{"id":98042,"date":"2024-10-20T23:17:23","date_gmt":"2024-10-20T15:17:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98042\/"},"modified":"2024-10-20T23:17:24","modified_gmt":"2024-10-20T15:17:24","slug":"redis-%e6%9f%a5%e7%9c%8b-db-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98042\/","title":{"rendered":"Redis \u67e5\u770b DB \u5167\u5b58\u4f7f\u7528\u60c5\u6cc1"},"content":{"rendered":"<h1 id=\"redis-%e6%9f%a5%e7%9c%8b-db-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-NTAceXNmFO\">Redis \u67e5\u770b DB \u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u4e86\u89e3 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u67e5\u770b Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u5176\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"redis-%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%a6%82%e8%bf%b0-NTAceXNmFO\">Redis \u5167\u5b58\u4f7f\u7528\u6982\u8ff0<\/h2>\n<p>Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u5f0f\u9032\u884c\u76e3\u63a7\u3002Redis \u63d0\u4f9b\u4e86\u591a\u500b\u547d\u4ee4\u548c\u5de5\u5177\u4f86\u5e6b\u52a9\u7528\u6236\u7372\u53d6\u5167\u5b58\u4f7f\u7528\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u4e86\u89e3\u9019\u4e9b\u4fe1\u606f\u4e0d\u50c5\u80fd\u5e6b\u52a9\u7528\u6236\u512a\u5316\u6027\u80fd\uff0c\u9084\u80fd\u907f\u514d\u56e0\u5167\u5b58\u4e0d\u8db3\u800c\u5c0e\u81f4\u7684\u670d\u52d9\u4e2d\u65b7\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-info-%e5%91%bd%e4%bb%a4-NTAceXNmFO\">\u4f7f\u7528 INFO \u547d\u4ee4<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u547d\u4ee4 <code>INFO<\/code>\uff0c\u53ef\u4ee5\u7528\u4f86\u67e5\u770b\u670d\u52d9\u5668\u7684\u5404\u7a2e\u7d71\u8a08\u4fe1\u606f\uff0c\u5305\u62ec\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>INFO memory<\/code><\/pre>\n<p>\u57f7\u884c\u4e0a\u8ff0\u547d\u4ee4\u5f8c\uff0cRedis \u6703\u8fd4\u56de\u4e00\u7cfb\u5217\u6709\u95dc\u5167\u5b58\u7684\u7d71\u8a08\u6578\u64da\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>used_memory<\/strong>: \u7576\u524d\u4f7f\u7528\u7684\u5167\u5b58\u91cf\uff08\u4ee5\u5b57\u7bc0\u70ba\u55ae\u4f4d\uff09\u3002<\/li>\n<li><strong>used_memory_human<\/strong>: \u4ee5\u4eba\u985e\u53ef\u8b80\u7684\u683c\u5f0f\u986f\u793a\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u3002<\/li>\n<li><strong>used_memory_rss<\/strong>: \u64cd\u4f5c\u7cfb\u7d71\u5206\u914d\u7d66 Redis \u7684\u5167\u5b58\u91cf\u3002<\/li>\n<li><strong>maxmemory<\/strong>: Redis \u914d\u7f6e\u7684\u6700\u5927\u5167\u5b58\u9650\u5236\u3002<\/li>\n<li><strong>maxmemory_policy<\/strong>: \u7576\u9054\u5230\u6700\u5927\u5167\u5b58\u9650\u5236\u6642\u7684\u7b56\u7565\u3002<\/li>\n<\/ul>\n<p>\u9019\u4e9b\u4fe1\u606f\u80fd\u5e6b\u52a9\u7528\u6236\u4e86\u89e3 Redis \u7684\u5167\u5b58\u4f7f\u7528\u72c0\u6cc1\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-memory-%e5%91%bd%e4%bb%a4-NTAceXNmFO\">\u4f7f\u7528 MEMORY \u547d\u4ee4<\/h2>\n<p>\u9664\u4e86 <code>INFO<\/code> \u547d\u4ee4\uff0cRedis \u9084\u63d0\u4f9b\u4e86 <code>MEMORY<\/code> \u547d\u4ee4\u4f86\u7372\u53d6\u66f4\u8a73\u7d30\u7684\u5167\u5b58\u4f7f\u7528\u4fe1\u606f\u3002\u5e38\u7528\u7684 <code>MEMORY<\/code> \u547d\u4ee4\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>MEMORY USAGE &lt;key&gt;<\/code>: \u8fd4\u56de\u6307\u5b9a\u9375\u7684\u5167\u5b58\u4f7f\u7528\u91cf\u3002<\/li>\n<li><code>MEMORY STATS<\/code>: \u8fd4\u56de Redis \u7684\u5167\u5b58\u7d71\u8a08\u4fe1\u606f\u3002<\/li>\n<li><code>MEMORY DOCTOR<\/code>: \u63d0\u4f9b\u6709\u95dc\u5167\u5b58\u4f7f\u7528\u7684\u5efa\u8b70\u548c\u8a3a\u65b7\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u770b\u67d0\u500b\u9375\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>MEMORY USAGE mykey<\/code><\/pre>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%b7%a5%e5%85%b7-NTAceXNmFO\">\u76e3\u63a7\u5de5\u5177<\/h2>\n<p>\u9664\u4e86\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u9084\u53ef\u4ee5\u5229\u7528\u4e00\u4e9b\u76e3\u63a7\u5de5\u5177\u4f86\u5be6\u6642\u76e3\u63a7 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u5e38\u898b\u7684\u76e3\u63a7\u5de5\u5177\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>Redis Desktop Manager<\/strong>: \u4e00\u500b\u5716\u5f62\u5316\u7684 Redis \u5ba2\u6236\u7aef\uff0c\u63d0\u4f9b\u76f4\u89c0\u7684\u5167\u5b58\u4f7f\u7528\u8996\u89ba\u5316\u754c\u9762\u3002<\/li>\n<li><strong>RedisInsight<\/strong>: Redis \u5b98\u65b9\u63d0\u4f9b\u7684\u76e3\u63a7\u5de5\u5177\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u8996\u89ba\u5316\u529f\u80fd\u3002<\/li>\n<li><strong>Prometheus + Grafana<\/strong>: \u901a\u904e Prometheus \u6536\u96c6 Redis \u7684\u6307\u6a19\uff0c\u4e26\u4f7f\u7528 Grafana \u9032\u884c\u53ef\u8996\u5316\u5c55\u793a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8-NTAceXNmFO\">\u512a\u5316\u5167\u5b58\u4f7f\u7528<\/h2>\n<p>\u4e86\u89e3\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u5f8c\uff0c\u7528\u6236\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u9032\u884c\u512a\u5316\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u512a\u5316\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u8a2d\u7f6e\u5408\u7406\u7684 <code>maxmemory<\/code> \u9650\u5236\uff0c\u4e26\u9078\u64c7\u5408\u9069\u7684 <code>maxmemory-policy<\/code> \u7b56\u7565\u3002<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u4e0d\u518d\u4f7f\u7528\u7684\u9375\uff0c\u6e1b\u5c11\u5167\u5b58\u4f54\u7528\u3002<\/li>\n<li>\u4f7f\u7528\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6839\u64da\u6578\u64da\u7279\u6027\u9078\u64c7\u6700\u512a\u7684\u5b58\u5132\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NTAceXNmFO\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3 Redis \u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u5c0d\u65bc\u7dad\u8b77\u9ad8\u6548\u7684\u6578\u64da\u5eab\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528 <code>INFO<\/code> \u548c <code>MEMORY<\/code> \u547d\u4ee4\uff0c\u7528\u6236\u53ef\u4ee5\u7372\u53d6\u8a73\u7d30\u7684\u5167\u5b58\u4f7f\u7528\u4fe1\u606f\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u512a\u5316\u3002\u6b64\u5916\uff0c\u5229\u7528\u76e3\u63a7\u5de5\u5177\u53ef\u4ee5\u5be6\u6642\u8ddf\u8e64\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u9032\u4e00\u6b65\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002\u82e5\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 Redis \u67e5\u770b\u6570\u636e\u5e93\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u4f18\u5316\u6027\u80fd\uff0c\u63d0\u5347\u5e94\u7528\u6548\u7387\uff0c\u786e\u4fdd\u8d44\u6e90\u5408\u7406\u5206\u914d\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-98042","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98042","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=98042"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98042\/revisions"}],"predecessor-version":[{"id":98043,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98042\/revisions\/98043"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98042"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98042"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98042"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}