{"id":171981,"date":"2024-11-07T09:17:24","date_gmt":"2024-11-07T01:17:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171981\/"},"modified":"2024-11-07T09:17:25","modified_gmt":"2024-11-07T01:17:25","slug":"%e6%b8%85%e9%99%a4%e7%b7%a9%e5%ad%98%e4%be%86%e5%84%aa%e5%8c%96redis%e9%8f%a1%e5%83%8f%e6%80%a7%e8%83%bd%ef%bc%88redis%e9%8f%a1%e5%83%8f%e6%b8%85%e7%90%86%e7%b7%a9%e5%ad%98%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171981\/","title":{"rendered":"\u6e05\u9664\u7de9\u5b58\u4f86\u512a\u5316Redis\u93e1\u50cf\u6027\u80fd\uff08redis\u93e1\u50cf\u6e05\u7406\u7de9\u5b58\uff09"},"content":{"rendered":"<h1 id=\"%e6%b8%85%e9%99%a4%e7%b7%a9%e5%ad%98%e4%be%86%e5%84%aa%e5%8c%96redis%e9%8f%a1%e5%83%8f%e6%80%a7%e8%83%bd%ef%bc%88redis%e9%8f%a1%e5%83%8f%e6%b8%85%e7%90%86%e7%b7%a9%e5%ad%98%ef%bc%89-QxxLhHfjmp\">\u6e05\u9664\u7de9\u5b58\u4f86\u512a\u5316Redis\u93e1\u50cf\u6027\u80fd\uff08redis\u93e1\u50cf\u6e05\u7406\u7de9\u5b58\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u9084\u662f\u6578\u64da\u6301\u4e45\u5316\uff0cRedis\u90fd\u80fd\u63d0\u4f9b\u5353\u8d8a\u7684\u6027\u80fd\u3002\u7136\u800c\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cRedis\u7684\u7de9\u5b58\u53ef\u80fd\u6703\u8b8a\u5f97\u81c3\u816b\uff0c\u5f71\u97ff\u6574\u9ad4\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u9664\u7de9\u5b58\u4ee5\u512a\u5316Redis\u93e1\u50cf\u6027\u80fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%8f%a1%e5%83%8f%ef%bc%9f-QxxLhHfjmp\">\u4ec0\u9ebc\u662fRedis\u93e1\u50cf\uff1f<\/h2>\n<p>Redis\u93e1\u50cf\u662f\u6307\u5c07Redis\u6578\u64da\u5eab\u7684\u6578\u64da\u8907\u88fd\u5230\u53e6\u4e00\u500bRedis\u5be6\u4f8b\u4e2d\uff0c\u4ee5\u5be6\u73fe\u6578\u64da\u7684\u5197\u9918\u548c\u9ad8\u53ef\u7528\u6027\u3002\u9019\u7a2e\u6280\u8853\u901a\u5e38\u7528\u65bc\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u4ee5\u78ba\u4fdd\u5728\u4e3b\u670d\u52d9\u5668\u6545\u969c\u6642\uff0c\u6578\u64da\u4ecd\u7136\u53ef\u7528\u3002\u93e1\u50cf\u7684\u904e\u7a0b\u4e2d\uff0c\u4e3b\u670d\u52d9\u5668\u7684\u6578\u64da\u6703\u88ab\u5be6\u6642\u540c\u6b65\u5230\u5f9e\u670d\u52d9\u5668\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u9760\u6027\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%b8%85%e9%99%a4%e7%b7%a9%e5%ad%98%ef%bc%9f-QxxLhHfjmp\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6e05\u9664\u7de9\u5b58\uff1f<\/h2>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cRedis\u4e2d\u7684\u7de9\u5b58\u6578\u64da\u53ef\u80fd\u6703\u7a4d\u7d2f\uff0c\u5c0e\u81f4\u4ee5\u4e0b\u5e7e\u500b\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u4e0b\u964d\uff1a<\/strong>\u904e\u591a\u7684\u7de9\u5b58\u6578\u64da\u6703\u5c0e\u81f4\u67e5\u8a62\u901f\u5ea6\u8b8a\u6162\uff0c\u5f71\u97ff\u61c9\u7528\u7a0b\u5e8f\u7684\u97ff\u61c9\u6642\u9593\u3002<\/li>\n<li><strong>\u5167\u5b58\u4f7f\u7528\u904e\u9ad8\uff1a<\/strong>Redis\u662f\u4e00\u500b\u5167\u5b58\u6578\u64da\u5eab\uff0c\u904e\u591a\u7684\u7de9\u5b58\u6578\u64da\u6703\u4f54\u7528\u5927\u91cf\u5167\u5b58\uff0c\u53ef\u80fd\u5c0e\u81f4\u7cfb\u7d71\u8cc7\u6e90\u4e0d\u8db3\u3002<\/li>\n<li><strong>\u6578\u64da\u4e0d\u4e00\u81f4\uff1a<\/strong>\u5982\u679c\u7de9\u5b58\u4e2d\u7684\u6578\u64da\u8207\u5f8c\u7aef\u6578\u64da\u5eab\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%b8%85%e9%99%a4redis%e7%b7%a9%e5%ad%98%ef%bc%9f-QxxLhHfjmp\">\u5982\u4f55\u6e05\u9664Redis\u7de9\u5b58\uff1f<\/h2>\n<p>\u6e05\u9664Redis\u7de9\u5b58\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u5f0f\u9032\u884c\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8expire%e5%91%bd%e4%bb%a4-QxxLhHfjmp\">1. \u4f7f\u7528EXPIRE\u547d\u4ee4<\/h3>\n<p>EXPIRE\u547d\u4ee4\u53ef\u4ee5\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u7576\u6642\u9593\u5230\u9054\u5f8c\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u662f\u4e00\u7a2e\u6709\u6548\u7684\u7de9\u5b58\u7ba1\u7406\u7b56\u7565\u3002<\/p>\n<pre><code>EXPIRE mykey 60  # \u8a2d\u7f6emykey\u572860\u79d2\u5f8c\u904e\u671f<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8flushdb%e5%91%bd%e4%bb%a4-QxxLhHfjmp\">2. \u4f7f\u7528FLUSHDB\u547d\u4ee4<\/h3>\n<p>FLUSHDB\u547d\u4ee4\u53ef\u4ee5\u6e05\u7a7a\u7576\u524d\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u9375\u3002\u9019\u5728\u9700\u8981\u5b8c\u5168\u91cd\u7f6e\u7de9\u5b58\u6642\u975e\u5e38\u6709\u7528\u3002<\/p>\n<pre><code>FLUSHDB  # \u6e05\u7a7a\u7576\u524d\u6578\u64da\u5eab<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8keys%e5%91%bd%e4%bb%a4-QxxLhHfjmp\">3. \u4f7f\u7528KEYS\u547d\u4ee4<\/h3>\n<p>KEYS\u547d\u4ee4\u53ef\u4ee5\u5217\u51fa\u6240\u6709\u9375\uff0c\u7136\u5f8c\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9078\u64c7\u6027\u5730\u522a\u9664\u67d0\u4e9b\u9375\u3002<\/p>\n<pre><code>KEYS *  # \u5217\u51fa\u6240\u6709\u9375<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8lru%e7%ae%97%e6%b3%95-QxxLhHfjmp\">4. \u4f7f\u7528LRU\u7b97\u6cd5<\/h3>\n<p>Redis\u652f\u6301LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u7b97\u6cd5\u4f86\u81ea\u52d5\u6e05\u9664\u4e0d\u5e38\u7528\u7684\u7de9\u5b58\u6578\u64da\u3002\u9019\u53ef\u4ee5\u901a\u904e\u914d\u7f6emaxmemory\u548cmaxmemory-policy\u4f86\u5be6\u73fe\u3002<\/p>\n<pre><code>CONFIG SET maxmemory 100mb  # \u8a2d\u7f6e\u6700\u5927\u5167\u5b58\u70ba100MB\nCONFIG SET maxmemory-policy allkeys-lru  # \u8a2d\u7f6eLRU\u7b56\u7565<\/code><\/pre>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-QxxLhHfjmp\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fddRedis\u93e1\u50cf\u7684\u6700\u4f73\u6027\u80fd\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u76e3\u63a7Redis\u7684\u6027\u80fd\u6307\u6a19\uff0c\u5982\u5167\u5b58\u4f7f\u7528\u7387\u548c\u67e5\u8a62\u5ef6\u9072\u3002<\/li>\n<li>\u6839\u64da\u61c9\u7528\u9700\u6c42\u8a2d\u7f6e\u5408\u7406\u7684\u7de9\u5b58\u904e\u671f\u6642\u9593\u3002<\/li>\n<li>\u4f7f\u7528Redis\u7684\u6301\u4e45\u5316\u529f\u80fd\uff0c\u5b9a\u671f\u5c07\u6578\u64da\u5beb\u5165\u78c1\u789f\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528Redis\u96c6\u7fa4\u4f86\u5206\u6563\u8ca0\u8f09\uff0c\u63d0\u9ad8\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-QxxLhHfjmp\">\u7e3d\u7d50<\/h2>\n<p>\u6e05\u9664\u7de9\u5b58\u662f\u512a\u5316Redis\u93e1\u50cf\u6027\u80fd\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u5b9a\u671f\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u7a69\u5b9a\u6027\u3002\u7121\u8ad6\u662f\u4f7f\u7528EXPIRE\u547d\u4ee4\u9084\u662f\u914d\u7f6eLRU\u7b97\u6cd5\uff0c\u5408\u7406\u7684\u7de9\u5b58\u7ba1\u7406\u7b56\u7565\u90fd\u80fd\u986f\u8457\u63d0\u5347Redis\u7684\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u6216<code><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u9032\u4e00\u6b65\u63d0\u5347\u6574\u9ad4\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6e05\u9664\u7de9\u5b58\u4ee5\u512a\u5316Redis\u93e1\u50cf\u6027\u80fd\uff0c\u63d0\u5347\u6578\u64da\u5b58\u53d6\u901f\u5ea6\uff0c\u78ba\u4fdd\u7cfb\u7d71\u9ad8\u6548\u904b\u884c\uff0c\u6e1b\u5c11\u5ef6\u9072\u548c\u8cc7\u6e90\u6d6a\u8cbb\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-171981","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171981","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=171981"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171981\/revisions"}],"predecessor-version":[{"id":171982,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171981\/revisions\/171982"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}