{"id":195101,"date":"2024-11-13T12:12:20","date_gmt":"2024-11-13T04:12:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195101\/"},"modified":"2024-11-13T12:12:22","modified_gmt":"2024-11-13T04:12:22","slug":"%e5%84%aa%e5%8c%96redis%e7%a9%ba%e9%96%93%e4%bd%bf%e7%94%a8%e6%8f%90%e5%8d%87%e6%80%a7%e8%83%bd%ef%bc%88redis%e7%a9%ba%e9%96%93%e4%bd%bf%e7%94%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195101\/","title":{"rendered":"\u512a\u5316Redis\u7a7a\u9593\u4f7f\u7528\u63d0\u5347\u6027\u80fd\uff08redis\u7a7a\u9593\u4f7f\u7528\uff09"},"content":{"rendered":"<h1 id=\"%e5%84%aa%e5%8c%96redis%e7%a9%ba%e9%96%93%e4%bd%bf%e7%94%a8%e6%8f%90%e5%8d%87%e6%80%a7%e8%83%bd%ef%bc%88redis%e7%a9%ba%e9%96%93%e4%bd%bf%e7%94%a8%ef%bc%89-yoAYnvSgdv\">\u512a\u5316Redis\u7a7a\u9593\u4f7f\u7528\u63d0\u5347\u6027\u80fd\uff08redis\u7a7a\u9593\u4f7f\u7528\uff09<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6548\u80fd\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\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u512a\u5316Redis\u7684\u7a7a\u9593\u4f7f\u7528\u6210\u70ba\u4e86\u63d0\u5347\u6027\u80fd\u7684\u95dc\u9375\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u512a\u5316Redis\u7a7a\u9593\u4f7f\u7528\u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u7528\u6236\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n<h2 id=\"1-%e7%90%86%e8%a7%a3redis%e7%9a%84%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-yoAYnvSgdv\">1. \u7406\u89e3Redis\u7684\u6578\u64da\u7d50\u69cb<\/h2>\n<p>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u6bcf\u7a2e\u6578\u64da\u7d50\u69cb\u7684\u5167\u90e8\u5be6\u73fe\u548c\u7a7a\u9593\u4f7f\u7528\u65b9\u5f0f\u4e0d\u540c\uff0c\u56e0\u6b64\u5728\u9078\u64c7\u6578\u64da\u7d50\u69cb\u6642\uff0c\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9032\u884c\u5408\u7406\u9078\u64c7\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u9700\u8981\u983b\u7e41\u66f4\u65b0\u7684\u6578\u64da\uff0c\u4f7f\u7528\u54c8\u5e0c\u7d50\u69cb\u53ef\u80fd\u66f4\u70ba\u9ad8\u6548\uff0c\u56e0\u70ba\u5b83\u80fd\u5920\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u3002<\/p>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e9%81%a9%e7%95%b6%e7%9a%84%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-yoAYnvSgdv\">2. \u4f7f\u7528\u9069\u7576\u7684\u6578\u64da\u985e\u578b<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u5c0f\u578b\u7684\u6578\u64da\u96c6\uff0c\u4f7f\u7528\u5b57\u7b26\u4e32\u800c\u4e0d\u662f\u54c8\u5e0c\u53ef\u4ee5\u7bc0\u7701\u7a7a\u9593\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6578\u64da\u985e\u578b\u53ca\u5176\u9069\u7528\u5834\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u5b57\u7b26\u4e32\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u7c21\u55ae\u7684\u9375\u503c\u5c0d\u3002<\/li>\n<li><strong>\u54c8\u5e0c\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u5c0d\u8c61\u7684\u5c6c\u6027\u3002<\/li>\n<li><strong>\u5217\u8868\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u6709\u5e8f\u7684\u6578\u64da\u96c6\u5408\u3002<\/li>\n<li><strong>\u96c6\u5408\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u4e0d\u91cd\u8907\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u6709\u5e8f\u96c6\u5408\uff1a<\/strong>\u9069\u5408\u5b58\u5132\u9700\u8981\u6392\u5e8f\u7684\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e8%a8%ad%e7%bd%ae%e5%90%88%e7%90%86%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-yoAYnvSgdv\">3. \u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593<\/h2>\n<p>Redis\u652f\u6301\u70ba\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u7de9\u5b58\u6578\u64da\u5c24\u70ba\u91cd\u8981\u3002\u901a\u904e\u8a2d\u7f6e\u5408\u7406\u7684\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u81ea\u52d5\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u91cb\u653e\u7a7a\u9593\u3002\u4f7f\u7528\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>EXPIRE key seconds<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u5c07\u9375\u201csession:123\u201d\u8a2d\u7f6e\u70ba60\u79d2\u5f8c\u904e\u671f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>EXPIRE session:123 60<\/code><\/pre>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e5%a3%93%e7%b8%ae%e6%8a%80%e8%a1%93-yoAYnvSgdv\">4. \u4f7f\u7528\u58d3\u7e2e\u6280\u8853<\/h2>\n<p>\u5c0d\u65bc\u5927\u91cf\u7684\u6578\u64da\uff0c\u4f7f\u7528\u58d3\u7e2e\u6280\u8853\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\u3002Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u58d3\u7e2e\u7b97\u6cd5\uff0c\u5982LZF\u548cZstandard\u3002\u901a\u904e\u5c07\u6578\u64da\u9032\u884c\u58d3\u7e2e\uff0c\u53ef\u4ee5\u5728\u4e0d\u5f71\u97ff\u6027\u80fd\u7684\u60c5\u6cc1\u4e0b\uff0c\u986f\u8457\u964d\u4f4e\u5167\u5b58\u4f54\u7528\u3002<\/p>\n<h2 id=\"5-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e7%84%a1%e7%94%a8%e6%95%b8%e6%93%9a-yoAYnvSgdv\">5. \u5b9a\u671f\u6e05\u7406\u7121\u7528\u6578\u64da<\/h2>\n<p>\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0cRedis\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u7121\u7528\u7684\u6578\u64da\u3002\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u9019\u4e9b\u6578\u64da\uff0c\u53ef\u4ee5\u6709\u6548\u91cb\u653e\u7a7a\u9593\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u7684SCAN\u547d\u4ee4\u4f86\u904d\u6b77\u9375\uff0c\u4e26\u6839\u64da\u696d\u52d9\u9700\u6c42\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>SCAN cursor [MATCH pattern] [COUNT count]<\/code><\/pre>\n<h2 id=\"6-%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4%e9%85%8d%e7%bd%ae-yoAYnvSgdv\">6. \u76e3\u63a7\u548c\u8abf\u6574\u914d\u7f6e<\/h2>\n<p>\u4f7f\u7528Redis\u7684INFO\u547d\u4ee4\u53ef\u4ee5\u7372\u53d6\u7576\u524d\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u5e6b\u52a9\u7528\u6236\u4e86\u89e3\u7cfb\u7d71\u7684\u904b\u884c\u72c0\u614b\u3002\u6839\u64da\u76e3\u63a7\u6578\u64da\uff0c\u8abf\u6574Redis\u7684\u914d\u7f6e\u53c3\u6578\uff0c\u5982maxmemory\u548cmaxmemory-policy\uff0c\u53ef\u4ee5\u9032\u4e00\u6b65\u512a\u5316\u5167\u5b58\u4f7f\u7528\u3002<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<h2 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