{"id":103321,"date":"2024-10-22T15:29:25","date_gmt":"2024-10-22T07:29:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/103321\/"},"modified":"2024-10-22T15:29:25","modified_gmt":"2024-10-22T07:29:25","slug":"redis-%e9%81%8e%e6%9c%9f%e5%a4%9a%e7%b7%9a%e7%a8%8b%e5%a4%9a%e7%a8%ae%e5%84%aa%e5%8c%96%e7%ad%96%e7%95%a5%e7%9a%84%e5%af%a6%e8%b8%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/103321\/","title":{"rendered":"Redis \u904e\u671f\u591a\u7dda\u7a0b\u591a\u7a2e\u512a\u5316\u7b56\u7565\u7684\u5be6\u8e10"},"content":{"rendered":"

Redis \u904e\u671f\u591a\u7dda\u7a0b\u591a\u7a2e\u512a\u5316\u7b56\u7565\u7684\u5be6\u8e10<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u61c9\u7528\u4e2d\uff0cRedis \u7684\u6027\u80fd\u512a\u52e2\u986f\u800c\u6613\u898b\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u904e\u671f\u9375\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u4e2d\u904e\u671f\u9375\u7684\u591a\u7dda\u7a0b\u8655\u7406\u53ca\u5176\u512a\u5316\u7b56\u7565\u3002<\/p>\n

Redis \u7684\u904e\u671f\u9375\u6a5f\u5236<\/h2>\n

Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u9375\u7ba1\u7406\u6a5f\u5236\uff1a\u5b9a\u671f\u6aa2\u67e5\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u671f\u6aa2\u67e5\u662f\u6307 Redis \u6703\u5728\u56fa\u5b9a\u7684\u6642\u9593\u9593\u9694\u5167\u96a8\u6a5f\u6aa2\u67e5\u4e00\u90e8\u5206\u9375\uff0c\u522a\u9664\u904e\u671f\u7684\u9375\uff1b\u800c\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u8a2a\u554f\u67d0\u500b\u9375\u6642\uff0c\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\uff0c\u82e5\u904e\u671f\u5247\u522a\u9664\u3002<\/p>\n

\u591a\u7dda\u7a0b\u8655\u7406\u7684\u5fc5\u8981\u6027<\/h2>\n

\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u55ae\u7dda\u7a0b\u7684\u904e\u671f\u9375\u8655\u7406\u53ef\u80fd\u6210\u70ba\u6027\u80fd\u74f6\u9838\u3002\u591a\u7dda\u7a0b\u8655\u7406\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u904e\u671f\u9375\u7684\u522a\u9664\u6548\u7387\uff0c\u6e1b\u5c11\u56e0\u904e\u671f\u9375\u5c0e\u81f4\u7684\u5167\u5b58\u6d6a\u8cbb\u3002Redis 6.0 \u7248\u672c\u5f15\u5165\u4e86\u591a\u7dda\u7a0b\u652f\u6301\uff0c\u9019\u4f7f\u5f97\u904e\u671f\u9375\u7684\u8655\u7406\u53ef\u4ee5\u5728\u591a\u500b\u7dda\u7a0b\u4e2d\u4e26\u884c\u9032\u884c\u3002<\/p>\n

\u512a\u5316\u7b56\u7565<\/h2>\n

1. \u8abf\u6574\u904e\u671f\u6aa2\u67e5\u7684\u983b\u7387<\/h3>\n

\u6839\u64da\u61c9\u7528\u7684\u9700\u6c42\uff0c\u53ef\u4ee5\u8abf\u6574 Redis \u7684\u904e\u671f\u6aa2\u67e5\u983b\u7387\u3002\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cRedis \u6bcf\u9694 100 \u6beb\u79d2\u9032\u884c\u4e00\u6b21\u904e\u671f\u6aa2\u67e5\u3002\u5c0d\u65bc\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\uff0c\u53ef\u4ee5\u8003\u616e\u589e\u52a0\u6aa2\u67e5\u983b\u7387\uff0c\u4ee5\u4fbf\u66f4\u5feb\u5730\u91cb\u653e\u5167\u5b58\u3002<\/p>\n

2. \u4f7f\u7528 Lua \u8173\u672c\u9032\u884c\u6279\u91cf\u522a\u9664<\/h3>\n

\u4f7f\u7528 Lua \u8173\u672c\u53ef\u4ee5\u5728 Redis \u4e2d\u5be6\u73fe\u539f\u5b50\u64cd\u4f5c\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u591a\u6b21\u7db2\u7d61\u8acb\u6c42\u7684\u958b\u92b7\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Lua \u8173\u672c\u793a\u4f8b\uff0c\u7528\u65bc\u6279\u91cf\u522a\u9664\u904e\u671f\u9375\uff1a<\/p>\n

\nlocal keys = redis.call('keys', '*')\nfor i=1,#keys do\n    if redis.call('ttl', keys[i]) < 0 then\n        redis.call('del', keys[i])\n    end\nend\n<\/code><\/pre>\n
3. \u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593<\/h3>\n
\u5728\u8a2d\u8a08\u6578\u64da\u6a21\u578b\u6642\uff0c\u61c9\u6839\u64da\u696d\u52d9\u9700\u6c42\u5408\u7406\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u904e\u9577\u7684\u904e\u671f\u6642\u9593\u6703\u5c0e\u81f4\u5167\u5b58\u6d6a\u8cbb\uff0c\u800c\u904e\u77ed\u7684\u904e\u671f\u6642\u9593\u5247\u53ef\u80fd\u5c0e\u81f4\u983b\u7e41\u7684\u522a\u9664\u64cd\u4f5c\uff0c\u5f71\u97ff\u6027\u80fd\u3002<\/p>\n
4. \u4f7f\u7528 Redis \u96c6\u7fa4<\/h3>\n
\u5c0d\u65bc\u5927\u898f\u6a21\u7684\u61c9\u7528\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 Redis \u96c6\u7fa4\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u7bc0\u9ede\u7684\u8ca0\u64d4\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002\u96c6\u7fa4\u4e2d\u7684\u6bcf\u500b\u7bc0\u9ede\u90fd\u53ef\u4ee5\u7368\u7acb\u8655\u7406\u904e\u671f\u9375\uff0c\u9032\u4e00\u6b65\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n
\u5be6\u8e10\u6848\u4f8b<\/h2>\n
\u67d0\u96fb\u5546\u5e73\u53f0\u5728\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u6642\uff0c\u767c\u73fe\u904e\u671f\u9375\u7684\u8655\u7406\u5f71\u97ff\u4e86\u6574\u9ad4\u6027\u80fd\u3002\u7d93\u904e\u5206\u6790\uff0c\u4ed6\u5011\u6c7a\u5b9a\u5be6\u65bd\u591a\u7dda\u7a0b\u904e\u671f\u9375\u8655\u7406\uff0c\u4e26\u8abf\u6574\u904e\u671f\u6aa2\u67e5\u983b\u7387\u3002\u6700\u7d42\uff0c\u5e73\u53f0\u7684\u97ff\u61c9\u6642\u9593\u964d\u4f4e\u4e86 30%\uff0c\u7528\u6236\u9ad4\u9a57\u986f\u8457\u63d0\u5347\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5728 Redis \u4e2d\u6709\u6548\u7ba1\u7406\u904e\u671f\u9375\u662f\u63d0\u5347\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u591a\u7dda\u7a0b\u8655\u7406\u3001\u5408\u7406\u7684\u904e\u671f\u6642\u9593\u8a2d\u7f6e\u4ee5\u53ca\u4f7f\u7528 Lua \u8173\u672c\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u904e\u671f\u9375\u7684\u8655\u7406\u6548\u7387\u3002\u96a8\u8457 Redis \u7684\u4e0d\u65b7\u767c\u5c55\uff0c\u672a\u4f86\u9084\u6703\u6709\u66f4\u591a\u7684\u512a\u5316\u7b56\u7565\u51fa\u73fe\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u5229\u7528\u9019\u4e00\u5f37\u5927\u7684\u5de5\u5177\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc \u9999\u6e2fVPS<\/a> \u548c \u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Redis\u904e\u671f\u7ba1\u7406\u7684\u591a\u7dda\u7a0b\u512a\u5316\u7b56\u7565\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u8207\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\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-103321","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/103321","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=103321"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/103321\/revisions"}],"predecessor-version":[{"id":103322,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/103321\/revisions\/103322"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=103321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=103321"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=103321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}