{"id":162285,"date":"2024-11-04T13:45:24","date_gmt":"2024-11-04T05:45:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162285\/"},"modified":"2024-11-04T13:45:25","modified_gmt":"2024-11-04T05:45:25","slug":"%e7%b0%a1%e5%96%ae%e6%93%8d%e4%bd%9c%e5%af%a6%e7%8f%be-redis-%e9%85%8d%e7%bd%ae%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96%ef%bc%88redis-%e9%85%8d%e7%bd%ae%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162285\/","title":{"rendered":"\u7c21\u55ae\u64cd\u4f5c\u5be6\u73fe Redis \u914d\u7f6e\u6027\u80fd\u512a\u5316\uff08redis \u914d\u7f6e\u6027\u80fd\u512a\u5316\uff09"},"content":{"rendered":"<h1 id=\"%e7%b0%a1%e5%96%ae%e6%93%8d%e4%bd%9c%e5%af%a6%e7%8f%be-redis-%e9%85%8d%e7%bd%ae%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-DCSRoQdXfX\">\u7c21\u55ae\u64cd\u4f5c\u5be6\u73fe Redis \u914d\u7f6e\u6027\u80fd\u512a\u5316<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u96a8\u8457\u61c9\u7528\u9700\u6c42\u7684\u589e\u9577\uff0c\u5c0d Redis \u6027\u80fd\u7684\u8981\u6c42\u4e5f\u8d8a\u4f86\u8d8a\u9ad8\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u7c21\u55ae\u7684\u64cd\u4f5c\u4f86\u5be6\u73fe Redis \u7684\u914d\u7f6e\u6027\u80fd\u512a\u5316\uff0c\u5e6b\u52a9\u7528\u6236\u63d0\u5347\u5176\u61c9\u7528\u7684\u6574\u9ad4\u6548\u80fd\u3002<\/p>\n<h2 id=\"1-%e8%aa%bf%e6%95%b4%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-DCSRoQdXfX\">1. \u8abf\u6574\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis \u7684\u6027\u80fd\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4f9d\u8cf4\u65bc\u5167\u5b58\u7684\u7ba1\u7406\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u512a\u5316\u5167\u5b58\u4f7f\u7528\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u5206\u914d\u7b56\u7565\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u5167\u5b58\u5206\u914d\u5668\uff0c\u5982 jemalloc \u548c libc\u3002\u6839\u64da\u61c9\u7528\u7684\u7279\u6027\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u5206\u914d\u5668\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u3002\u4f8b\u5982\uff0cjemalloc \u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\u8868\u73fe\u66f4\u4f73\u3002<\/li>\n<li><strong>\u8a2d\u7f6e maxmemory \u9650\u5236\uff1a<\/strong>\u901a\u904e\u8a2d\u7f6e maxmemory \u53c3\u6578\uff0c\u53ef\u4ee5\u9650\u5236 Redis \u4f7f\u7528\u7684\u6700\u5927\u5167\u5b58\uff0c\u907f\u514d\u56e0\u5167\u5b58\u6ea2\u51fa\u5c0e\u81f4\u7684\u6027\u80fd\u4e0b\u964d\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\uff1a<\/strong>\n<pre><code>CONFIG SET maxmemory 256mb<\/code><\/pre>\n<\/li>\n<li><strong>\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\uff1a<\/strong>\u7576 Redis \u8d85\u904e maxmemory \u9650\u5236\u6642\uff0c\u53ef\u4ee5\u9078\u64c7\u4e0d\u540c\u7684\u9a45\u9010\u7b56\u7565\uff0c\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u6216 LFU\uff08\u6700\u4e0d\u7d93\u5e38\u4f7f\u7528\uff09\u3002\u6839\u64da\u61c9\u7528\u5834\u666f\u9078\u64c7\u5408\u9069\u7684\u7b56\u7565\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5167\u5b58\u4f7f\u7528\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e5%84%aa%e5%8c%96%e6%8c%81%e4%b9%85%e5%8c%96%e8%a8%ad%e7%bd%ae-DCSRoQdXfX\">2. \u512a\u5316\u6301\u4e45\u5316\u8a2d\u7f6e<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\u3002\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u5728\u4fdd\u8b49\u6578\u64da\u5b89\u5168\u7684\u540c\u6642\u63d0\u9ad8\u6027\u80fd\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 RDB \u5feb\u7167\uff1a<\/strong>RDB \u662f Redis \u7684\u9ed8\u8a8d\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u901a\u904e\u5b9a\u671f\u751f\u6210\u5feb\u7167\u4f86\u4fdd\u5b58\u6578\u64da\u3002\u53ef\u4ee5\u901a\u904e\u8abf\u6574 save \u53c3\u6578\u4f86\u63a7\u5236\u5feb\u7167\u7684\u983b\u7387\uff0c\u4f8b\u5982\uff1a<\/strong>\n<pre><code>save 900 1<\/code><\/pre>\n<p>\u9019\u8868\u793a\u6bcf 900 \u79d2\u81f3\u5c11\u6709 1 \u6b21\u5beb\u64cd\u4f5c\u6642\u751f\u6210\u5feb\u7167\u3002<\/p>\n<\/li>\n<li><strong>\u4f7f\u7528 AOF \u65e5\u8a8c\uff1a<\/strong>AOF \u6703\u8a18\u9304\u6bcf\u4e00\u500b\u5beb\u64cd\u4f5c\uff0c\u96d6\u7136\u80fd\u5920\u63d0\u4f9b\u66f4\u9ad8\u7684\u6578\u64da\u5b89\u5168\u6027\uff0c\u4f46\u6703\u589e\u52a0 I\/O \u8ca0\u64d4\u3002\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e appendfsync \u53c3\u6578\u4f86\u512a\u5316 AOF \u7684\u6027\u80fd\uff0c\u4f8b\u5982\uff1a<\/strong>\n<pre><code>appendfsync everysec<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5728\u6bcf\u79d2\u9032\u884c\u4e00\u6b21\u540c\u6b65\uff0c\u5e73\u8861\u6027\u80fd\u548c\u6578\u64da\u5b89\u5168\u6027\u3002<\/p>\n<\/li>\n<\/ul>\n<h2 id=\"3-%e8%aa%bf%e6%95%b4%e7%b6%b2%e7%b5%a1%e9%85%8d%e7%bd%ae-DCSRoQdXfX\">3. \u8abf\u6574\u7db2\u7d61\u914d\u7f6e<\/h2>\n<p>\u7db2\u7d61\u5ef6\u9072\u5c0d Redis \u6027\u80fd\u5f71\u97ff\u986f\u8457\uff0c\u56e0\u6b64\u512a\u5316\u7db2\u7d61\u914d\u7f6e\u4e5f\u662f\u63d0\u5347\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 TCP keepalive\uff1a<\/strong>\u555f\u7528 TCP keepalive \u53ef\u4ee5\u6e1b\u5c11\u56e0\u7db2\u7d61\u4e0d\u7a69\u5b9a\u5c0e\u81f4\u7684\u9023\u63a5\u4e2d\u65b7\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u8a2d\u7f6e\uff1a<\/strong>\n<pre><code>CONFIG SET tcp-keepalive 60<\/code><\/pre>\n<\/li>\n<li><strong>\u8abf\u6574\u5ba2\u6236\u7aef\u9023\u63a5\u6578\u91cf\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574 maxclients \u53c3\u6578\uff0c\u907f\u514d\u56e0\u9023\u63a5\u6578\u904e\u591a\u5c0e\u81f4\u7684\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e9%9b%86%e7%be%a4%e6%a8%a1%e5%bc%8f-DCSRoQdXfX\">4. \u4f7f\u7528\u96c6\u7fa4\u6a21\u5f0f<\/h2>\n<p>\u5c0d\u65bc\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u5834\u666f\uff0c\u4f7f\u7528 Redis \u96c6\u7fa4\u53ef\u4ee5\u6709\u6548\u5206\u6563\u8ca0\u8f09\uff0c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u7247\u5230\u591a\u500b\u7bc0\u9ede\u4e0a\uff0c\u53ef\u4ee5\u5be6\u73fe\u66f4\u9ad8\u7684\u53ef\u64f4\u5c55\u6027\u548c\u53ef\u7528\u6027\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DCSRoQdXfX\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u5e7e\u500b\u7c21\u55ae\u7684\u64cd\u4f5c\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u512a\u5316 Redis \u7684\u6027\u80fd\u914d\u7f6e\uff0c\u5f9e\u800c\u63d0\u5347\u61c9\u7528\u7684\u6574\u9ad4\u6548\u80fd\u3002\u7121\u8ad6\u662f\u8abf\u6574\u5167\u5b58\u7ba1\u7406\u3001\u512a\u5316\u6301\u4e45\u5316\u8a2d\u7f6e\uff0c\u9084\u662f\u6539\u5584\u7db2\u7d61\u914d\u7f6e\uff0c\u9019\u4e9b\u63aa\u65bd\u90fd\u80fd\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u5229\u7528 Redis \u7684\u5f37\u5927\u529f\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7c21\u55ae\u64cd\u4f5c\u5be6\u73fe Redis \u914d\u7f6e\u6027\u80fd\u512a\u5316\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u6548\u7387\uff0c\u512a\u5316\u7cfb\u7d71\u6027\u80fd\uff0c\u8b93\u60a8\u7684\u61c9\u7528\u904b\u884c\u66f4\u6d41\u66a2\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-162285","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162285","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=162285"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162285\/revisions"}],"predecessor-version":[{"id":162286,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162285\/revisions\/162286"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}