{"id":189274,"date":"2024-11-12T06:16:19","date_gmt":"2024-11-11T22:16:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/189274\/"},"modified":"2024-11-12T06:16:21","modified_gmt":"2024-11-11T22:16:21","slug":"%e9%80%9a%e9%81%8eredis%e9%9b%86%e7%be%a4%e6%8e%8c%e6%8f%a1%e4%bd%a0%e7%9a%84key%e6%95%b8%e9%87%8f%ef%bc%88redis%e9%9b%86%e7%be%a4key%e7%b5%b1%e8%a8%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/189274\/","title":{"rendered":"\u901a\u904eRedis\u96c6\u7fa4\u638c\u63e1\u4f60\u7684Key\u6578\u91cf\uff08redis\u96c6\u7fa4key\u7d71\u8a08\uff09"},"content":{"rendered":"<h1 id=\"%e9%80%9a%e9%81%8eredis%e9%9b%86%e7%be%a4%e6%8e%8c%e6%8f%a1%e4%bd%a0%e7%9a%84key%e6%95%b8%e9%87%8f%ef%bc%88redis%e9%9b%86%e7%be%a4key%e7%b5%b1%e8%a8%88%ef%bc%89-lbKFoRWTZe\">\u901a\u904eRedis\u96c6\u7fa4\u638c\u63e1\u4f60\u7684Key\u6578\u91cf\uff08redis\u96c6\u7fa4key\u7d71\u8a08\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u3002\u7576\u4f7f\u7528Redis\u96c6\u7fa4\u6642\uff0c\u7ba1\u7406\u548c\u7d71\u8a08Key\u7684\u6578\u91cf\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u9019\u4e0d\u50c5\u5f71\u97ff\u6027\u80fd\uff0c\u9084\u95dc\u4fc2\u5230\u8cc7\u6e90\u7684\u6709\u6548\u5229\u7528\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u901a\u904eRedis\u96c6\u7fa4\u4f86\u638c\u63e1\u4f60\u7684Key\u6578\u91cf\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%9b%86%e7%be%a4%ef%bc%9f-lbKFoRWTZe\">\u4ec0\u9ebc\u662fRedis\u96c6\u7fa4\uff1f<\/h2>\n<p>Redis\u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u7684Redis\u90e8\u7f72\u65b9\u5f0f\uff0c\u5141\u8a31\u6578\u64da\u5728\u591a\u500bRedis\u5be6\u4f8b\u4e4b\u9593\u5206\u7247\u5b58\u5132\u3002\u9019\u6a23\u7684\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u5920\u64f4\u5c55\u7cfb\u7d71\u7684\u8655\u7406\u80fd\u529b\u3002\u6bcf\u500bRedis\u5be6\u4f8b\u7a31\u70ba\u4e00\u500b\u7bc0\u9ede\uff0c\u96c6\u7fa4\u4e2d\u7684\u6578\u64da\u6839\u64daKey\u7684\u54c8\u5e0c\u503c\u5206\u914d\u5230\u4e0d\u540c\u7684\u7bc0\u9ede\u4e0a\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e7%b5%b1%e8%a8%88key%e7%9a%84%e6%95%b8%e9%87%8f%ef%bc%9f-lbKFoRWTZe\">\u70ba\u4ec0\u9ebc\u9700\u8981\u7d71\u8a08Key\u7684\u6578\u91cf\uff1f<\/h2>\n<p>\u7d71\u8a08Key\u7684\u6578\u91cf\u5c0d\u65bcRedis\u96c6\u7fa4\u7684\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\uff0c\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u76e3\u63a7\uff1a<\/strong>\u4e86\u89e3\u6bcf\u500b\u7bc0\u9ede\u7684Key\u6578\u91cf\u53ef\u4ee5\u5e6b\u52a9\u8b58\u5225\u6027\u80fd\u74f6\u9838\uff0c\u5f9e\u800c\u9032\u884c\u512a\u5316\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7ba1\u7406\uff1a<\/strong>\u901a\u904e\u7d71\u8a08Key\u7684\u6578\u91cf\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u5206\u914d\u8cc7\u6e90\uff0c\u907f\u514d\u67d0\u4e9b\u7bc0\u9ede\u904e\u8f09\u3002<\/li>\n<li><strong>\u6578\u64da\u6e05\u7406\uff1a<\/strong>\u5b9a\u671f\u7d71\u8a08Key\u7684\u6578\u91cf\u6709\u52a9\u65bc\u8b58\u5225\u904e\u671f\u6216\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\uff0c\u5f9e\u800c\u9032\u884c\u6e05\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%b5%b1%e8%a8%88redis%e9%9b%86%e7%be%a4%e4%b8%ad%e7%9a%84key%e6%95%b8%e9%87%8f-lbKFoRWTZe\">\u5982\u4f55\u7d71\u8a08Redis\u96c6\u7fa4\u4e2d\u7684Key\u6578\u91cf<\/h2>\n<p>\u5728Redis\u96c6\u7fa4\u4e2d\uff0c\u7d71\u8a08Key\u7684\u6578\u91cf\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\u5be6\u73fe\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8redis%e5%91%bd%e4%bb%a4-lbKFoRWTZe\">1. \u4f7f\u7528Redis\u547d\u4ee4<\/h3>\n<p>Redis\u63d0\u4f9b\u4e86\u4e00\u4e9b\u547d\u4ee4\u4f86\u5e6b\u52a9\u7528\u6236\u7d71\u8a08Key\u7684\u6578\u91cf\u3002\u6700\u5e38\u7528\u7684\u547d\u4ee4\u662f <code>DBSIZE<\/code>\uff0c\u5b83\u53ef\u4ee5\u8fd4\u56de\u7576\u524d\u6578\u64da\u5eab\u4e2d\u7684Key\u6578\u91cf\u3002\u7136\u800c\uff0c\u9019\u500b\u547d\u4ee4\u50c5\u9069\u7528\u65bc\u55ae\u500bRedis\u5be6\u4f8b\uff0c\u5c0d\u65bc\u96c6\u7fa4\u4f86\u8aaa\uff0c\u6211\u5011\u9700\u8981\u904d\u6b77\u6240\u6709\u7bc0\u9ede\u3002<\/p>\n<pre><code>redis-cli -c -h  -p  --eval \"return redis.call('dbsize')\" <\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8redis%e9%9b%86%e7%be%a4%e7%9a%84api-lbKFoRWTZe\">2. \u4f7f\u7528Redis\u96c6\u7fa4\u7684API<\/h3>\n<p>\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662fRedis\u7684\u5ba2\u6236\u7aef\u5eab\uff0c\u901a\u5e38\u53ef\u4ee5\u901a\u904eAPI\u4f86\u7372\u53d6\u96c6\u7fa4\u4e2d\u6240\u6709\u7bc0\u9ede\u7684Key\u6578\u91cf\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Python\u7684<code>redis-py<\/code>\u5eab\uff0c\u53ef\u4ee5\u9019\u6a23\u5be6\u73fe\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\u96c6\u7fa4\ncluster = redis.StrictRedisCluster(startup_nodes=[{'host': '127.0.0.1', 'port': '7000'}])\n\n# \u7372\u53d6\u6240\u6709\u7bc0\u9ede\u7684Key\u6578\u91cf\ntotal_keys = 0\nfor node in cluster.nodes:\n    total_keys += node.dbsize()\n\nprint(f\"\u96c6\u7fa4\u4e2d\u7684\u7e3dKey\u6578\u91cf: {total_keys}\")<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e7%9b%a3%e6%8e%a7%e5%b7%a5%e5%85%b7-lbKFoRWTZe\">3. \u4f7f\u7528\u76e3\u63a7\u5de5\u5177<\/h3>\n<p>\u9664\u4e86\u624b\u52d5\u7d71\u8a08\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u76e3\u63a7\u5de5\u5177\u4f86\u81ea\u52d5\u6536\u96c6\u548c\u986f\u793aKey\u7684\u6578\u91cf\u3002\u4f8b\u5982\uff0c<code>RedisInsight<\/code>\u548c<code>Grafana<\/code>\u7b49\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u53ef\u8996\u5316\u96c6\u7fa4\u7684\u6027\u80fd\u6578\u64da\uff0c\u5305\u62ecKey\u7684\u6578\u91cf\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-lbKFoRWTZe\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u6709\u6548\u5730\u7d71\u8a08Redis\u96c6\u7fa4\u4e2d\u7684Key\u6578\u91cf\uff0c\u7ba1\u7406\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\u3001\u512a\u5316\u8cc7\u6e90\u5206\u914d\u4ee5\u53ca\u9032\u884c\u6578\u64da\u6e05\u7406\u3002\u7121\u8ad6\u662f\u4f7f\u7528Redis\u547d\u4ee4\u3001API\u9084\u662f\u76e3\u63a7\u5de5\u5177\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u5e6b\u52a9\u4f60\u5728\u4f7f\u7528Redis\u96c6\u7fa4\u6642\u66f4\u52a0\u5f97\u5fc3\u61c9\u624b\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u4f60\u7684Redis\u96c6\u7fa4\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u4f60\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1Redis\u96c6\u7fa4\u4e2d\u7684Key\u6578\u91cf\uff0c\u8f15\u9b06\u9032\u884cKey\u7d71\u8a08\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u5be6\u73fe\u66f4\u597d\u7684\u8cc7\u6e90\u5229\u7528\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-189274","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189274","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=189274"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189274\/revisions"}],"predecessor-version":[{"id":189275,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189274\/revisions\/189275"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=189274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=189274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=189274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}