{"id":123566,"date":"2024-10-25T13:54:20","date_gmt":"2024-10-25T05:54:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/123566\/"},"modified":"2024-10-25T13:54:21","modified_gmt":"2024-10-25T05:54:21","slug":"redis-%e9%9b%86%e7%be%a4%e5%85%a7%e5%ad%98%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e4%b8%8b%e9%99%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/123566\/","title":{"rendered":"Redis \u96c6\u7fa4\u5167\u5b58\u5982\u4f55\u907f\u514d\u4e0b\u964d"},"content":{"rendered":"<h1 id=\"redis-%e9%9b%86%e7%be%a4%e5%85%a7%e5%ad%98%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e4%b8%8b%e9%99%8d-OsNehPOhHi\">Redis \u96c6\u7fa4\u5167\u5b58\u5982\u4f55\u907f\u514d\u4e0b\u964d<\/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\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0cRedis \u96c6\u7fa4\u7684\u5167\u5b58\u7ba1\u7406\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u907f\u514d Redis \u96c6\u7fa4\u5167\u5b58\u7684\u4e0b\u964d\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%ba%86%e8%a7%a3-redis-%e9%9b%86%e7%be%a4%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-OsNehPOhHi\">\u4e86\u89e3 Redis \u96c6\u7fa4\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis \u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7bc0\u9ede\u4f86\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u3002\u6bcf\u500b\u7bc0\u9ede\u90fd\u8ca0\u8cac\u5b58\u5132\u4e00\u90e8\u5206\u6578\u64da\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u55ae\u500b\u7bc0\u9ede\u7684\u5167\u5b58\u58d3\u529b\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\u53ef\u80fd\u6703\u8b8a\u5f97\u4e0d\u5747\u8861\uff0c\u5c0e\u81f4\u67d0\u4e9b\u7bc0\u9ede\u7684\u5167\u5b58\u4f7f\u7528\u7387\u904e\u9ad8\uff0c\u800c\u5176\u4ed6\u7bc0\u9ede\u5247\u76f8\u5c0d\u7a7a\u9592\u3002<\/p>\n<h2 id=\"%e5%85%a7%e5%ad%98%e4%b8%8b%e9%99%8d%e7%9a%84%e5%8e%9f%e5%9b%a0-OsNehPOhHi\">\u5167\u5b58\u4e0b\u964d\u7684\u539f\u56e0<\/h2>\n<p>Redis \u96c6\u7fa4\u5167\u5b58\u4e0b\u964d\u7684\u539f\u56e0\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e0d\u5747\u8861\uff1a<\/strong>\u7576\u6578\u64da\u5206\u4f48\u4e0d\u5747\u6642\uff0c\u67d0\u4e9b\u7bc0\u9ede\u53ef\u80fd\u6703\u904e\u8f09\uff0c\u5c0e\u81f4\u5167\u5b58\u4f7f\u7528\u7387\u4e0a\u5347\u3002<\/li>\n<li><strong>\u904e\u671f\u6578\u64da\u672a\u6e05\u7406\uff1a<\/strong>\u5982\u679c\u672a\u80fd\u53ca\u6642\u6e05\u7406\u904e\u671f\u7684\u6578\u64da\uff0c\u5c07\u6703\u4f54\u7528\u5927\u91cf\u5167\u5b58\u3002<\/li>\n<li><strong>\u5167\u5b58\u788e\u7247\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u7684\u589e\u522a\uff0c\u5167\u5b58\u53ef\u80fd\u6703\u51fa\u73fe\u788e\u7247\u5316\uff0c\u5c0e\u81f4\u53ef\u7528\u5167\u5b58\u6e1b\u5c11\u3002<\/li>\n<li><strong>\u914d\u7f6e\u4e0d\u7576\uff1a<\/strong>\u4e0d\u5408\u7406\u7684\u914d\u7f6e\u53c3\u6578\u53ef\u80fd\u6703\u5f71\u97ff\u5167\u5b58\u7684\u4f7f\u7528\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%81%bf%e5%85%8d%e5%85%a7%e5%ad%98%e4%b8%8b%e9%99%8d%e7%9a%84%e7%ad%96%e7%95%a5-OsNehPOhHi\">\u907f\u514d\u5167\u5b58\u4e0b\u964d\u7684\u7b56\u7565<\/h2>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%9d%87%e8%a1%a1-OsNehPOhHi\">1. \u6578\u64da\u5747\u8861<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u6578\u64da\u4e0d\u5747\u8861\uff0c\u53ef\u4ee5\u4f7f\u7528 Redis \u7684 <code>CLUSTER REBALANCE<\/code> \u547d\u4ee4\u4f86\u91cd\u65b0\u5206\u914d\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u500b\u7bc0\u9ede\u7684\u6578\u64da\u91cf\u76f8\u5c0d\u5747\u8861\uff0c\u5f9e\u800c\u6e1b\u5c11\u67d0\u4e9b\u7bc0\u9ede\u7684\u5167\u5b58\u58d3\u529b\u3002<\/p>\n<h3 id=\"2-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a-OsNehPOhHi\">2. \u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u81ea\u52d5\u904e\u671f\u6a5f\u5236\uff0c\u4f46\u4ecd\u7136\u5efa\u8b70\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u904e\u671f\u6578\u64da\u3002\u53ef\u4ee5\u4f7f\u7528 <code>EXPIRE<\/code> \u547d\u4ee4\u8a2d\u7f6e\u6578\u64da\u7684\u904e\u671f\u6642\u9593\uff0c\u4e26\u4f7f\u7528 <code>SCAN<\/code> \u547d\u4ee4\u5b9a\u671f\u6383\u63cf\u548c\u522a\u9664\u904e\u671f\u7684\u9375\u3002<\/p>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e5%85%a7%e5%ad%98%e9%85%8d%e7%bd%ae-OsNehPOhHi\">3. \u512a\u5316\u5167\u5b58\u914d\u7f6e<\/h3>\n<p>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574 Redis \u7684\u5167\u5b58\u914d\u7f6e\u53c3\u6578\uff0c\u4f8b\u5982 <code>maxmemory<\/code> \u548c <code>maxmemory-policy<\/code>\u3002\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u7b56\u7565\uff08\u5982 <code>volatile-lru<\/code> \u6216 <code>allkeys-lru<\/code>\uff09\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5167\u5b58\u4f7f\u7528\u3002<\/p>\n<h3 id=\"4-%e6%b8%9b%e5%b0%91%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87-OsNehPOhHi\">4. \u6e1b\u5c11\u5167\u5b58\u788e\u7247<\/h3>\n<p>\u70ba\u4e86\u6e1b\u5c11\u5167\u5b58\u788e\u7247\uff0c\u53ef\u4ee5\u5b9a\u671f\u91cd\u555f Redis \u670d\u52d9\uff0c\u9019\u6a23\u53ef\u4ee5\u91cb\u653e\u88ab\u788e\u7247\u5316\u7684\u5167\u5b58\u3002\u6b64\u5916\uff0c\u4f7f\u7528 <code>MEMORY PURGE<\/code> \u547d\u4ee4\u53ef\u4ee5\u624b\u52d5\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u5167\u5b58\u3002<\/p>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%aa%bf%e6%95%b4-OsNehPOhHi\">\u76e3\u63a7\u548c\u8abf\u6574<\/h2>\n<p>\u6301\u7e8c\u76e3\u63a7 Redis \u96c6\u7fa4\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528 Redis \u63d0\u4f9b\u7684 <code>INFO<\/code> \u547d\u4ee4\u4f86\u7372\u53d6\u5167\u5b58\u4f7f\u7528\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u4e26\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002\u7d50\u5408\u7b2c\u4e09\u65b9\u76e3\u63a7\u5de5\u5177\uff0c\u5982 Prometheus \u548c Grafana\uff0c\u53ef\u4ee5\u5be6\u6642\u76e3\u63a7\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u767c\u73fe\u554f\u984c\u4e26\u9032\u884c\u8655\u7406\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-OsNehPOhHi\">\u7e3d\u7d50<\/h2>\n<p>\u6709\u6548\u7ba1\u7406 Redis \u96c6\u7fa4\u7684\u5167\u5b58\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u7684\u95dc\u9375\u3002\u901a\u904e\u6578\u64da\u5747\u8861\u3001\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u3001\u512a\u5316\u5167\u5b58\u914d\u7f6e\u548c\u6e1b\u5c11\u5167\u5b58\u788e\u7247\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u5167\u5b58\u4e0b\u964d\u7684\u554f\u984c\u3002\u6301\u7e8c\u7684\u76e3\u63a7\u548c\u8abf\u6574\u5c07\u6709\u52a9\u65bc\u4fdd\u6301 Redis \u96c6\u7fa4\u7684\u9ad8\u6548\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u96c6\u7fa4\u5167\u5b58\u7ba1\u7406\u6280\u5de7\uff0c\u907f\u514d\u6027\u80fd\u4e0b\u964d\uff0c\u78ba\u4fdd\u9ad8\u6548\u904b\u884c\u8207\u6578\u64da\u7a69\u5b9a\u6027\uff0c\u63d0\u5347\u7cfb\u7d71\u6574\u9ad4\u6548\u80fd\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-123566","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/123566","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=123566"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/123566\/revisions"}],"predecessor-version":[{"id":123567,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/123566\/revisions\/123567"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=123566"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=123566"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=123566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}