{"id":183134,"date":"2024-11-10T02:17:22","date_gmt":"2024-11-09T18:17:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183134\/"},"modified":"2024-11-10T02:17:22","modified_gmt":"2024-11-09T18:17:22","slug":"%e5%af%a6%e7%8f%beredis%e4%b8%ad%e8%ae%80%e7%af%80%e9%bb%9e%e9%ab%98%e5%8f%af%e7%94%a8%e7%9a%84%e5%88%87%e6%8f%9b%e6%96%b9%e6%a1%88%ef%bc%88redis%e8%ae%80%e7%af%80%e9%bb%9e%e5%88%87%e6%8f%9b%e6%96%b9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183134\/","title":{"rendered":"\u5be6\u73feRedis\u4e2d\u8b80\u7bc0\u9ede\u9ad8\u53ef\u7528\u7684\u5207\u63db\u65b9\u6848\uff08redis\u8b80\u7bc0\u9ede\u5207\u63db\u65b9\u6848\uff09"},"content":{"rendered":"

\u5be6\u73feRedis\u4e2d\u8b80\u7bc0\u9ede\u9ad8\u53ef\u7528\u7684\u5207\u63db\u65b9\u6848<\/h1>\n

\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\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u61c9\u7528\u4e2d\u3002\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0c\u5c0d\u65bcRedis\u7684\u53ef\u7528\u6027\u548c\u64f4\u5c55\u6027\u8981\u6c42\u4e5f\u8d8a\u4f86\u8d8a\u9ad8\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5be6\u73feRedis\u4e2d\u8b80\u7bc0\u9ede\u7684\u9ad8\u53ef\u7528\u5207\u63db\u65b9\u6848\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

Redis\u67b6\u69cb\u6982\u8ff0<\/h2>\n

Redis\u662f\u4e00\u7a2e\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5176\u67b6\u69cb\u901a\u5e38\u5305\u62ec\u4e3b\u7bc0\u9ede\u548c\u5f9e\u7bc0\u9ede\u3002\u4e3b\u7bc0\u9ede\u8ca0\u8cac\u8655\u7406\u5beb\u8acb\u6c42\uff0c\u800c\u5f9e\u7bc0\u9ede\u5247\u7528\u65bc\u8655\u7406\u8b80\u8acb\u6c42\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u8b80\u53d6\u6027\u80fd\uff0c\u9084\u80fd\u5728\u4e3b\u7bc0\u9ede\u6545\u969c\u6642\u63d0\u4f9b\u5197\u9918\u3002<\/p>\n

\u9ad8\u53ef\u7528\u6027\u7684\u91cd\u8981\u6027<\/h2>\n

\u5728\u751f\u7522\u74b0\u5883\u4e2d\uff0c\u4efb\u4f55\u55ae\u9ede\u6545\u969c\u90fd\u53ef\u80fd\u5c0e\u81f4\u670d\u52d9\u4e2d\u65b7\u3002\u56e0\u6b64\uff0c\u5be6\u73fe\u9ad8\u53ef\u7528\u6027\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u7684\u95dc\u9375\u3002\u5c0d\u65bcRedis\u4f86\u8aaa\uff0c\u8b80\u7bc0\u9ede\u7684\u9ad8\u53ef\u7528\u6027\u5207\u63db\u65b9\u6848\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u56e0\u7bc0\u9ede\u6545\u969c\u800c\u5c0e\u81f4\u7684\u670d\u52d9\u4e2d\u65b7\u6642\u9593\u3002<\/p>\n

\u8b80\u7bc0\u9ede\u5207\u63db\u65b9\u6848<\/h2>\n

\u5be6\u73feRedis\u8b80\u7bc0\u9ede\u7684\u9ad8\u53ef\u7528\u5207\u63db\u65b9\u6848\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n

1. Sentinel\u6a21\u5f0f<\/h3>\n

Redis Sentinel\u662f\u4e00\u7a2e\u9ad8\u53ef\u7528\u6027\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u76e3\u63a7\u4e3b\u5f9e\u7bc0\u9ede\u7684\u72c0\u614b\uff0c\u4e26\u5728\u4e3b\u7bc0\u9ede\u6545\u969c\u6642\u81ea\u52d5\u9032\u884c\u6545\u969c\u8f49\u79fb\u3002\u4f7f\u7528Sentinel\u6a21\u5f0f\u6642\uff0c\u5f9e\u7bc0\u9ede\u6703\u5b9a\u671f\u5411\u4e3b\u7bc0\u9ede\u767c\u9001\u5fc3\u8df3\u6aa2\u67e5\uff0c\u7576\u6aa2\u6e2c\u5230\u4e3b\u7bc0\u9ede\u6545\u969c\u6642\uff0cSentinel\u6703\u9078\u64c7\u4e00\u500b\u5f9e\u7bc0\u9ede\u63d0\u5347\u70ba\u65b0\u7684\u4e3b\u7bc0\u9ede\uff0c\u4e26\u66f4\u65b0\u5176\u4ed6\u5f9e\u7bc0\u9ede\u7684\u914d\u7f6e\u3002<\/p>\n

sentinel monitor mymaster 127.0.0.1 6379 2\nsentinel down-after-milliseconds mymaster 5000\nsentinel failover mymaster\n<\/code><\/pre>\n
2. \u5ba2\u6236\u7aef\u5be6\u73fe\u91cd\u8a66\u6a5f\u5236<\/h3>\n
\u5728\u61c9\u7528\u5c64\u9762\uff0c\u53ef\u4ee5\u5be6\u73fe\u4e00\u500b\u91cd\u8a66\u6a5f\u5236\uff0c\u7576\u8b80\u8acb\u6c42\u5931\u6557\u6642\uff0c\u81ea\u52d5\u5207\u63db\u5230\u5176\u4ed6\u53ef\u7528\u7684\u8b80\u7bc0\u9ede\u3002\u9019\u7a2e\u65b9\u6cd5\u9700\u8981\u5728\u5ba2\u6236\u7aef\u4ee3\u78bc\u4e2d\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\uff0c\u78ba\u4fdd\u5728\u8b80\u53d6\u5931\u6557\u6642\u80fd\u5920\u5feb\u901f\u5207\u63db\u5230\u5176\u4ed6\u7bc0\u9ede\u3002<\/p>\n
function readFromRedis($key) {\n    $nodes = ['redis1', 'redis2', 'redis3'];\n    foreach ($nodes as $node) {\n        $result = tryRead($node, $key);\n        if ($result !== false) {\n            return $result;\n        }\n    }\n    throw new Exception(\"All nodes are down\");\n}\n<\/code><\/pre>\n
3. \u4f7f\u7528\u8ca0\u8f09\u5747\u8861\u5668<\/h3>\n
\u5728\u591a\u500b\u8b80\u7bc0\u9ede\u4e4b\u9593\u4f7f\u7528\u8ca0\u8f09\u5747\u8861\u5668\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5206\u6563\u8b80\u8acb\u6c42\uff0c\u4e26\u5728\u67d0\u500b\u7bc0\u9ede\u6545\u969c\u6642\u81ea\u52d5\u5c07\u6d41\u91cf\u8f49\u79fb\u5230\u5176\u4ed6\u5065\u5eb7\u7684\u7bc0\u9ede\u3002\u9019\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5be6\u73feRedis\u4e2d\u8b80\u7bc0\u9ede\u7684\u9ad8\u53ef\u7528\u5207\u63db\u65b9\u6848\u662f\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\u7684\u91cd\u8981\u63aa\u65bd\u3002\u901a\u904e\u4f7f\u7528Sentinel\u6a21\u5f0f\u3001\u5ba2\u6236\u7aef\u91cd\u8a66\u6a5f\u5236\u4ee5\u53ca\u8ca0\u8f09\u5747\u8861\u5668\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u7528\u6027\u548c\u5bb9\u932f\u80fd\u529b\u3002\u5728\u9078\u64c7\u5408\u9069\u7684\u65b9\u6848\u6642\uff0c\u61c9\u6839\u64da\u5177\u9ad4\u7684\u696d\u52d9\u9700\u6c42\u548c\u6280\u8853\u67b6\u69cb\u9032\u884c\u7d9c\u5408\u8003\u91cf\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u9ad8\u53ef\u7528\u6027\u89e3\u6c7a\u65b9\u6848\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 Server.HK<\/a>\uff0c\u6211\u5011\u63d0\u4f9b\u5404\u7a2e VPS<\/a> \u548c \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u60a8\u5be6\u73fe\u696d\u52d9\u7684\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Redis\u8b80\u7bc0\u9ede\u9ad8\u53ef\u7528\u5207\u63db\u65b9\u6848\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6027\u80fd\uff0c\u63d0\u5347\u6578\u64da\u8b80\u53d6\u6548\u7387\u8207\u53ef\u9760\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-183134","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183134","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=183134"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183134\/revisions"}],"predecessor-version":[{"id":183135,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183134\/revisions\/183135"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=183134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=183134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=183134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}