{"id":180812,"date":"2024-11-09T13:23:17","date_gmt":"2024-11-09T05:23:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180812\/"},"modified":"2024-11-09T13:23:17","modified_gmt":"2024-11-09T05:23:17","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3redis%e8%a8%ad%e7%bd%ae%e6%ad%a5%e9%95%b7%ef%bc%88redis%e8%a8%ad%e7%bd%ae%e6%ad%a5%e9%95%b7%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180812\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3Redis\u8a2d\u7f6e\u6b65\u9577\uff08redis\u8a2d\u7f6e\u6b65\u9577\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3redis%e8%a8%ad%e7%bd%ae%e6%ad%a5%e9%95%b7%ef%bc%88redis%e8%a8%ad%e7%bd%ae%e6%ad%a5%e9%95%b7%ef%bc%89-jVeIgNbPvH\">\u6df1\u5165\u4e86\u89e3Redis\u8a2d\u7f6e\u6b65\u9577\uff08redis\u8a2d\u7f6e\u6b65\u9577\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\u8a2d\u7f6e\u6b65\u9577\uff08step size\uff09\u662f\u5f71\u97ff\u6027\u80fd\u548c\u8cc7\u6e90\u4f7f\u7528\u7684\u91cd\u8981\u53c3\u6578\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u8a2d\u7f6e\u6b65\u9577\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7406\u89e3\u548c\u914d\u7f6eRedis\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e8%a8%ad%e7%bd%ae%e6%ad%a5%e9%95%b7%ef%bc%9f-jVeIgNbPvH\">\u4ec0\u9ebc\u662fRedis\u8a2d\u7f6e\u6b65\u9577\uff1f<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u8a2d\u7f6e\u6b65\u9577\u4e3b\u8981\u6307\u7684\u662f\u5728\u9032\u884c\u6578\u64da\u64cd\u4f5c\u6642\uff0cRedis\u5982\u4f55\u7ba1\u7406\u5167\u5b58\u548c\u6578\u64da\u7d50\u69cb\u7684\u589e\u9577\u3002\u9019\u500b\u6b65\u9577\u6c7a\u5b9a\u4e86Redis\u5728\u5167\u5b58\u4e2d\u5206\u914d\u7a7a\u9593\u7684\u65b9\u5f0f\uff0c\u5f71\u97ff\u8457\u6578\u64da\u7684\u5b58\u53d6\u901f\u5ea6\u548c\u5167\u5b58\u7684\u4f7f\u7528\u6548\u7387\u3002<\/p>\n<h2 id=\"%e8%a8%ad%e7%bd%ae%e6%ad%a5%e9%95%b7%e7%9a%84%e5%bd%b1%e9%9f%bf%e5%9b%a0%e7%b4%a0-jVeIgNbPvH\">\u8a2d\u7f6e\u6b65\u9577\u7684\u5f71\u97ff\u56e0\u7d20<\/h2>\n<p>\u8a2d\u7f6e\u6b65\u9577\u7684\u9078\u64c7\u6703\u53d7\u5230\u591a\u7a2e\u56e0\u7d20\u7684\u5f71\u97ff\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u91cf\uff1a<\/strong>\u5982\u679c\u9810\u671f\u7684\u6578\u64da\u91cf\u8f03\u5927\uff0c\u5247\u9700\u8981\u8003\u616e\u8f03\u5927\u7684\u6b65\u9577\uff0c\u4ee5\u907f\u514d\u983b\u7e41\u7684\u5167\u5b58\u5206\u914d\u548c\u91cb\u653e\u3002<\/li>\n<li><strong>\u64cd\u4f5c\u983b\u7387\uff1a<\/strong>\u9ad8\u983b\u7387\u7684\u6578\u64da\u64cd\u4f5c\u9700\u8981\u66f4\u5feb\u7684\u97ff\u61c9\u6642\u9593\uff0c\u56e0\u6b64\u9069\u7576\u7684\u6b65\u9577\u8a2d\u7f6e\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u5167\u5b58\u9650\u5236\uff1a<\/strong>\u5728\u5167\u5b58\u6709\u9650\u7684\u60c5\u6cc1\u4e0b\uff0c\u8a2d\u7f6e\u904e\u5927\u7684\u6b65\u9577\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u6d6a\u8cbb\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e7%bd%aeredis%e7%9a%84%e6%ad%a5%e9%95%b7-jVeIgNbPvH\">\u5982\u4f55\u8a2d\u7f6eRedis\u7684\u6b65\u9577<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u8a2d\u7f6e\u6b65\u9577\u901a\u5e38\u6d89\u53ca\u5230\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u4e00\u4e9b\u53c3\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u914d\u7f6e\u9078\u9805\uff1a<\/p>\n<h3 id=\"1-maxmemory-jVeIgNbPvH\">1. maxmemory<\/h3>\n<pre><code>maxmemory 256mb<\/code><\/pre>\n<p>\u9019\u500b\u53c3\u6578\u7528\u65bc\u9650\u5236Redis\u4f7f\u7528\u7684\u6700\u5927\u5167\u5b58\u91cf\u3002\u7576\u5167\u5b58\u9054\u5230\u9019\u500b\u9650\u5236\u6642\uff0cRedis\u6703\u6839\u64da\u914d\u7f6e\u7684\u9a45\u9010\u7b56\u7565\u4f86\u91cb\u653e\u5167\u5b58\u3002<\/p>\n<h3 id=\"2-maxmemory-policy-jVeIgNbPvH\">2. maxmemory-policy<\/h3>\n<pre><code>maxmemory-policy allkeys-lru<\/code><\/pre>\n<p>\u9019\u500b\u53c3\u6578\u6c7a\u5b9a\u4e86\u7576Redis\u9054\u5230\u6700\u5927\u5167\u5b58\u9650\u5236\u6642\uff0c\u5982\u4f55\u8655\u7406\u65b0\u9032\u4f86\u7684\u6578\u64da\u3002\u5e38\u898b\u7684\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>noeviction\uff1a<\/strong>\u4e0d\u9a45\u9010\u4efb\u4f55\u9375\uff0c\u76f4\u63a5\u8fd4\u56de\u932f\u8aa4\u3002<\/li>\n<li><strong>allkeys-lru\uff1a<\/strong>\u6839\u64da\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff08LRU\uff09\u7b97\u6cd5\u9a45\u9010\u9375\u3002<\/li>\n<li><strong>volatile-lru\uff1a<\/strong>\u50c5\u9a45\u9010\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\u3002<\/li>\n<\/ul>\n<h3 id=\"3-hash-max-ziplist-entries-jVeIgNbPvH\">3. hash-max-ziplist-entries<\/h3>\n<pre><code>hash-max-ziplist-entries 512<\/code><\/pre>\n<p>\u9019\u500b\u53c3\u6578\u7528\u65bc\u8a2d\u7f6e\u54c8\u5e0c\u8868\u7684\u6700\u5927\u689d\u76ee\u6578\uff0c\u8d85\u904e\u9019\u500b\u6578\u91cf\u5f8c\uff0cRedis\u6703\u81ea\u52d5\u5c07\u54c8\u5e0c\u8868\u8f49\u63db\u70ba\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-jVeIgNbPvH\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u8a2d\u7f6eRedis\u7684\u6b65\u9577\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574maxmemory\u548cmaxmemory-policy\uff0c\u4ee5\u78ba\u4fdd\u6027\u80fd\u548c\u8cc7\u6e90\u7684\u6700\u4f73\u5e73\u8861\u3002<\/li>\n<li>\u5b9a\u671f\u76e3\u63a7Redis\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u4ee5\u61c9\u5c0d\u8b8a\u5316\u3002<\/li>\n<li>\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\uff0c\u8003\u616e\u4f7f\u7528Redis\u96c6\u7fa4\u4f86\u5206\u6563\u8ca0\u8f09\uff0c\u63d0\u9ad8\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-jVeIgNbPvH\">\u7d50\u8ad6<\/h2>\n<p>Redis\u7684\u8a2d\u7f6e\u6b65\u9577\u5c0d\u65bc\u6027\u80fd\u548c\u8cc7\u6e90\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u76f8\u95dc\u53c3\u6578\uff0c\u7528\u6236\u53ef\u4ee5\u6709\u6548\u63d0\u5347Redis\u7684\u904b\u884c\u6548\u7387\uff0c\u6eff\u8db3\u4e0d\u540c\u5834\u666f\u4e0b\u7684\u9700\u6c42\u3002\u4e86\u89e3\u9019\u4e9b\u8a2d\u7f6e\u4e0d\u50c5\u80fd\u5e6b\u52a9\u7528\u6236\u512a\u5316Redis\u7684\u6027\u80fd\uff0c\u9084\u80fd\u5728\u8cc7\u6e90\u6709\u9650\u7684\u60c5\u6cc1\u4e0b\uff0c\u5be6\u73fe\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u9999\u6e2f\u4f7f\u7528<a href=\"https:\/\/server.hk\">VPS<\/a> \u9032\u884cRedis\u8a2d\u7f6e\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3Redis\u8a2d\u7f6e\u6b65\u9577\uff0c\u638c\u63e1\u5982\u4f55\u512a\u5316\u6578\u64da\u5b58\u5132\u548c\u6027\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u6548\u7387\uff0c\u5be6\u73fe\u66f4\u5feb\u7684\u6578\u64da\u8a2a\u554f\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-180812","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180812","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=180812"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180812\/revisions"}],"predecessor-version":[{"id":180813,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180812\/revisions\/180813"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180812"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180812"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}