{"id":109804,"date":"2024-10-23T21:55:19","date_gmt":"2024-10-23T13:55:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/109804\/"},"modified":"2024-10-23T21:55:20","modified_gmt":"2024-10-23T13:55:20","slug":"redis-%e5%bf%ab%e5%8f%96%e5%87%ba%e7%8f%be%e5%95%8f%e9%a1%8c%e7%96%91%e9%9b%a3%e9%9b%9c%e7%97%87%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/109804\/","title":{"rendered":"Redis \u5feb\u53d6\u51fa\u73fe\u554f\u984c\u7591\u96e3\u96dc\u75c7\u7684\u89e3\u6c7a\u65b9\u6848"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e5%8f%96%e5%87%ba%e7%8f%be%e5%95%8f%e9%a1%8c%e7%96%91%e9%9b%a3%e9%9b%9c%e7%97%87%e7%9a%84%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-YzXhehHSZz\">Redis \u5feb\u53d6\u51fa\u73fe\u554f\u984c\u7591\u96e3\u96dc\u75c7\u7684\u89e3\u6c7a\u65b9\u6848<\/h1>\n<p>Redis \u662f\u4e00\u7a2e\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5feb\u53d6\u3001\u6d88\u606f\u4ee3\u7406\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528 Redis \u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u5e38\u898b\u7684 Redis \u5feb\u53d6\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u6392\u9664\u6545\u969c\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84-redis-%e5%95%8f%e9%a1%8c-YzXhehHSZz\">\u5e38\u898b\u7684 Redis \u554f\u984c<\/h2>\n<h3 id=\"1-%e9%80%a3%e6%8e%a5%e5%95%8f%e9%a1%8c-YzXhehHSZz\">1. \u9023\u63a5\u554f\u984c<\/h3>\n<p>Redis \u670d\u52d9\u5668\u53ef\u80fd\u56e0\u70ba\u7db2\u7d61\u554f\u984c\u6216\u914d\u7f6e\u932f\u8aa4\u800c\u7121\u6cd5\u9023\u63a5\u3002\u5e38\u898b\u7684\u932f\u8aa4\u4fe1\u606f\u5305\u62ec \u201cCould not connect to Redis at 127.0.0.1:6379\u201d \u6216 \u201cConnection refused\u201d\u3002<\/p>\n<ul>\n<li><strong>\u89e3\u6c7a\u65b9\u6848\uff1a<\/strong>\u6aa2\u67e5 Redis \u670d\u52d9\u662f\u5426\u6b63\u5728\u904b\u884c\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4 <code>redis-cli ping<\/code> \u4f86\u78ba\u8a8d\u3002\u5982\u679c\u8fd4\u56de \u201cPONG\u201d\uff0c\u5247\u8868\u793a\u670d\u52d9\u6b63\u5e38\u3002<\/li>\n<li>\u6aa2\u67e5\u9632\u706b\u7246\u8a2d\u7f6e\uff0c\u78ba\u4fdd Redis \u7684\u7aef\u53e3\uff08\u9ed8\u8a8d\u70ba 6379\uff09\u672a\u88ab\u963b\u64cb\u3002<\/li>\n<li>\u78ba\u8a8d\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 <code>bind<\/code> \u548c <code>protected-mode<\/code> \u8a2d\u7f6e\u662f\u5426\u6b63\u78ba\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e8%a8%98%e6%86%b6%e9%ab%94%e4%b8%8d%e8%b6%b3-YzXhehHSZz\">2. \u8a18\u61b6\u9ad4\u4e0d\u8db3<\/h3>\n<p>Redis \u662f\u4e00\u500b\u57fa\u65bc\u8a18\u61b6\u9ad4\u7684\u6578\u64da\u5eab\uff0c\u7576\u8a18\u61b6\u9ad4\u4e0d\u8db3\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u6027\u80fd\u4e0b\u964d\u3002\u5e38\u898b\u7684\u932f\u8aa4\u4fe1\u606f\u5305\u62ec \u201cOOM command not allowed when used memory &gt; &#8216;maxmemory&#8217;\u201d\u3002<\/p>\n<ul>\n<li><strong>\u89e3\u6c7a\u65b9\u6848\uff1a<\/strong>\u6aa2\u67e5 Redis \u7684\u8a18\u61b6\u9ad4\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4 <code>INFO memory<\/code> \u4f86\u67e5\u770b\u7576\u524d\u7684\u8a18\u61b6\u9ad4\u4f7f\u7528\u72c0\u6cc1\u3002<\/li>\n<li>\u8abf\u6574 <code>maxmemory<\/code> \u8a2d\u7f6e\uff0c\u6839\u64da\u5be6\u969b\u9700\u6c42\u589e\u52a0\u53ef\u7528\u7684\u8a18\u61b6\u9ad4\u3002<\/li>\n<li>\u9078\u64c7\u5408\u9069\u7684\u9a45\u9010\u7b56\u7565\uff0c\u4f8b\u5982 <code>volatile-lru<\/code> \u6216 <code>allkeys-lru<\/code>\uff0c\u4ee5\u4fbf\u5728\u8a18\u61b6\u9ad4\u6eff\u6642\u81ea\u52d5\u522a\u9664\u4e0d\u5e38\u7528\u7684\u9375\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e4%b8%80%e8%87%b4%e6%80%a7%e5%95%8f%e9%a1%8c-YzXhehHSZz\">3. \u6578\u64da\u4e00\u81f4\u6027\u554f\u984c<\/h3>\n<p>\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u6578\u64da\u4e00\u81f4\u6027\u662f\u500b\u91cd\u8981\u554f\u984c\u3002Redis \u7684\u4e3b\u5f9e\u8907\u88fd\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\uff0c\u7279\u5225\u662f\u5728\u4e3b\u7bc0\u9ede\u6545\u969c\u6642\u3002<\/p>\n<ul>\n<li><strong>\u89e3\u6c7a\u65b9\u6848\uff1a<\/strong>\u4f7f\u7528 Redis Sentinel \u4f86\u76e3\u63a7\u4e3b\u5f9e\u7bc0\u9ede\uff0c\u4e26\u5728\u4e3b\u7bc0\u9ede\u6545\u969c\u6642\u81ea\u52d5\u9032\u884c\u6545\u969c\u8f49\u79fb\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528 Redis Cluster \u4f86\u5be6\u73fe\u6578\u64da\u7684\u5206\u7247\u548c\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n<\/ul>\n<h3 id=\"4-%e6%80%a7%e8%83%bd%e7%93%b6%e9%a0%b8-YzXhehHSZz\">4. \u6027\u80fd\u74f6\u9838<\/h3>\n<p>\u96a8\u8457\u8acb\u6c42\u91cf\u7684\u589e\u52a0\uff0cRedis \u7684\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\uff0c\u5c0e\u81f4\u5ef6\u9072\u589e\u52a0\u6216\u8acb\u6c42\u5931\u6557\u3002<\/p>\n<ul>\n<li><strong>\u89e3\u6c7a\u65b9\u6848\uff1a<\/strong>\u4f7f\u7528 <code>MONITOR<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u8acb\u6c42\u7684\u57f7\u884c\u6642\u9593\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9838\u3002<\/li>\n<li>\u8003\u616e\u4f7f\u7528 Redis \u7684\u7ba1\u9053\u6280\u8853\u4f86\u6279\u91cf\u8655\u7406\u8acb\u6c42\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<li>\u512a\u5316\u6578\u64da\u7d50\u69cb\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\uff08\u5982\u5217\u8868\u3001\u96c6\u5408\u3001\u54c8\u5e0c\u7b49\uff09\u4f86\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YzXhehHSZz\">\u7e3d\u7d50<\/h2>\n<p>Redis \u662f\u4e00\u500b\u5f37\u5927\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u4f46\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u554f\u984c\u3002\u901a\u904e\u4e86\u89e3\u5e38\u898b\u7684\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u7dad\u8b77 Redis \u74b0\u5883\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5feb\u53d6\u554f\u984c\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5feb\u901f\u6392\u9664\u6545\u969c\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u7a69\u5b9a\u6027\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-109804","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109804","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=109804"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109804\/revisions"}],"predecessor-version":[{"id":109805,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/109804\/revisions\/109805"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=109804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=109804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=109804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}