{"id":154997,"date":"2024-11-02T18:25:03","date_gmt":"2024-11-02T10:25:03","guid":{"rendered":"https:\/\/server.hk\/cnblog\/154997\/"},"modified":"2024-11-02T18:25:04","modified_gmt":"2024-11-02T10:25:04","slug":"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e4%b8%8b-redis-%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%8e%a2%e7%b4%a2%ef%bc%88redis-%e9%81%8e%e6%9c%9f-%e5%a4%9a%e7%b7%9a%e7%a8%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/154997\/","title":{"rendered":"\u591a\u7dda\u7a0b\u4e0b Redis \u904e\u671f\u7b56\u7565\u63a2\u7d22\uff08Redis \u904e\u671f \u591a\u7dda\u7a0b\uff09"},"content":{"rendered":"<h1 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e4%b8%8b-redis-%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%8e%a2%e7%b4%a2%ef%bc%88redis-%e9%81%8e%e6%9c%9f-%e5%a4%9a%e7%b7%9a%e7%a8%8b%ef%bc%89-JqVvQnZHEt\">\u591a\u7dda\u7a0b\u4e0b Redis \u904e\u671f\u7b56\u7565\u63a2\u7d22\uff08Redis \u904e\u671f \u591a\u7dda\u7a0b\uff09<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u61c9\u7528\u4e2d\u3002Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u904e\u671f\u7b56\u7565\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u6709\u6548\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\u3002\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\uff0c\u5982\u4f55\u6709\u6548\u5730\u8655\u7406 Redis \u7684\u904e\u671f\u7b56\u7565\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u7814\u7a76\u8ab2\u984c\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5%e6%a6%82%e8%bf%b0-JqVvQnZHEt\">Redis \u7684\u904e\u671f\u7b56\u7565\u6982\u8ff0<\/h2>\n<p>Redis \u652f\u6301\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u7b56\u7565\uff1a\u4e3b\u52d5\u904e\u671f\u548c\u88ab\u52d5\u904e\u671f\u3002<\/p>\n<ul>\n<li><strong>\u4e3b\u52d5\u904e\u671f\uff1a<\/strong>Redis \u6703\u5b9a\u671f\u6aa2\u67e5\u6240\u6709\u7684\u9375\uff0c\u4e26\u522a\u9664\u90a3\u4e9b\u5df2\u7d93\u904e\u671f\u7684\u9375\u3002\u9019\u500b\u904e\u7a0b\u662f\u901a\u904e\u4e00\u500b\u5b9a\u6642\u4efb\u52d9\u4f86\u5be6\u73fe\u7684\uff0c\u901a\u5e38\u6bcf 100 \u6beb\u79d2\u6aa2\u67e5\u4e00\u6b21\u3002<\/li>\n<li><strong>\u88ab\u52d5\u904e\u671f\uff1a<\/strong>\u7576\u7528\u6236\u5617\u8a66\u8a2a\u554f\u4e00\u500b\u9375\u6642\uff0cRedis \u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\u3002\u5982\u679c\u904e\u671f\uff0c\u5247\u6703\u522a\u9664\u8a72\u9375\u4e26\u8fd4\u56de nil\u3002<\/li>\n<\/ul>\n<p>\u9019\u5169\u7a2e\u7b56\u7565\u5404\u6709\u512a\u7f3a\u9ede\uff0c\u4e3b\u52d5\u904e\u671f\u80fd\u5920\u53ca\u6642\u91cb\u653e\u5167\u5b58\uff0c\u4f46\u6703\u589e\u52a0 CPU \u7684\u8ca0\u64d4\uff1b\u800c\u88ab\u52d5\u904e\u671f\u5247\u5728\u8a2a\u554f\u6642\u624d\u6aa2\u67e5\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u904e\u671f\u9375\u7684\u5b58\u5728\u6642\u9593\u5ef6\u9577\u3002<\/p>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%92%b0%e5%a2%83%e4%b8%8b%e7%9a%84%e6%8c%91%e6%88%b0-JqVvQnZHEt\">\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\u7684\u6311\u6230<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0cRedis \u7684\u904e\u671f\u7b56\u7565\u9762\u81e8\u8457\u4e00\u4e9b\u6311\u6230\u3002\u7531\u65bc\u591a\u500b\u7dda\u7a0b\u53ef\u80fd\u540c\u6642\u8a2a\u554f\u548c\u4fee\u6539 Redis \u4e2d\u7684\u6578\u64da\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u6027\u548c\u6027\u80fd\u74f6\u9838\u3002<\/p>\n<h3 id=\"%e6%95%b8%e6%93%9a%e4%b8%80%e8%87%b4%e6%80%a7%e5%95%8f%e9%a1%8c-JqVvQnZHEt\">\u6578\u64da\u4e00\u81f4\u6027\u554f\u984c<\/h3>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u7576\u4e00\u500b\u7dda\u7a0b\u522a\u9664\u4e00\u500b\u904e\u671f\u7684\u9375\u6642\uff0c\u53e6\u4e00\u500b\u7dda\u7a0b\u53ef\u80fd\u4ecd\u7136\u5728\u8a2a\u554f\u8a72\u9375\u3002\u9019\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9396\u6a5f\u5236\u4f86\u4fdd\u8b77\u5c0d Redis \u7684\u8a2a\u554f\u3002<\/p>\n<pre><code>\n# \u4f7f\u7528 Redis \u7684 WATCH \u547d\u4ee4\u4f86\u5be6\u73fe\u6a02\u89c0\u9396\nWATCH key\nif (value == get(key)) {\n    \/\/ \u57f7\u884c\u64cd\u4f5c\n    MULTI\n    DEL key\n    EXEC\n}\n<\/code><\/pre>\n<h3 id=\"%e6%80%a7%e8%83%bd%e7%93%b6%e9%a0%b8-JqVvQnZHEt\">\u6027\u80fd\u74f6\u9838<\/h3>\n<p>\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0cRedis \u7684\u4e3b\u52d5\u904e\u671f\u7b56\u7565\u53ef\u80fd\u6703\u6210\u70ba\u6027\u80fd\u74f6\u9838\u3002\u6bcf\u6b21\u6aa2\u67e5\u904e\u671f\u9375\u90fd\u9700\u8981\u6d88\u8017 CPU \u8cc7\u6e90\uff0c\u9019\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u5c24\u70ba\u660e\u986f\u3002\u70ba\u4e86\u6e1b\u5c11\u9019\u7a2e\u5f71\u97ff\uff0c\u53ef\u4ee5\u8003\u616e\u8abf\u6574\u904e\u671f\u6aa2\u67e5\u7684\u983b\u7387\uff0c\u6216\u8005\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u4f86\u5b58\u5132\u904e\u671f\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-JqVvQnZHEt\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u4f7f\u7528 Redis \u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u9396\uff1a<\/strong>\u5728\u5c0d Redis \u9032\u884c\u5beb\u64cd\u4f5c\u6642\uff0c\u4f7f\u7528\u9396\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u8abf\u6574\u904e\u671f\u6aa2\u67e5\u983b\u7387\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574\u4e3b\u52d5\u904e\u671f\u7684\u6aa2\u67e5\u983b\u7387\uff0c\u4ee5\u6e1b\u5c11 CPU \u7684\u8ca0\u64d4\u3002<\/li>\n<li><strong>\u4f7f\u7528 Lua \u8173\u672c\uff1a<\/strong>\u5229\u7528 Redis \u7684 Lua \u8173\u672c\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u539f\u5b50\u64cd\u4f5c\uff0c\u6e1b\u5c11\u591a\u7dda\u7a0b\u4e4b\u9593\u7684\u7af6\u722d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-JqVvQnZHEt\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\uff0cRedis \u7684\u904e\u671f\u7b56\u7565\u9700\u8981\u7279\u5225\u6ce8\u610f\u6578\u64da\u4e00\u81f4\u6027\u548c\u6027\u80fd\u554f\u984c\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406 Redis \u4e2d\u7684\u904e\u671f\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u5347\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\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\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u5728\u9999\u6e2f\u7684\u696d\u52d9\u904b\u884c\u4e2d\u7372\u5f97\u6700\u4f73\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b Redis \u7684\u904e\u671f\u7b56\u7565\uff0c\u5206\u6790\u5176\u6027\u80fd\u5f71\u97ff\u53ca\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-154997","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154997","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=154997"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154997\/revisions"}],"predecessor-version":[{"id":154998,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154997\/revisions\/154998"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=154997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=154997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=154997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}