{"id":99330,"date":"2024-10-21T10:05:18","date_gmt":"2024-10-21T02:05:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/99330\/"},"modified":"2024-10-21T10:05:19","modified_gmt":"2024-10-21T02:05:19","slug":"redis-%e9%ab%98%e7%b4%9a%e9%80%b2%e9%9a%8e%e6%8c%96%e6%8e%98%e9%ab%98%e6%80%a7%e8%83%bd%e7%89%b9%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/99330\/","title":{"rendered":"Redis \u9ad8\u7d1a\u9032\u968e\u6316\u6398\u9ad8\u6027\u80fd\u7279\u6027"},"content":{"rendered":"<h1 id=\"redis-%e9%ab%98%e7%b4%9a%e9%80%b2%e9%9a%8e%e6%8c%96%e6%8e%98%e9%ab%98%e6%80%a7%e8%83%bd%e7%89%b9%e6%80%a7-DPtVaPjWqO\">Redis \u9ad8\u7d1a\u9032\u968e\u6316\u6398\u9ad8\u6027\u80fd\u7279\u6027<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6027\u80fd\u662f\u61c9\u7528\u7a0b\u5e8f\u6210\u529f\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e Redis \u7684\u9ad8\u7d1a\u7279\u6027\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u6316\u6398\u5176\u6f5b\u529b\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%9e%b6%e6%a7%8b-DPtVaPjWqO\">Redis \u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n<p>Redis \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\u5176\u8a2d\u8a08\u7406\u5ff5\u662f\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4ee5\u5be6\u73fe\u6975\u5feb\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u3002Redis \u7684\u55ae\u7dda\u7a0b\u67b6\u69cb\u4f7f\u5176\u80fd\u5920\u907f\u514d\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u9396\u7af6\u722d\u554f\u984c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e9%ab%98%e6%80%a7%e8%83%bd%e7%89%b9%e6%80%a7-DPtVaPjWqO\">\u9ad8\u6027\u80fd\u7279\u6027<\/h2>\n<h3 id=\"1-%e6%8c%81%e4%b9%85%e5%8c%96%e9%81%b8%e9%a0%85-DPtVaPjWqO\">1. \u6301\u4e45\u5316\u9078\u9805<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6301\u4e45\u5316\u9078\u9805\uff0c\u5305\u62ec RDB\uff08\u5feb\u7167\uff09\u548c AOF\uff08\u8ffd\u52a0\u6587\u4ef6\uff09\u3002\u9019\u4e9b\u9078\u9805\u5141\u8a31\u7528\u6236\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\u3002RDB \u901a\u904e\u5b9a\u671f\u751f\u6210\u5feb\u7167\u4f86\u4fdd\u5b58\u6578\u64da\uff0c\u800c AOF \u5247\u8a18\u9304\u6bcf\u6b21\u5beb\u5165\u64cd\u4f5c\u3002\u9019\u6a23\u7684\u9748\u6d3b\u6027\u4f7f\u5f97 Redis \u80fd\u5920\u5728\u6027\u80fd\u548c\u6578\u64da\u5b89\u5168\u4e4b\u9593\u53d6\u5f97\u5e73\u8861\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-DPtVaPjWqO\">2. \u6578\u64da\u5206\u7247<\/h3>\n<p>Redis \u652f\u6301\u6578\u64da\u5206\u7247\uff0c\u9019\u610f\u5473\u8457\u7528\u6236\u53ef\u4ee5\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b Redis \u5be6\u4f8b\u4e2d\u3002\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u64f4\u5c55\u6027\uff0c\u9084\u80fd\u5920\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u4fdd\u6301\u6027\u80fd\u3002\u4f7f\u7528 Redis Cluster\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u7ba1\u7406\u5206\u7247\uff0c\u4e26\u81ea\u52d5\u8655\u7406\u6545\u969c\u8f49\u79fb\u3002<\/p>\n<h3 id=\"3-%e5%85%a7%e5%ad%98%e5%84%aa%e5%8c%96-DPtVaPjWqO\">3. \u5167\u5b58\u512a\u5316<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u5167\u5b58\u7ba1\u7406\u7b56\u7565\uff0c\u5305\u62ec LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u548c LFU\uff08\u6700\u4e0d\u5e38\u4f7f\u7528\uff09\u7b49\u3002\u9019\u4e9b\u7b56\u7565\u5e6b\u52a9\u7528\u6236\u6709\u6548\u5730\u7ba1\u7406\u5167\u5b58\uff0c\u78ba\u4fdd\u6700\u5e38\u7528\u7684\u6578\u64da\u59cb\u7d42\u4fdd\u7559\u5728\u5167\u5b58\u4e2d\uff0c\u5f9e\u800c\u63d0\u9ad8\u8b80\u53d6\u6027\u80fd\u3002<\/p>\n<h3 id=\"4-pub-sub-%e6%a9%9f%e5%88%b6-DPtVaPjWqO\">4. Pub\/Sub \u6a5f\u5236<\/h3>\n<p>Redis \u7684\u767c\u5e03\/\u8a02\u95b1\uff08Pub\/Sub\uff09\u6a5f\u5236\u5141\u8a31\u61c9\u7528\u7a0b\u5e8f\u4e4b\u9593\u9032\u884c\u5be6\u6642\u901a\u4fe1\u3002\u9019\u5c0d\u65bc\u9700\u8981\u5373\u6642\u66f4\u65b0\u7684\u61c9\u7528\u7a0b\u5e8f\uff08\u5982\u804a\u5929\u61c9\u7528\u6216\u5373\u6642\u901a\u77e5\u7cfb\u7d71\uff09\u7279\u5225\u6709\u7528\u3002\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528\u9019\u4e00\u7279\u6027\u4f86\u69cb\u5efa\u9ad8\u6548\u7684\u6d88\u606f\u7cfb\u7d71\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h3 id=\"5-lua-%e8%85%b3%e6%9c%ac%e6%94%af%e6%8c%81-DPtVaPjWqO\">5. Lua \u8173\u672c\u652f\u6301<\/h3>\n<p>Redis \u652f\u6301 Lua \u8173\u672c\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u8907\u96dc\u7684\u64cd\u4f5c\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002\u901a\u904e\u5c07\u591a\u500b\u64cd\u4f5c\u6253\u5305\u6210\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u4e26\u7c21\u5316\u4ee3\u78bc\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4f7f\u7528 Lua \u8173\u672c\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nlocal key = KEYS[1]\nlocal value = ARGV[1]\nredis.call('SET', key, value)\nreturn redis.call('GET', key)\n<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-DPtVaPjWqO\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<ul>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u6839\u64da\u61c9\u7528\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684 Redis \u6578\u64da\u7d50\u69cb\uff0c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u5408\u7406\u914d\u7f6e\u6301\u4e45\u5316\u7b56\u7565\uff1a<\/strong>\u6839\u64da\u6578\u64da\u5b89\u5168\u9700\u6c42\u9078\u64c7 RDB \u6216 AOF\uff0c\u4e26\u8abf\u6574\u5176\u914d\u7f6e\u4ee5\u5e73\u8861\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u76e3\u63a7\u5de5\u5177\uff0c\u5b9a\u671f\u6aa2\u67e5\u6027\u80fd\u6307\u6a19\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DPtVaPjWqO\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u7d44\u4ef6\u3002\u901a\u904e\u5408\u7406\u5229\u7528\u5176\u6301\u4e45\u5316\u9078\u9805\u3001\u6578\u64da\u5206\u7247\u3001\u5167\u5b58\u512a\u5316\u3001Pub\/Sub \u6a5f\u5236\u548c Lua \u8173\u672c\u652f\u6301\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u82e5\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u9805\u76ee\u4e2d\u5be6\u73fe\u9019\u4e9b\u7279\u6027\u6709\u8208\u8da3\uff0c\u6216\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u7684\u9ad8\u7d1a\u9032\u968e\u7279\u6027\uff0c\u6316\u6398\u5176\u9ad8\u6027\u80fd\u512a\u52e2\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u6700\u4f73\u5316\u61c9\u7528\u6027\u80fd\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-99330","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99330","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=99330"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99330\/revisions"}],"predecessor-version":[{"id":99331,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99330\/revisions\/99331"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=99330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=99330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=99330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}