\u6848\u662f\u589e\u52a0Redis\u7684\u5167\u5b58\u9650\u5236\u3002\u53ef\u4ee5\u901a\u904e\u4fee\u6539Redis\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\u53ef\u4ee5\u5c07Redis\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u8a2d\u7f6e\u70ba2GB\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u589e\u52a0\u5167\u5b58\u9700\u8981\u8003\u616e\u5230\u4f3a\u670d\u5668\u7684\u786c\u9ad4\u8cc7\u6e90\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e5%90%88%e7%90%86%e7%9a%84%e6%95%b8%e6%93%9a%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-vinUHELwDu\">2. \u8a2d\u7f6e\u5408\u7406\u7684\u6578\u64da\u904e\u671f\u6642\u9593<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u904e\u671f\u6578\u64da\u4f54\u7528\u5167\u5b58\uff0c\u53ef\u4ee5\u70ba\u7de9\u5b58\u7684\u6578\u64da\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\u3002\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u53ef\u4ee5\u70ba\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre><code>EXPIRE mykey 3600<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5c07 <code>mykey<\/code> \u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u70ba3600\u79d2\uff081\u5c0f\u6642\uff09\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8lru%e9%a9%85%e9%80%90%e7%ad%96%e7%95%a5-vinUHELwDu\">3. \u4f7f\u7528LRU\u9a45\u9010\u7b56\u7565<\/h3>\n<p>Redis\u652f\u6301\u591a\u7a2e\u9a45\u9010\u7b56\u7565\uff0c\u5176\u4e2dLRU\uff08Least Recently Used\uff09\u7b56\u7565\u53ef\u4ee5\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u6578\u64da\u3002\u53ef\u4ee5\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8a2d\u7f6e\u9a45\u9010\u7b56\u7565\uff1a<\/p>\n<pre><code>maxmemory-policy allkeys-lru<\/code><\/pre>\n<p>\u9019\u6a23\u7576\u5167\u5b58\u6eff\u4e86\u6642\uff0cRedis\u5c07\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/p>\n<h3 id=\"4-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-vinUHELwDu\">4. \u512a\u5316\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u5927\u91cf\u7684\u9375\u503c\u5c0d\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u54c8\u5e0c\u8868\u800c\u4e0d\u662f\u5217\u8868\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5167\u5b58\u7684\u958b\u92b7\u3002<\/p>\n<h3 id=\"5-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e7%84%a1%e7%94%a8%e6%95%b8%e6%93%9a-vinUHELwDu\">5. \u5b9a\u671f\u6e05\u7406\u7121\u7528\u6578\u64da<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u7121\u7528\u7684\u6578\u64da\u53ef\u4ee5\u91cb\u653e\u5167\u5b58\u3002\u53ef\u4ee5\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\u904d\u6b77\u9375\uff0c\u4e26\u6839\u64da\u696d\u52d9\u9700\u6c42\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-vinUHELwDu\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7de9\u5b58\u6eff\u4e86\u7684\u554f\u984c\u53ef\u4ee5\u901a\u904e\u589e\u52a0\u5167\u5b58\u9650\u5236\u3001\u8a2d\u7f6e\u5408\u7406\u7684\u6578\u64da\u904e\u671f\u6642\u9593\u3001\u4f7f\u7528LRU\u9a45\u9010\u7b56\u7565\u3001\u512a\u5316\u6578\u64da\u7d50\u69cb\u4ee5\u53ca\u5b9a\u671f\u6e05\u7406\u7121\u7528\u6578\u64da\u7b49\u65b9\u6cd5\u4f86\u89e3\u6c7a\u3002\u9019\u4e9b\u63aa\u65bd\u4e0d\u50c5\u80fd\u63d0\u9ad8Redis\u7684\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u61c9\u7528\u7684\u7a69\u5b9a\u6027\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\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aRedis\u7de9\u5b58\u6eff\u4e86\u7684\u554f\u984c\uff0c\u63d0\u4f9b\u6709\u6548\u7684\u7b56\u7565\u8207\u6280\u5de7\uff0c\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u7a69\u5b9a\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\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-164671","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164671","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=164671"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164671\/revisions"}],"predecessor-version":[{"id":164672,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164671\/revisions\/164672"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}