{"id":102704,"date":"2024-10-22T14:39:30","date_gmt":"2024-10-22T06:39:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/102704\/"},"modified":"2024-10-22T14:39:31","modified_gmt":"2024-10-22T06:39:31","slug":"redis-%e9%81%8e%e6%9c%9f%e8%99%95%e7%90%86%e5%a4%9a%e7%b7%9a%e7%a8%8b%e6%a8%a1%e5%bc%8f%e7%9a%84%e5%84%aa%e5%8b%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/102704\/","title":{"rendered":"Redis \u904e\u671f\u8655\u7406\u591a\u7dda\u7a0b\u6a21\u5f0f\u7684\u512a\u52e2"},"content":{"rendered":"<h1 id=\"redis-%e9%81%8e%e6%9c%9f%e8%99%95%e7%90%86%e5%a4%9a%e7%b7%9a%e7%a8%8b%e6%a8%a1%e5%bc%8f%e7%9a%84%e5%84%aa%e5%8b%a2-cGUvKxWSNs\">Redis \u904e\u671f\u8655\u7406\u591a\u7dda\u7a0b\u6a21\u5f0f\u7684\u512a\u52e2<\/h1>\n<p>\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\u8868\u73fe\u5c24\u70ba\u7a81\u51fa\u3002\u96a8\u8457\u61c9\u7528\u9700\u6c42\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u904e\u671f\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5728\u904e\u671f\u8655\u7406\u4e2d\u63a1\u7528\u591a\u7dda\u7a0b\u6a21\u5f0f\u7684\u512a\u52e2\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e8%99%95%e7%90%86%e6%a9%9f%e5%88%b6-cGUvKxWSNs\">Redis \u7684\u904e\u671f\u8655\u7406\u6a5f\u5236<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u8655\u7406\u6a5f\u5236\uff1a\u4e3b\u52d5\u904e\u671f\u548c\u88ab\u52d5\u904e\u671f\u3002\u4e3b\u52d5\u904e\u671f\u662f\u6307 Redis \u6703\u5b9a\u671f\u6aa2\u67e5\u4e26\u522a\u9664\u904e\u671f\u7684\u9375\uff0c\u800c\u88ab\u52d5\u904e\u671f\u5247\u662f\u5728\u8a2a\u554f\u67d0\u500b\u9375\u6642\u6aa2\u67e5\u5176\u662f\u5426\u904e\u671f\u3002\u9019\u5169\u7a2e\u65b9\u5f0f\u5404\u6709\u512a\u7f3a\u9ede\uff0c\u4f46\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u4e3b\u52d5\u904e\u671f\u7684\u6548\u7387\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e6%a8%a1%e5%bc%8f%e7%9a%84%e5%bc%95%e5%85%a5-cGUvKxWSNs\">\u591a\u7dda\u7a0b\u6a21\u5f0f\u7684\u5f15\u5165<\/h2>\n<p>\u50b3\u7d71\u4e0a\uff0cRedis \u662f\u55ae\u7dda\u7a0b\u7684\uff0c\u9019\u610f\u5473\u8457\u6240\u6709\u7684\u8acb\u6c42\u90fd\u5728\u540c\u4e00\u500b\u7dda\u7a0b\u4e2d\u8655\u7406\u3002\u9019\u7a2e\u8a2d\u8a08\u96d6\u7136\u7c21\u55ae\uff0c\u4f46\u5728\u9ad8\u8ca0\u8f09\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u74f6\u9838\u3002\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0cRedis \u5728\u67d0\u4e9b\u7248\u672c\u4e2d\u5f15\u5165\u4e86\u591a\u7dda\u7a0b\u6a21\u5f0f\uff0c\u7279\u5225\u662f\u5728\u904e\u671f\u8655\u7406\u65b9\u9762\u3002<\/p>\n<h3 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e6%a8%a1%e5%bc%8f%e7%9a%84%e5%84%aa%e5%8b%a2-cGUvKxWSNs\">\u591a\u7dda\u7a0b\u6a21\u5f0f\u7684\u512a\u52e2<\/h3>\n<ul>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u591a\u7dda\u7a0b\u6a21\u5f0f\u5141\u8a31 Redis \u540c\u6642\u8655\u7406\u591a\u500b\u904e\u671f\u9375\u7684\u522a\u9664\u8acb\u6c42\uff0c\u5f9e\u800c\u986f\u8457\u63d0\u9ad8\u4e86\u904e\u671f\u8655\u7406\u7684\u6548\u7387\u3002\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u9019\u7a2e\u6027\u80fd\u63d0\u5347\u5c24\u70ba\u660e\u986f\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u5ef6\u9072\uff1a<\/strong>\u7531\u65bc\u591a\u7dda\u7a0b\u53ef\u4ee5\u4e26\u884c\u57f7\u884c\uff0c\u9019\u610f\u5473\u8457\u7528\u6236\u5728\u8a2a\u554f\u6578\u64da\u6642\uff0c\u904e\u671f\u9375\u7684\u522a\u9664\u4e0d\u6703\u5f71\u97ff\u5230\u5176\u4ed6\u8acb\u6c42\u7684\u8655\u7406\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u6574\u9ad4\u7684\u5ef6\u9072\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u5229\u7528\u7387\u66f4\u9ad8\uff1a<\/strong>\u591a\u7dda\u7a0b\u6a21\u5f0f\u80fd\u5920\u66f4\u597d\u5730\u5229\u7528\u591a\u6838 CPU \u7684\u8cc7\u6e90\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u8acb\u6c42\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u80fd\u5920\u986f\u8457\u63d0\u5347\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-cGUvKxWSNs\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u5728\u4e00\u500b\u9ad8\u6d41\u91cf\u7684\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u4e2d\uff0c\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\u4f86\u5b58\u5132\u7528\u6236\u6703\u8a71\u548c\u5546\u54c1\u4fe1\u606f\u3002\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\uff0c\u904e\u671f\u9375\u7684\u6578\u91cf\u4e5f\u96a8\u4e4b\u4e0a\u5347\u3002\u50b3\u7d71\u7684\u55ae\u7dda\u7a0b\u904e\u671f\u8655\u7406\u65b9\u5f0f\u5c0e\u81f4\u4e86\u7cfb\u7d71\u7684\u6027\u80fd\u4e0b\u964d\uff0c\u5f71\u97ff\u4e86\u7528\u6236\u9ad4\u9a57\u3002\u5f15\u5165\u591a\u7dda\u7a0b\u6a21\u5f0f\u5f8c\uff0c\u7cfb\u7d71\u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u5feb\u901f\u522a\u9664\u904e\u671f\u9375\uff0c\u5f9e\u800c\u4fdd\u6301\u4e86\u826f\u597d\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h3 id=\"%e4%bb%a3%e7%a2%bc%e7%a4%ba%e4%be%8b-cGUvKxWSNs\">\u4ee3\u78bc\u793a\u4f8b<\/h3>\n<pre><code>\n# \u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u9375\nSET mykey \"Hello\"\nEXPIRE mykey 10  # 10\u79d2\u5f8c\u904e\u671f\n\n# \u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0cRedis \u53ef\u4ee5\u540c\u6642\u8655\u7406\u591a\u500b\u904e\u671f\u9375\n# \u9019\u88e1\u662f\u4f2a\u4ee3\u78bc\u793a\u4f8b\nfor i in range(100):\n    thread = Thread(target=delete_expired_keys)\n    thread.start()\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-cGUvKxWSNs\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u591a\u7dda\u7a0b\u904e\u671f\u8655\u7406\u6a21\u5f0f\u70ba\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\u7684\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u4e86\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u63d0\u9ad8\u6027\u80fd\u3001\u6e1b\u5c11\u5ef6\u9072\u548c\u66f4\u9ad8\u7684\u8cc7\u6e90\u5229\u7528\u7387\uff0c\u591a\u7dda\u7a0b\u6a21\u5f0f\u4f7f\u5f97 Redis \u80fd\u5920\u66f4\u597d\u5730\u61c9\u5c0d\u73fe\u4ee3\u61c9\u7528\u7684\u9700\u6c42\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u672a\u4f86 Redis \u7684\u904e\u671f\u8655\u7406\u6a5f\u5236\u5c07\u6703\u66f4\u52a0\u5b8c\u5584\uff0c\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u66f4\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u904e\u671f\u8655\u7406\u5728\u591a\u7dda\u7a0b\u6a21\u5f0f\u4e0b\u7684\u512a\u52e2\uff0c\u63d0\u9ad8\u6027\u80fd\u8207\u6548\u7387\uff0c\u512a\u5316\u8cc7\u6e90\u7ba1\u7406\uff0c\u63d0\u5347\u61c9\u7528\u97ff\u61c9\u901f\u5ea6\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-102704","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/102704","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=102704"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/102704\/revisions"}],"predecessor-version":[{"id":102705,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/102704\/revisions\/102705"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=102704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=102704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=102704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}