{"id":164155,"date":"2024-11-05T05:29:24","date_gmt":"2024-11-04T21:29:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164155\/"},"modified":"2024-11-05T05:29:25","modified_gmt":"2024-11-04T21:29:25","slug":"%e5%80%9f%e5%8a%a9redis%e7%b7%a9%e5%ad%98%e5%af%a6%e7%8f%be%e8%87%aa%e5%8b%95%e5%88%aa%e9%99%a4%e6%a9%9f%e5%88%b6%ef%bc%88redis%e8%a8%ad%e7%bd%ae%e5%88%aa%e9%99%a4%e6%a9%9f%e5%88%b6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164155\/","title":{"rendered":"\u501f\u52a9Redis\u7de9\u5b58\u5be6\u73fe\u81ea\u52d5\u522a\u9664\u6a5f\u5236\uff08redis\u8a2d\u7f6e\u522a\u9664\u6a5f\u5236\uff09"},"content":{"rendered":"

\u501f\u52a9Redis\u7de9\u5b58\u5be6\u73fe\u81ea\u52d5\u522a\u9664\u6a5f\u5236\uff08redis\u8a2d\u7f6e\u522a\u9664\u6a5f\u5236\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u7cfb\u7d71\u4e2d\uff0c\u4ee5\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u7684\u901f\u5ea6\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u7684\u81ea\u52d5\u522a\u9664\u6a5f\u5236\u4f86\u7ba1\u7406\u7de9\u5b58\u6578\u64da\uff0c\u5f9e\u800c\u512a\u5316\u61c9\u7528\u6027\u80fd\u3002<\/p>\n

Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u9375\u503c\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\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\u7684\u7406\u60f3\u9078\u64c7\u3002Redis\u7684\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u9019\u610f\u5473\u8457\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u5834\u666f\u3002<\/p>\n

\u81ea\u52d5\u522a\u9664\u6a5f\u5236\u7684\u5fc5\u8981\u6027<\/h2>\n

\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u53ef\u80fd\u6703\u8b8a\u5f97\u904e\u6642\u6216\u4e0d\u518d\u9700\u8981\u3002\u9019\u6642\uff0c\u5982\u679c\u4e0d\u53ca\u6642\u522a\u9664\u9019\u4e9b\u6578\u64da\uff0c\u5c07\u6703\u4f54\u7528\u5bf6\u8cb4\u7684\u5167\u5b58\u8cc7\u6e90\uff0c\u5f71\u97ff\u7cfb\u7d71\u7684\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u8a2d\u7f6e\u81ea\u52d5\u522a\u9664\u6a5f\u5236\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u5be6\u73fe\u81ea\u52d5\u522a\u9664\uff0c\u5305\u62ec\u904e\u671f\u6642\u9593\u548cLRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\u3002<\/p>\n

Redis\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e<\/h2>\n

Redis\u5141\u8a31\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u7576\u6642\u9593\u5230\u9054\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5be6\u73fe\uff1a<\/p>\n

SET mykey \"Hello\"\nEXPIRE mykey 10<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u9375\u201cmykey\u201d\u5c07\u572810\u79d2\u5f8c\u81ea\u52d5\u522a\u9664\u3002\u9019\u7a2e\u65b9\u5f0f\u975e\u5e38\u9069\u5408\u9700\u8981\u5b9a\u671f\u66f4\u65b0\u7684\u7de9\u5b58\u6578\u64da\u3002<\/p>\n
\u4f7f\u7528LRU\u7b97\u6cd5\u9032\u884c\u81ea\u52d5\u522a\u9664<\/h2>\n
\u9664\u4e86\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0cRedis\u9084\u652f\u6301LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\u4f86\u7ba1\u7406\u5167\u5b58\u3002\u7576Redis\u7684\u5167\u5b58\u9054\u5230\u8a2d\u5b9a\u7684\u9650\u5236\u6642\uff0c\u6703\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6emaxmemory\u548cmaxmemory-policy\u4f86\u5be6\u73fe\uff1a<\/p>\n
CONFIG SET maxmemory 100mb\nCONFIG SET maxmemory-policy allkeys-lru<\/code><\/pre>\n
\u5728\u9019\u500b\u914d\u7f6e\u4e2d\uff0cRedis\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u88ab\u8a2d\u7f6e\u70ba100MB\uff0c\u4e26\u4e14\u7576\u5167\u5b58\u9054\u5230\u9650\u5236\u6642\uff0c\u5c07\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4ecd\u7136\u80fd\u5920\u904b\u884c\u6d41\u66a2\u3002<\/p>\n
\u76e3\u63a7\u548c\u7ba1\u7406\u81ea\u52d5\u522a\u9664\u6a5f\u5236<\/h2>\n
\u70ba\u4e86\u78ba\u4fdd\u81ea\u52d5\u522a\u9664\u6a5f\u5236\u7684\u6709\u6548\u6027\uff0c\u76e3\u63a7Redis\u7684\u6027\u80fd\u548c\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u5fc5\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684INFO\u547d\u4ee4\u4f86\u67e5\u770b\u7576\u524d\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u548c\u9375\u7684\u7d71\u8a08\u4fe1\u606f\uff1a<\/p>\n
INFO memory<\/code><\/pre>\n
\u9019\u5c07\u986f\u793a\u7576\u524d\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u3001\u6700\u5927\u5167\u5b58\u9650\u5236\u4ee5\u53ca\u5176\u4ed6\u76f8\u95dc\u4fe1\u606f\u3002\u901a\u904e\u9019\u4e9b\u6578\u64da\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8abf\u6574\u904e\u671f\u6642\u9593\u548c\u5167\u5b58\u7b56\u7565\uff0c\u4ee5\u9054\u5230\u6700\u4f73\u6027\u80fd\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5229\u7528Redis\u7684\u81ea\u52d5\u522a\u9664\u6a5f\u5236\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u7de9\u5b58\u6578\u64da\uff0c\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u901a\u904e\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u548c\u4f7f\u7528LRU\u7b97\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4ecd\u7136\u80fd\u5920\u904b\u884c\u6d41\u66a2\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0cRedis\u5c07\u7e7c\u7e8c\u5728\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\u4e2d\u626e\u6f14\u91cd\u8981\u89d2\u8272\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u512a\u5316\u61c9\u7528\u6027\u80fd\uff0c\u5be6\u73fe\u66f4\u597d\u7684\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u7de9\u5b58\u5be6\u73fe\u81ea\u52d5\u522a\u9664\u6a5f\u5236\uff0c\u512a\u5316\u6578\u64da\u7ba1\u7406\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff0c\u7c21\u5316\u8a2d\u7f6e\u904e\u7a0b\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-164155","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164155","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=164155"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164155\/revisions"}],"predecessor-version":[{"id":164156,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164155\/revisions\/164156"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164155"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164155"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}