{"id":99300,"date":"2024-10-21T09:50:18","date_gmt":"2024-10-21T01:50:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/99300\/"},"modified":"2024-10-21T09:50:19","modified_gmt":"2024-10-21T01:50:19","slug":"redis-%e8%b2%a0%e8%bc%89%e5%9b%a0%e5%ad%90%e6%a7%8b%e5%bb%ba%e5%af%a6%e6%99%82%e9%ab%98%e6%80%a7%e8%83%bd%e7%b3%bb%e7%b5%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/99300\/","title":{"rendered":"Redis \u8ca0\u8f09\u56e0\u5b50\u69cb\u5efa\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71"},"content":{"rendered":"<h1 id=\"redis-%e8%b2%a0%e8%bc%89%e5%9b%a0%e5%ad%90%e6%a7%8b%e5%bb%ba%e5%af%a6%e6%99%82%e9%ab%98%e6%80%a7%e8%83%bd%e7%b3%bb%e7%b5%b1-MhtftAwIUe\">Redis \u8ca0\u8f09\u56e0\u5b50\u69cb\u5efa\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u7684\u9996\u9078\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u8ca0\u8f09\u56e0\u5b50\u53ca\u5176\u5728\u69cb\u5efa\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-MhtftAwIUe\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"%e8%b2%a0%e8%bc%89%e5%9b%a0%e5%ad%90%e7%9a%84%e6%a6%82%e5%bf%b5-MhtftAwIUe\">\u8ca0\u8f09\u56e0\u5b50\u7684\u6982\u5ff5<\/h2>\n<p>\u8ca0\u8f09\u56e0\u5b50\u662f\u8861\u91cf\u6578\u64da\u7d50\u69cb\u6027\u80fd\u7684\u4e00\u500b\u91cd\u8981\u6307\u6a19\uff0c\u7279\u5225\u662f\u5728\u54c8\u5e0c\u8868\u4e2d\u3002\u5b83\u5b9a\u7fa9\u70ba\u54c8\u5e0c\u8868\u4e2d\u5143\u7d20\u7684\u6578\u91cf\u8207\u54c8\u5e0c\u8868\u5927\u5c0f\u7684\u6bd4\u7387\u3002\u8ca0\u8f09\u56e0\u5b50\u904e\u9ad8\u53ef\u80fd\u5c0e\u81f4\u54c8\u5e0c\u78b0\u649e\uff0c\u5f9e\u800c\u5f71\u97ff\u6027\u80fd\uff1b\u800c\u8ca0\u8f09\u56e0\u5b50\u904e\u4f4e\u5247\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u6d6a\u8cbb\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e8%b2%a0%e8%bc%89%e5%9b%a0%e5%ad%90-MhtftAwIUe\">Redis \u7684\u8ca0\u8f09\u56e0\u5b50<\/h2>\n<p>\u5728 Redis \u4e2d\uff0c\u8ca0\u8f09\u56e0\u5b50\u4e3b\u8981\u5f71\u97ff\u54c8\u5e0c\u8868\u7684\u6027\u80fd\u3002Redis \u4f7f\u7528\u52d5\u614b\u8abf\u6574\u7684\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u6578\u64da\uff0c\u7576\u8ca0\u8f09\u56e0\u5b50\u8d85\u904e\u67d0\u500b\u95be\u503c\u6642\uff0cRedis \u6703\u81ea\u52d5\u64f4\u5c55\u54c8\u5e0c\u8868\u7684\u5927\u5c0f\uff0c\u4ee5\u4fdd\u6301\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e8%a8%88%e7%ae%97%e8%b2%a0%e8%bc%89%e5%9b%a0%e5%ad%90-MhtftAwIUe\">\u5982\u4f55\u8a08\u7b97\u8ca0\u8f09\u56e0\u5b50<\/h3>\n<pre><code>\n\u8ca0\u8f09\u56e0\u5b50 = \u7576\u524d\u5143\u7d20\u6578\u91cf \/ \u54c8\u5e0c\u8868\u5927\u5c0f\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u500b\u54c8\u5e0c\u8868\u4e2d\u6709 100 \u500b\u5143\u7d20\uff0c\u800c\u5176\u5927\u5c0f\u70ba 256\uff0c\u90a3\u9ebc\u8ca0\u8f09\u56e0\u5b50\u70ba 100\/256 \u2248 0.39\u3002\u9019\u610f\u5473\u8457\u54c8\u5e0c\u8868\u7684\u4f7f\u7528\u7387\u7d04\u70ba 39%\u3002<\/p>\n<h2 id=\"%e6%a7%8b%e5%bb%ba%e5%af%a6%e6%99%82%e9%ab%98%e6%80%a7%e8%83%bd%e7%b3%bb%e7%b5%b1%e7%9a%84%e7%ad%96%e7%95%a5-MhtftAwIUe\">\u69cb\u5efa\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71\u7684\u7b56\u7565<\/h2>\n<p>\u5728\u69cb\u5efa\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71\u6642\uff0c\u5408\u7406\u8a2d\u7f6e Redis \u7684\u8ca0\u8f09\u56e0\u5b50\u81f3\u95dc\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u6839\u64da\u61c9\u7528\u5834\u666f\u9078\u64c7\u5408\u9069\u7684 Redis \u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u9700\u8981\u5feb\u901f\u67e5\u8a62\u7684\u5834\u666f\uff0c\u53ef\u4ee5\u4f7f\u7528\u54c8\u5e0c\u8868\uff1b\u800c\u5c0d\u65bc\u9700\u8981\u6392\u5e8f\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u6709\u5e8f\u96c6\u5408\u3002<\/li>\n<li><strong>\u8abf\u6574\u8ca0\u8f09\u56e0\u5b50\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574 Redis \u7684\u8ca0\u8f09\u56e0\u5b50\u3002\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e <code>hash-max-ziplist-entries<\/code> \u548c <code>hash-max-ziplist-value<\/code> \u4f86\u63a7\u5236\u54c8\u5e0c\u8868\u7684\u5927\u5c0f\u3002<\/li>\n<li><strong>\u4f7f\u7528\u96c6\u7fa4\u6a21\u5f0f\uff1a<\/strong>\u7576\u55ae\u500b Redis \u5be6\u4f8b\u7121\u6cd5\u6eff\u8db3\u6027\u80fd\u9700\u6c42\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u96c6\u7fa4\u6a21\u5f0f\uff0c\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u5be6\u4f8b\u4e2d\uff0c\u4ee5\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%a1%88%e4%be%8b%e5%88%86%e6%9e%90-MhtftAwIUe\">\u5be6\u969b\u6848\u4f8b\u5206\u6790<\/h2>\n<p>\u5047\u8a2d\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u9700\u8981\u5be6\u6642\u8655\u7406\u7528\u6236\u7684\u8a02\u55ae\u3002\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u8ca0\u8f09\u56e0\u5b50\uff0c\u78ba\u4fdd\u54c8\u5e0c\u8868\u7684\u6027\u80fd\uff0c\u7cfb\u7d71\u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<pre><code>\n# \u8a2d\u7f6e Redis \u54c8\u5e0c\u8868\nHSET orders:1001 product_id 12345 quantity 2 status \"pending\"\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u8a02\u55ae\u4fe1\u606f\u88ab\u5b58\u5132\u5728 Redis \u7684\u54c8\u5e0c\u8868\u4e2d\uff0c\u901a\u904e\u5feb\u901f\u7684\u9375\u503c\u67e5\u8a62\uff0c\u7cfb\u7d71\u80fd\u5920\u5be6\u6642\u7372\u53d6\u8a02\u55ae\u72c0\u614b\uff0c\u5f9e\u800c\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MhtftAwIUe\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u8ca0\u8f09\u56e0\u5b50\u5728\u69cb\u5efa\u5be6\u6642\u9ad8\u6027\u80fd\u7cfb\u7d71\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\u3002\u901a\u904e\u5408\u7406\u8a2d\u7f6e\u8ca0\u8f09\u56e0\u5b50\u548c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4f9d\u7136\u80fd\u5920\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528 Redis \u8ca0\u8f09\u56e0\u5b50\u69cb\u5efa\u9ad8\u6027\u80fd\u5be6\u6642\u7cfb\u7d71\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u97ff\u61c9\u901f\u5ea6\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-99300","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99300","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=99300"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99300\/revisions"}],"predecessor-version":[{"id":99301,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99300\/revisions\/99301"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=99300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=99300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=99300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}