{"id":108812,"date":"2024-10-23T20:33:53","date_gmt":"2024-10-23T12:33:53","guid":{"rendered":"https:\/\/server.hk\/cnblog\/108812\/"},"modified":"2024-10-23T20:33:54","modified_gmt":"2024-10-23T12:33:54","slug":"redis-%e5%bf%ab%e5%8f%96-2-%e6%ac%a1%e6%9b%b4%e6%96%b0%e7%88%86%e7%99%bc%e5%87%ba%e6%96%b0%e9%9d%a2%e8%b2%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/108812\/","title":{"rendered":"Redis \u5feb\u53d6 2 \u6b21\u66f4\u65b0\u7206\u767c\u51fa\u65b0\u9762\u8c8c"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e5%8f%96-2-%e6%ac%a1%e6%9b%b4%e6%96%b0%e7%88%86%e7%99%bc%e5%87%ba%e6%96%b0%e9%9d%a2%e8%b2%8c-ubbJSXTfxh\">Redis \u5feb\u53d6 2 \u6b21\u66f4\u65b0\u7206\u767c\u51fa\u65b0\u9762\u8c8c<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u8def\u74b0\u5883\u4e2d\uff0c\u6578\u64da\u7684\u5feb\u901f\u5b58\u53d6\u8207\u8655\u7406\u5df2\u6210\u70ba\u4f01\u696d\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u5df2\u7d93\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u767c\u63ee\u4e86\u91cd\u8981\u4f5c\u7528\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cRedis \u4e5f\u5728\u4e0d\u65b7\u6f14\u8b8a\uff0c\u7279\u5225\u662f\u5728\u5feb\u53d6\u66f4\u65b0\u7684\u7b56\u7565\u4e0a\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5feb\u53d6\u7684\u5169\u6b21\u66f4\u65b0\uff0c\u4e26\u5206\u6790\u5176\u5c0d\u6027\u80fd\u548c\u61c9\u7528\u7684\u5f71\u97ff\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ubbJSXTfxh\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u7528\u65bc\u5feb\u53d6\u3001\u6d88\u606f\u4ee3\u7406\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u5176\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u548c\u5feb\u901f\u7684\u8b80\u5beb\u901f\u5ea6\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7684\u9996\u9078\u3002Redis \u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u8655\u7406\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u6642\u5177\u6709\u9748\u6d3b\u6027\u3002<\/p>\n<h2 id=\"%e7%ac%ac%e4%b8%80%e6%ac%a1%e6%9b%b4%e6%96%b0%ef%bc%9a%e5%bf%ab%e5%8f%96%e5%a4%b1%e6%95%88%e7%ad%96%e7%95%a5%e7%9a%84%e5%bc%95%e5%85%a5-ubbJSXTfxh\">\u7b2c\u4e00\u6b21\u66f4\u65b0\uff1a\u5feb\u53d6\u5931\u6548\u7b56\u7565\u7684\u5f15\u5165<\/h2>\n<p>\u5728 Redis \u7684\u65e9\u671f\u7248\u672c\u4e2d\uff0c\u5feb\u53d6\u5931\u6548\u4e3b\u8981\u4f9d\u8cf4\u65bc\u6642\u9593\u904e\u671f\u7b56\u7565\u3002\u9019\u610f\u5473\u8457\u4e00\u65e6\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\uff0c\u6578\u64da\u5c07\u5728\u5230\u9054\u8a72\u6642\u9593\u5f8c\u81ea\u52d5\u5931\u6548\u3002\u7136\u800c\uff0c\u9019\u7a2e\u7b56\u7565\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cRedis \u5f15\u5165\u4e86\u66f4\u70ba\u9748\u6d3b\u7684\u5feb\u53d6\u5931\u6548\u7b56\u7565\uff0c\u4f8b\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u548c LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\u7b97\u6cd5\u3002<\/p>\n<ul>\n<li><strong>LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09<\/strong>\uff1a\u9019\u7a2e\u7b97\u6cd5\u6703\u81ea\u52d5\u79fb\u9664\u6700\u8fd1\u6700\u5c11\u88ab\u8a2a\u554f\u7684\u6578\u64da\uff0c\u5f9e\u800c\u91cb\u653e\u7a7a\u9593\u7d66\u65b0\u6578\u64da\u3002<\/li>\n<li><strong>LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09<\/strong>\uff1a\u9019\u7a2e\u7b97\u6cd5\u5247\u6703\u6839\u64da\u6578\u64da\u7684\u4f7f\u7528\u983b\u7387\u4f86\u6c7a\u5b9a\u54ea\u4e9b\u6578\u64da\u61c9\u8a72\u88ab\u79fb\u9664\u3002<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u7b56\u7565\u7684\u5f15\u5165\u4e0d\u50c5\u63d0\u9ad8\u4e86 Redis \u7684\u6027\u80fd\uff0c\u9084\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u66f4\u9748\u6d3b\u5730\u7ba1\u7406\u5feb\u53d6\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%ac%ac%e4%ba%8c%e6%ac%a1%e6%9b%b4%e6%96%b0%ef%bc%9a%e5%bf%ab%e5%8f%96%e6%9b%b4%e6%96%b0%e7%9a%84%e5%8e%9f%e5%ad%90%e6%80%a7-ubbJSXTfxh\">\u7b2c\u4e8c\u6b21\u66f4\u65b0\uff1a\u5feb\u53d6\u66f4\u65b0\u7684\u539f\u5b50\u6027<\/h2>\n<p>\u96a8\u8457\u61c9\u7528\u9700\u6c42\u7684\u589e\u9577\uff0c\u5c0d\u65bc\u5feb\u53d6\u66f4\u65b0\u7684\u539f\u5b50\u6027\u8981\u6c42\u4e5f\u8d8a\u4f86\u8d8a\u9ad8\u3002\u50b3\u7d71\u7684\u5feb\u53d6\u66f4\u65b0\u65b9\u5f0f\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cRedis \u5f15\u5165\u4e86\u4e8b\u52d9\u548c Lua \u8173\u672c\u7684\u652f\u6301\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5728\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\u4e2d\u57f7\u884c\u591a\u500b\u547d\u4ee4\u3002<\/p>\n<pre><code>\n-- \u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u539f\u5b50\u66f4\u65b0\nEVAL \"redis.call('SET', KEYS[1], ARGV[1])\" 1 mykey \"new_value\"\n<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\uff0c\u9084\u6e1b\u5c11\u4e86\u56e0\u70ba\u591a\u6b21\u66f4\u65b0\u800c\u7522\u751f\u7684\u6027\u80fd\u640d\u8017\u3002<\/p>\n<h2 id=\"redis-%e5%bf%ab%e5%8f%96%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-ubbJSXTfxh\">Redis \u5feb\u53d6\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis \u7684\u9019\u5169\u6b21\u66f4\u65b0\u4f7f\u5176\u5728\u591a\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u8868\u73fe\u51fa\u8272\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u7db2\u7ad9\u5feb\u53d6<\/strong>\uff1a\u901a\u904e\u5feb\u53d6\u975c\u614b\u5167\u5bb9\uff0c\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u63d0\u9ad8\u7db2\u7ad9\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u6703\u8a71\u7ba1\u7406<\/strong>\uff1a\u4f7f\u7528 Redis \u5feb\u53d6\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u5be6\u73fe\u5feb\u901f\u7684\u7528\u6236\u767b\u9304\u548c\u72c0\u614b\u7ba1\u7406\u3002<\/li>\n<li><strong>\u5373\u6642\u6578\u64da\u5206\u6790<\/strong>\uff1a\u5728\u5927\u6578\u64da\u74b0\u5883\u4e2d\uff0cRedis \u53ef\u4ee5\u7528\u65bc\u5373\u6642\u6578\u64da\u7684\u5feb\u53d6\u548c\u5206\u6790\uff0c\u63d0\u4f9b\u5feb\u901f\u7684\u67e5\u8a62\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ubbJSXTfxh\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u5169\u6b21\u66f4\u65b0\u4e0d\u50c5\u63d0\u5347\u4e86\u5176\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u9084\u4f7f\u5176\u5728\u591a\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u6210\u70ba\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0cRedis \u5c07\u7e7c\u7e8c\u6f14\u8b8a\uff0c\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u66f4\u5f37\u5927\u7684\u529f\u80fd\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u7684\u670d\u52d9\u5c07\u662f\u60a8\u7684\u7406\u60f3\u9078\u64c7\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\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u5feb\u53d6 2 \u6b21\u66f4\u65b0\u5e36\u4f86\u5168\u65b0\u9762\u8c8c\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u52a9\u529b\u61c9\u7528\u7a0b\u5f0f\u5feb\u901f\u97ff\u61c9\u8207\u6578\u64da\u8655\u7406\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-108812","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/108812","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=108812"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/108812\/revisions"}],"predecessor-version":[{"id":108813,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/108812\/revisions\/108813"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=108812"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=108812"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=108812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}