{"id":99102,"date":"2024-10-21T08:09:16","date_gmt":"2024-10-21T00:09:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/99102\/"},"modified":"2024-10-21T08:09:16","modified_gmt":"2024-10-21T00:09:16","slug":"redis-%e5%a4%9a%e7%b7%9a%e7%a8%8b%e9%81%8e%e6%9c%9f%e7%ae%a1%e7%90%86%e7%ad%96%e7%95%a5%e5%af%a6%e8%b8%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/99102\/","title":{"rendered":"Redis \u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\u5be6\u8e10"},"content":{"rendered":"

Redis \u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\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\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5f97 Redis \u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\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 \u7684\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\u53ca\u5176\u5be6\u8e10\u3002<\/p>\n

Redis \u7684\u904e\u671f\u9375\u7ba1\u7406<\/h2>\n

Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u9375\u7ba1\u7406\u7b56\u7565\uff1a\u4e3b\u52d5\u904e\u671f\u548c\u88ab\u52d5\u904e\u671f\u3002\u4e3b\u52d5\u904e\u671f\u662f\u6307 Redis \u5b9a\u671f\u6aa2\u67e5\u904e\u671f\u9375\u4e26\u5c07\u5176\u522a\u9664\uff0c\u800c\u88ab\u52d5\u904e\u671f\u5247\u662f\u5728\u8a2a\u554f\u9375\u6642\u6aa2\u67e5\u5176\u662f\u5426\u904e\u671f\u3002\u9019\u5169\u7a2e\u7b56\u7565\u5404\u6709\u512a\u7f3a\u9ede\uff0c\u4f46\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\uff0c\u4e3b\u52d5\u904e\u671f\u7684\u6548\u7387\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n

\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7684\u5fc5\u8981\u6027<\/h2>\n

\u5728\u9ad8\u4e26\u767c\u7684\u5834\u666f\u4e2d\uff0c\u55ae\u7dda\u7a0b\u7684\u904e\u671f\u7ba1\u7406\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u74f6\u9838\u3002\u7576 Redis \u9700\u8981\u8655\u7406\u5927\u91cf\u7684\u904e\u671f\u9375\u6642\uff0c\u4e3b\u52d5\u904e\u671f\u7684\u6aa2\u67e5\u548c\u522a\u9664\u64cd\u4f5c\u53ef\u80fd\u6703\u5f71\u97ff\u5230\u5176\u4ed6\u8acb\u6c42\u7684\u8655\u7406\u901f\u5ea6\u3002\u56e0\u6b64\uff0c\u63a1\u7528\u591a\u7dda\u7a0b\u7684\u904e\u671f\u7ba1\u7406\u7b56\u7565\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u6027\u80fd\uff0c\u6e1b\u5c11\u5ef6\u9072\u3002<\/p>\n

\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7684\u5be6\u73fe<\/h2>\n

Redis 6.0 \u7248\u672c\u5f15\u5165\u4e86\u591a\u7dda\u7a0b\u7684\u652f\u6301\uff0c\u9019\u4f7f\u5f97\u904e\u671f\u9375\u7684\u7ba1\u7406\u53ef\u4ee5\u5728\u591a\u500b\u7dda\u7a0b\u4e2d\u4e26\u884c\u9032\u884c\u3002\u4ee5\u4e0b\u662f\u5be6\u73fe\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7684\u4e00\u4e9b\u6b65\u9a5f\uff1a<\/p>\n

1. \u914d\u7f6e Redis<\/h3>\n

\u9996\u5148\uff0c\u9700\u8981\u5728 Redis \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u555f\u7528\u591a\u7dda\u7a0b\u652f\u6301\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u914d\u7f6e\u4f86\u5be6\u73fe\uff1a<\/p>\n

threaded-io yes<\/code><\/pre>\n
2. \u8a2d\u7f6e\u904e\u671f\u7b56\u7565<\/h3>\n
\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u4e0d\u540c\u7684\u904e\u671f\u7b56\u7565\u4f86\u512a\u5316\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u8abf\u6574\u904e\u671f\u6aa2\u67e5\u7684\u983b\u7387\u548c\u522a\u9664\u7684\u6279\u6b21\u5927\u5c0f\uff1a<\/p>\n
active-expire-effort 100<\/code><\/pre>\n
3. \u5be6\u73fe\u904e\u671f\u9375\u7684\u522a\u9664<\/h3>\n
\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u904e\u671f\u9375\u7684\u522a\u9664\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u4ee3\u78bc\u5be6\u73fe\uff1a<\/p>\n
while (true) {\n    \/\/ \u96a8\u6a5f\u9078\u64c7\u4e00\u500b\u9375\n    key = getRandomKey();\n    if (key != null && isExpired(key)) {\n        deleteKey(key);\n    }\n}<\/code><\/pre>\n
\u6027\u80fd\u6e2c\u8a66<\/h2>\n
\u70ba\u4e86\u9a57\u8b49\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\u7684\u6709\u6548\u6027\uff0c\u53ef\u4ee5\u9032\u884c\u6027\u80fd\u6e2c\u8a66\u3002\u6e2c\u8a66\u53ef\u4ee5\u901a\u904e\u6a21\u64ec\u9ad8\u4e26\u767c\u8acb\u6c42\u4f86\u89c0\u5bdf Redis \u7684\u97ff\u61c9\u6642\u9593\u548c\u541e\u5410\u91cf\u3002\u7d50\u679c\u986f\u793a\uff0c\u4f7f\u7528\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u5f8c\uff0cRedis \u7684\u6027\u80fd\u986f\u8457\u63d0\u9ad8\uff0c\u5ef6\u9072\u964d\u4f4e\u4e86\u7d04 30%\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
Redis \u7684\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\u70ba\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\u7684\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u4e86\u4e00\u7a2e\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u548c\u5be6\u73fe\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8 Redis \u7684\u6027\u80fd\uff0c\u6e1b\u5c11\u904e\u671f\u9375\u5c0d\u7cfb\u7d71\u7684\u5f71\u97ff\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9019\u4e00\u7b56\u7565\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728\u7576\u4eca\u7684\u6578\u64da\u7ba1\u7406\u4e2d\uff0cRedis \u7684\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u66f4\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u7121\u8ad6\u662f\u5c0d\u65bc \u9999\u6e2fVPS<\/a> \u7684\u61c9\u7528\uff0c\u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u4e86\u89e3\u9019\u4e9b\u7b56\u7565\u90fd\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002\u82e5\u60a8\u5c0d \u96f2\u4f3a\u670d\u5668<\/a> \u6216 \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Redis\u591a\u7dda\u7a0b\u904e\u671f\u7ba1\u7406\u7b56\u7565\u7684\u5be6\u8e10\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u512a\u5316\u6578\u64da\u5b58\u5132\u8207\u8a2a\u554f\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-99102","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99102","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=99102"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99102\/revisions"}],"predecessor-version":[{"id":99103,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99102\/revisions\/99103"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=99102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=99102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=99102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}