{"id":201499,"date":"2025-05-10T11:31:22","date_gmt":"2025-05-10T03:31:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201499\/"},"modified":"2025-05-10T11:31:22","modified_gmt":"2025-05-10T03:31:22","slug":"%e6%b1%87%e6%80%bbredis-cluster%e8%bf%81%e7%a7%bb%e9%81%87%e5%88%b0%e7%9a%84%e8%bf%90%e7%bb%b4%e9%97%ae%e9%a2%98%ef%bc%88%e9%99%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201499\/","title":{"rendered":"\u6c47\u603bRedis Cluster\u8fc1\u79fb\u9047\u5230\u7684\u8fd0\u7ef4\u95ee\u9898\uff08\u9644\u89e3\u51b3\u65b9\u6848\uff09"},"content":{"rendered":"

<\/b> <\/p>\n

\u6c47\u603bRedis Cluster\u8fc1\u79fb\u9047\u5230\u7684\u8fd0\u7ef4\u95ee\u9898\uff08\u9644\u89e3\u51b3\u65b9\u6848\uff09<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u5c31\u6574\u7406\u5206\u4eab\u300a\u6c47\u603bRedis Cluster\u8fc1\u79fb\u9047\u5230\u7684\u8fd0\u7ef4\u95ee\u9898\uff08\u9644\u89e3\u51b3\u65b9\u6848\uff09\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u8fc1\u79fb\u3001Redis Cluster\u3001\u89e3\u51b3\u65b9\u6848\uff0c\u5982\u679c\u4f60\u5bf9\u6570\u636e\u5e93\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7golang\u5b66\u4e60\u7f51\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n

 \u3000\u3000<\/p>\n<\/p>\n

       \u5609\u5bbe\u4ecb\u7ecd<\/strong><\/p>\n

\u8463\u6cfd\u6da6\u3000\u3010\u9ad8\u7ea7DBA\u3011<\/strong><\/p>\n

\u3000\u30002010\u20142012\u5e74\u5728\u641c\u72d0\u7545\u6e38\uff0c\u8d1f\u8d23\u6e38\u620fMysql\u76f8\u5173\u7684\u8fd0\u7ef4\u3002<\/p>\n

\u3000\u30002012\u20142015\u5e74\u5728\u8d76\u96c6\u7f51\u62c5\u4efbDBA\uff0c\u8d1f\u8d23\u6574\u4e2a\u6570\u636e\u5e93\u56e2\u961f\u7684\u5efa\u8bbe\uff0c\u4e3b\u8981\u7814\u7a76 Mysql\u3001Redis\u3001MongoDB \u7b49\u6280\u672f\u3002<\/p>\n

\u3000\u30002015\u2014\u81f3\u4eca\u5728\u4e00\u5bb6\u56fe\u7247\u793e\u4ea4\u516c\u53f8\uff0c\u4e13\u6ce8\u4e8e Redis \u7684\u8fd0\u7ef4\u548c\u81ea\u52a8\u5316\u7814\u53d1\u5de5\u4f5c\u3002<\/p>\n

\u3000\u3000\u5f15\u5b50<\/strong><\/p>\n

\u3000\u3000\u8fd9\u4e2a7\u6708\u6ce8\u5b9a\u4e0d\u5e73\u51e1\uff0c\u901a\u8fc77\u6708\u8fde\u7eed\u7684Redis\u6545\u969c\uff0c\u7ec6\u5fc3\u5982\u4f60\uff0c\u4e00\u5b9a\u4f1a\u5bf9\u6280\u672f\u3001\u516c\u53f8\u3001\u540c\u4e8b\u3001\u804c\u4e1a\u6709\u4e86\u66f4\u6df1\u523b\u7684\u8ba4\u8bc6\u548c\u53cd\u601d\uff0c\u5148\u56de\u5fc6\u4e0b\u5427\u2026\u2026<\/p>\n

\u3000\u3000\u672c\u6587\u4e3b\u8981\u6d89\u53ca\u5230\u7684\u6545\u969c\u5305\u62ec\uff1a<\/p>\n

\u3000\u30001.\u7f51\u5361\u6545\u969c<\/p>\n

\u3000\u30002.\u8fd9\u8be5\u6b7b\u7684\u8fde\u63a5\u6570<\/p>\n

\u3000\u30003.\u7591\u4f3c Cluster \u8111\u88c2?<\/p>\n

\u3000\u30004.Bgsave\u4f20\u7edf\u7684\u5178\u578b\u95ee\u9898<\/p>\n

\u3000\u30005.\u4e3b\u5e93\u91cd\u542f Flush \u6389\u4ece\u5e93<\/p>\n

\u3000\u3000\u597d\u7684\uff0c\u656c\u8bf7\u6b23\u8d4f\u3002<\/p>\n

\u3000\u3000Redis Cluster \u7684\u8fc1\u79fb\u4e4b\u8def<\/strong><\/p>\n

\u3000\u3000\u6211\u4eecRedis \u90e8\u7f72\u7279\u70b9\u5982\u4e0b\uff1a<\/p>\n

\u3000\u3000\u25c6\u96c6\u4e2d\u90e8\u7f72\uff0cN\u53f0\u673a\u5668\u4e13\u804c\u8d1f\u8d23\u67d0\u4e2a\u4ea7\u54c1\u7ebf\u3002<\/p>\n

\u3000\u3000\u25c6\u4f20\u7edf Twemproxy \u65b9\u5f0f\uff0c\u989d\u5916\u4f1a\u6709\u81ea\u5df1\u5b9a\u5236\u51e0\u5957 Twemproxy \u3002<\/p>\n

\u3000\u3000\u53ef\u4ee5\u770b\u51fa\u6765\uff0c\u975e\u5e38\u4f20\u7edf\u7684\u65b9\u5f0f\u3002\u5f00\u59cb\u53ea\u6709\u4e00\u4e2aDefault\u96c6\u7fa4\uff0cPHP \u6240\u6709\u529f\u80fd\u83b7\u53d6Redis\u53e5\u67c4\u90fd\u662f\u8fd9\u4e2a\uff0c\u6d41\u91cf\u589e\u957f\u540e\u5f00\u59cb\u6309\u529f\u80fd\u5212\u5206\u3002<\/p>\n

\u3000\u30005\u6708\u4e2d\u65ec\uff0c\u6211\u6765\u5230\u516c\u53f8\uff0c\u5f00\u59cb\u63a8\u8fdb Redis Cluster\uff0c\u4e89\u53d6\u66ff\u6362\u6389 Twemproxy\uff0c\u5236\u5b9a\u4e86\u5982\u4e0b\u65b9\u6848\uff1a\u3000\u3000<\/p>\n<\/p>\n

Redis Cluster => Smart Proxy => PHP<\/pre>\n<\/p>\n
\u3000\u3000\u96c6\u7fa4\u6a21\u5f0f\u80fd\u591f\u505a\u5230\u81ea\u52a8\u6269\u5bb9\uff0c\u53ef\u4ee5\u628a\u673a\u5668\u5f53\u6210\u8d44\u6e90\u6c60\u4f7f\u7528<\/strong><\/p>\n
\u3000\u3000\u5728 PHP \u524d\u9762\u90e8\u7f72\u57fa\u4e8e Cluster \u7684 Smart Proxy\uff0c\u8fd9\u662f\u975e\u5e38\u5fc5\u8981\u7684\uff0c\u540e\u6587\u4f1a\u8bf4\u5230\u3002\u7531\u4e8e\u516c\u53f8\u6709\u81ea\u5b9a\u4e49 Redis \u548c Twemproxy  \u7248\u672c\uff0c\u6240\u4ee5\u4e3a\u4e86\u505a\u5230\u65e0\u7f1d\u8fc1\u79fb\uff0c\u5fc5\u987b\u4f7f\u7528\u5b9e\u65f6\u540c\u6b65\u5de5\u5177\u3002<\/p>\n
\u3000\u3000\u597d\u5728\u6709@goroutine Redis-Port\uff0c\u975e\u5e38\u611f\u8c22\u539f Codis \u4f5c\u8005\u5218\u5947\u5927\u5927\u3002<\/p>\n
\u3000\u3000\u57fa\u4e8eRedis-Port\uff0c\u4fee\u6539\u4ee3\u7801\u53ef\u4ee5\u628a Redis \u73a9\u51fa\u5404\u79cd\u82b1\u6837\uff0c\u5982\u540c\u4e03\u5de7\u677f\u4e00\u6837\uff0c\u53ea\u6709\u4f60\u60f3\u4e0d\u5230\u7684\u6ca1\u6709\u4ed6\u505a\u4e0d\u5230\u7684\uff0c\u53ef\u4ee5\u4e0d\u5938\u5f20\u7684\u8bf4\u662f Redis  \u754c\u7684\u745e\u58eb\u519b\u5200<\/strong>\uff1a<\/p>\n
\u3000\u3000\u25c6\u5b9e\u65f6\u540c\u6b65\u4e24\u5957\u96c6\u7fa4<\/p>\n
\u3000\u3000\u25c6\u8de8\u673a\u623f\u540c\u6b65<\/p>\n
\u3000\u3000\u25c6\u540c\u6b65\u90e8\u5206\u6307\u5b9aKey<\/p>\n
\u3000\u3000\u25c6\u5220\u9664\u6307\u5b9aKey<\/p>\n
\u3000\u3000\u25c6\u7edf\u8ba1Redis\u5185\u5b58\u5206\u5e03<\/p>\n
\u3000\u3000\u25c6\u2026\u2026<\/p>\n
\u3000\u3000\u8fc1\u79fb\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n
\u3000\u30001.Redis Master => Redis-Port => Smart Proxy => Redis Cluster<\/p>\n
\u3000\u3000\u4e5f\u5373\uff0cRedis-Port \u4ece\u539fRedis Master \u8bfb\u53d6\u6570\u636e\uff0c\u518d\u901a\u8fc7Smart Proxy \u5199\u5165\u5230 Redis Cluster\u3002<\/p>\n
\u3000\u30002.\u4fee\u6539 PHP Config\uff0c Gitlab \u53d1\u5e03\u4e0a\u7ebf\uff0c\u4f7f\u7528\u65b0\u96c6\u7fa4\u914d\u7f6e\u3002<\/p>\n
\u3000\u30003.\u505c\u6389\u8001 Twemproxy \u96c6\u7fa4\uff0c\u5b8c\u6210\u8fc1\u79fb\u3002<\/p>\n
\u3000\u3000\u8fd9\u79cd\u8fc1\u79fb\u65b9\u6848\u4e0b\uff0c\u539fRedis \u65e0\u9700\u505c\u4e1a\u52a1\u3002<\/p>\n
\u3000\u3000\u6ce8\u610f\uff1a<\/strong><\/p>\n
\u3000\u3000\u6b64\u65b9\u6848\u4e2d\u7684Smart Proxy \u662f\u6211\u4eec\u81ea\u5df1\u5199\u7684\uff0c\u4e8b\u5b9e\u8bc1\u660e\u5f88\u6709\u5fc5\u8981\uff0c\u5176\u4f5c\u4e3aRedis Cluster \u7684\u524d\u7aef\uff0c\u7528\u6765\u5c4f\u853dRedis Cluster  \u7684\u590d\u6742\u6027\u3002<\/p>\n
\u3000\u3000\u65b9\u6848\u770b\u4f3c\u7b80\u5355\uff0c\u5b9e\u9645\u4f7f\u7528\u8981\u614e\u91cd\u3002\u5927\u5bb6\u90fd\u77e5\u9053 Redis Rdb Bgsave \u4f1a\u4f7f\u7ebf\u4e0a\u5361\u987f\uff0c\u6240\u4ee5\u9700\u8981\u5728\u4f4e\u5cf0\u671f\u505a\uff0c\u5e76\u4e14\u8f6e\u6d41 Redis Master  \u540c\u6b65\uff0c\u5343\u4e07\u4e0d\u80fd\u540c\u65f6\u7528 Redis Port \u505a Sync\u3002<\/p>\n
\u3000\u3000\u5728\u5b9e\u65bd\u8fc7\u7a0b\u4e2d\uff0c\u9047\u5230\u591a\u79cd\u95ee\u9898\uff0c\u73b0\u5728\u7b80\u8981\u9610\u8ff0\u5982\u4e0b\uff1a<\/p>\n
\u3000\u3000\u95ee\u98981\uff1a\u8fd8\u662f\u7f51\u5361\u6545\u969c<\/strong><\/p>\n
\u3000\u3000\u60f3\u8d77\u300a\u4e1c\u4eac\u7231\u60c5\u6545\u4e8b\u300b\u4e3b\u9898\u66f2\uff0c\u7a81\u5982\u5176\u6765\u7684\u7231\u60c5\uff0c\u4e0d\u77e5\u8be5\u4ece\u4f55\u8bf4\u8d77\u3002<\/p>\n<\/p>\n
 <\/p>\n<\/p>\n
\u3000\u3000\u6545\u969c\u7684\u56fe\u627e\u4e0d\u5230\u4e86\uff0c\u622a\u56fe\u4e00\u5f20\u6b63\u5e38\u7f51\u5361\u6d41\u91cf\u56fe -_^<\/p>\n
\u3000\u3000\u5343\u5146\u7f51\u5361\u5728\u67d0\u4e2a\u5468\u4e9423:00\u4e1a\u52a1\u9ad8\u5cf0\u671f\u88ab\u6253\u6ee1\uff0c\u5bfc\u81f4\u7ebf\u4e0a\u8bf7\u6c42\u5931\u8d25\u2014\u5982\u5750\u9488\u6be1\u7684\u6ce2\u5cf0\u56fe\u3002<\/p>\n
\u3000\u3000\u5982\u524d\u6587\u6240\u8bf4\uff0c\u516c\u53f8\u96c6\u4e2d\u90e8\u7f72 Redis\uff0c\u6b64\u4e1a\u52a1\u662f\u7ebf\u4e0a Cache \u4e2a\u4eba\u8be6\u60c5\u9875\u767b\u9646\u76f8\u5173\u7684\uff0c\u4e00\u51714\u53f0\u673a\u5668\uff0c\u6bcf\u53f020\u5b9e\u4f8b\uff0c\u65e0\u6cd5\u505a\u5230\u7acb\u523b\u6269\u5bb9\uff0c\u7d27\u6025\u4e4b\u4e0b RD  \u540c\u5b66\u964d\u7ea7\uff0c\u629b\u6389\u524d\u7aef30%\u7684\u8bf7\u6c42\u3002\u53ea\u662f\u6062\u590d\u540e\uff0c\u9ad8\u5cf0\u671f\u5df2\u8fc7\u3002<\/p>\n
\u3000\u3000Leader\u8981\u6c42\u5468\u516d\u6240\u6709\u4eba\u52a0\u73ed\u53bb\u8fc1\u79fb\uff0cBut\uff0c2\u70b9\u591a\u5927\u5bb6\u7761\u4e86\uff0c\u55ef\uff0c\u5c31\u8fd9\u6837\u7761\u4e86ZZZZ~~ \u6545\u969c\u6682\u65f6\u89e3\u51b3\uff0c\u4f46\u6545\u4e8b\u4f9d\u7136\u7ee7\u7eed\u2026\u2026<\/p>\n
\u3000\u3000\u5468\u516d\u4e0a\u534810\u70b9\uff0c\u5e02\u573a\u8fd0\u8425\u63a8\u9001\u6d88\u606f\uff0c\u5bfc\u81f4\u4eba\u4e3a\u6253\u9020\u4e86\u5c0f\u9ad8\u5cf0\uff0c\u53c8\u662f\u5982\u5750\u9488\u6be1\u7684\u6ce2\u5cf0\u56fe\uff0c\u670d\u52a1\u7acb\u9a6c\u62a5\u8b66\uff0c\u7d27\u6025\u4e4b\u4e0b\u7acb\u9a6c\u518d\u6b21\u629b\u638930%\u8bf7\u6c42\u3002<\/p>\n
\u3000\u3000\u7136\u540e\uff0c\u7d27\u6025\u642d\u5efa\u4e24\u5957\u4e0d\u540c\u529f\u80fd\u7684 Redis Cluster \u96c6\u7fa4\uff0c\u91c7\u7528\u51b7\u542f\u52a8\u7684\u65b9\u5f0f\uff0c\u4e00\u70b9\u70b9\u5c06 Cache \u6d41\u91cf\u6253\u5230\u65b0\u96c6\u7fa4\u4e2d\uff0cMysql \u51e0\u53f0\u4ece\u5e93 QPS  \u4e00\u5ea6\u51b2\u52308K\u3002<\/p>\n
\u3000\u3000\u9488\u5bf9\u7f51\u5361\u6700\u540e\u5f15\u51fa\u4e24\u4e2a\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n
\u3000\u30001.\u6240\u6709Redis \u673a\u5668\u505a\u53cc\u7f51\u5361 Bonding\uff0c\u53d8\u62102000Mbps\u3002<\/p>\n
\u3000\u30002.\u6240\u6709 Redis \u4ea7\u54c1\u7ebf\u6563\u5f00\uff0c\u6df7\u5408\u90e8\u7f72\u6253\u6563\u3002<\/p>\n
\u3000\u30003.\u589e\u52a0\u7f51\u5361\u6d41\u91cf\u76d1\u63a7\uff0c\u5230\u8fbe60%\u62a5\u8b66\u3002<\/p>\n
\u3000\u3000\u53cd\u601d\uff1a<\/strong><\/p>\n
\u3000\u3000\u4e3a\u4ec0\u4e48\u8981\u7761\u89c9?\u800c\u4e0d\u662f\u8fde\u591c\u8fc1\u79fb?\u505a\u4e3a\u8fd0\u7ef4\u4eba\u5458\uff0c\u5371\u9669\u610f\u8bc6\u4e0d\u591f\u8db3\u3002<\/p>\n
\u3000\u3000\u53e6\u5916\uff1a\u8fd8\u6709\u4e00\u8d77\u7f51\u5361\u6545\u969c\uff0c\u662f\u5e94\u7528\u5c42 Bug\uff0c\u9891\u7e41\u8bf7\u6c42\u5927 Json Key  \u6253\u6ee1\u7f51\u5361\u3002\u5f53\u65f6QPS\u7a33\u5b9a\u4fdd\u6301\u572820W\u5de6\u53f3\uff0c\u5343\u5146\u7f51\u5361\u88ab\u6253\u6ee1\u3002\u4e34\u65f6\u89e3\u51b3\u65b9\u6848\u76f4\u63a5\u5e72\u6389\u8fd9\u4e2aKey\uff0c\u8fc7\u540e\u518d\u7531 RD \u6392\u67e5\u3002<\/p>\n
\u3000\u3000\u6df1\u5ea6\u5256\u6790<\/strong>\uff1a<\/p>\n
\u3000\u3000\u25c6\u76d1\u63a7\u62a5\u8b66\u4e0d\u5230\u4f4d\uff0c\u5bf9\u4e8e\u521b\u4e1a\u516c\u53f8\u6bd4\u8f83\u5e38\u89c1\uff0c\u53d1\u751f\u4e00\u8d77\u89e3\u51b3\u4e00\u8d77\u3002<\/p>\n
\u3000\u3000\u25c6\u9488\u5bf9\u8fd9\u7c7b\u95ee\u9898\uff0c\u6709\u4e24\u4e2a\u60f3\u6cd5\uff1aQPS \u62a5\u8b66\uff0c\u6bd4\u5982\u9600\u503c\u5b9a\u57282W\u3002\u8fd8\u6709\u4e00\u4e2a\u5728Proxy\u4e0a\u505a\u6587\u7ae0\uff0c\u5bf9 Key \u7684\u8bbf\u95ee\u505a\u9650\u901f\u6216\u589e\u52a0 Key \u7684\u5c4f\u853d\u529f\u80fd\u3002<\/p>\n
\u3000\u3000\u25c6QPS\u62a5\u8b66\u540e\u8fd0\u7ef4\u4eba\u5458\u6392\u67e5\uff0c\u53ef\u80fd\u5df2\u7ecf\u4ea7\u751f\u5f71\u54cd\u4e86\uff0c\u5728Proxy\u5c42\u505a\u5bf9\u6027\u80fd\u4f1a\u6709\u5f71\u54cd\u3002<\/p>\n
#p#<\/p>\n
\u3000\u3000\u95ee\u98982\uff1a\u4f60\u8fd9\u8be5\u6b7b\u7684\u8fde\u63a5\u6570<\/strong><\/p>\n
\u3000\u3000\u67d0\u59298\u70b940\u5de6\u53f3\uff0c\u8fd8\u5728\u5730\u94c1\u7684\u6211\u63a5\u5230\u7535\u8bdd\uff0cRedis \u8fde\u63a5\u62a5\u9519\uff0c\u8c8c\u4f3c\u51e0\u4e2a\u5b9e\u4f8b\u7684\u8fde\u63a5\u6570\u88ab\u6253\u6ee1\u3002\u8fd9\u4e2a\u6545\u969c\u6301\u7eed\u65f6\u95f4\u8f83\u957f\uff0cPHP Redis \u6269\u5c55\u76f4\u8fde  Redis Cluster\uff0c\u8fde\u63a5\u6301\u7eed\u589e\u957f\uff0c\u76f4\u5230\u6253\u6ee1\u5b8c\u5168\u8fde\u4e0d\u4e0a\u3002<\/p>\n
\u3000\u3000\u540e\u6765\u7ecf\u8fc7\u6392\u67e5\uff0c\u786e\u8ba4\u662f\u6269\u5c55 Bug\uff0c\u5bfc\u81f4\u8001\u8fde\u63a5\u4e0d\u91ca\u653e\u3002\u540c\u65f6\uff0c\u5176\u4ed6\u539f\u56e0\u4e5f\u5f88\u591a\uff1a<\/p>\n
\u3000\u30001.\u516c\u53f8\u4f7f\u7528 Redhat7\uff0c\u6240\u6709\u7684\u5e94\u7528\u90fd\u662f\u7531 systemd \u7ba1\u7406\uff0c\u542f\u52a8\u6ca1\u6709\u6307\u5b9aLimit NOFILE\uff0c\u5bfc\u81f4 Redis maxclients  \u9650\u5236\u6b7b\u57284000\u5de6\u53f3\u3002<\/p>\n
\u3000\u30002.PHP Redis \u6269\u5c55 Bug\uff0c\u8fde\u63a5\u4e0d\u91ca\u653e\uff0c\u7ebf\u4e0b\u7a33\u5b9a\u590d\u73b0\u3002<\/p>\n
\u3000\u3000\u8fd9\u51e0\u6b21\u8fde\u7eed\u6545\u969c\u5f88\u4e25\u91cd\uff0cLeader \u76f4\u63a5\u51b3\u5b9a\u5168\u90e8\u56de\u9000\u5230\u8001\u7684 Twemproxy \u7248\u672c\uff0c\u6700\u540e\u56de\u9000\u4e86\u4e24\u4e2a\u6700\u91cd\u8981\u7684\u4ea7\u54c1\u7ebf\u3002<\/p>\n
\u3000\u3000\u53cd\u601d\uff1a<\/strong><\/p>\n
\u3000\u30001.\u67b6\u6784\u6539\u52a8\u6ca1\u6709\u7ecf\u8fc7\u5145\u5206\u6d4b\u8bd5\uff0c\u7ebf\u4e0b\u7a33\u5b9a\u590d\u73b0\u7684Bug\u6ca1\u6709\u4ed4\u7ec6\u6d4b\u8bd5\u76f4\u63a5\u4e0a\u7ebf\u3002<\/p>\n
\u3000\u30002.\u8fd0\u7ef4\u610f\u8bc6\u4e0d\u8db3\uff0c\u5bf9 systemd \u4e86\u89e3\u4e0d\u591f\u6df1\u5165\uff0c\u6ca1\u6709\u5bf9\u6240\u6709\u914d\u7f6e\u505a\u4e25\u683c\u68c0\u67e5\u3002<\/p>\n
\u3000\u30003.\u505a\u4e3a\u201d\u4e16\u754c\u4e0a\u6700\u597d\u7684\u8bed\u8a00\u201d\uff0c\u5076\u5c14\u8fd8\u662f\u6709\u4e9b\u95ee\u9898\uff0c\u6700\u597d\u5728 Redis \u548c PHP \u95f4\u9694\u5c42 Proxy\uff0c\u5c06\u540e\u7aef Redis \u4fdd\u62a4\u5728\u5b89\u5168\u7684\u4f4d\u7f6e\u3002<\/p>\n
\u3000\u3000\u95ee\u98983\uff1a\u7591\u4f3c Cluster \u8111\u88c2?<\/strong><\/p>\n
\u3000\u3000\u8111\u88c2\u5728\u6240\u8c13\u7684\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u5f88\u5e38\u89c1\uff0c\u5927\u5bb6\u4e5f\u4e0d\u964c\u751f\uff0c\u505a\u4e3aDBA\u6700\u6015\u7684\u5c31\u662fMysql keepalived \u8111\u88c2\uff0c\u9020\u6210\u4e3b\u5e93\u53cc\u5199\u3002\u96be\u9053 Redis  Cluster\u4e2d\u4e5f\u4f1a\u6709\u8111\u88c2\u4e48?<\/p>\n
\u3000\u3000\u51cc\u66685\u70b9\u63a5\u5230\u7535\u8bdd\uff0c\u53d1\u73b0\u5e94\u7528\u770b\u5230\u6570\u636e\u4e0d\u4e00\u81f4\uff0c\u5076\u5c14\u662f\u65e0\u6570\u636e\uff0c\u5076\u5c14\u6709\u6570\u636e\uff0c\u5f88\u50cf\u8bfb\u5230\u4e86\u810f\u6570\u636e\u3002<\/p>\n
\u3000\u3000Mysql \u5728\u591a\u4e2a\u4ece\u5e93\u4e0a\u505a\u8bfb\u8d1f\u8f7d\u5747\u8861\u5f88\u5e38\u89c1\uff0cRedis Cluster\u4e5f\u4f1a\u4e48?<\/strong><\/p>\n
\u3000\u3000\u767b\u4e0aRedis\uff0cCluster Nodes\uff0cCluster Config\uff0c\u786e\u5b9e\u53d1\u73b0\u4e0d\u540c Redis \u5b9e\u4f8b\u914d\u7f6e\u4e86\u4e0d\u540c\u7684Cluster  Nodes\u3002\u60f3\u8d77\u4e86\u6628\u5929\u6709\u5bf9\u8be5\u96c6\u7fa4\u8fc1\u79fb\uff0c\u4e0b\u6389\u4e86\u51e0\u4e2a\u5b9e\u4f8b\uff0c\u4f46\u662f\u5728 PHP \u914d\u7f6e\u7aef\u6ca1\u6709\u63a8\u9001\u914d\u7f6e\uff0c\u5bfc\u81f4 PHP  \u53ef\u80fd\u8bfb\u5230\u4e86\u65e7\u5b9e\u4f8b\u6570\u636e\uff0c\u9a6c\u4e0a\u91cd\u65b0\u63a8\u9001\u4e00\u904d\u914d\u7f6e\uff0c\u95ee\u9898\u89e3\u51b3\u3002<\/p>\n
\u3000\u3000\u53cd\u601d\uff1a<\/strong><\/p>\n
\u3000\u30001.\u6709\u4efb\u52a1\u914d\u7f6e\u7684\u53d8\u66f4\uff0c\u4e00\u5b9a\u8003\u8651\u597d\u6240\u6709\u73af\u5883\u7684\u8fde\u52a8\u3002<\/strong>\u8fd9\u4e5f\u662f\u5f53\u524d\u914d\u7f6e\u65e0\u81ea\u52a8\u53d1\u73b0\u7684\u5f0a\u7aef\u3002<\/p>\n
\u3000\u30002.\u5c4f\u853d\u7ec6\u8282<\/strong>\uff0c\u5728Redis Cluster\u4e0a\u5c42\u505a Proxy \u7684\u91cd\u8981\u6027\u518d\u4e00\u6b21\u5f97\u5230\u9a8c\u8bc1\u3002<\/p>\n
\u3000\u30003.\u8fd0\u7ef4\u610f\u8bc6\u4e0d\u8db3\uff0c\u4e25\u91cd\u7684\u4eba\u4e3a\u6545\u969c\u3002<\/p>\n
\u3000\u3000\u95ee\u98984\uff1aBgsave\u4f20\u7edf\u7684\u5178\u578b\u95ee\u9898<\/strong><\/p>\n
\u3000\u3000\u95ee\u9898\u5f88\u5178\u578b\u4e86\uff0c\u975e\u5e38\u4e25\u91cd\u7684\u6545\u969c\u5bfc\u81f4Redis OOM(Out of Memory)\u3002<\/p>\n
\u3000\u3000\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n
\u3000\u3000\u5355\u53f0\u673a\u5668\u4e0d\u540c\u7aef\u53e3\u8f6e\u6d41 Bgsave\uff0c\u5185\u5b58\u4e0d\u8db3\u65f6\u5148\u91ca\u653e Cache\uff0c\u91ca\u653e\u5931\u8d25\u62d2\u7edd\u518d Bgsave \u5e76\u62a5\u8b66\u3002<\/p>\n
\u3000\u3000\u95ee\u98985\uff1a\u4e3b\u5e93\u91cd\u542f Flush \u6389\u4ece\u5e93<\/strong><\/p>\n
\u3000\u3000\u8003\u8651\u4e0d\u5468\uff0c\u5907\u4efd\u65f6\uff0c\u53ea\u5728 Slave \u4e0a Bgsave\u3002\u4e3b\u5e93\u7531\u4e8e\u67d0\u4e9b\u539f\u56e0\u91cd\u542f\uff0c\u7acb\u9a6c\u88ab systemd \u62c9\u8d77\uff0c\u65f6\u95f4\u8fdc\u77ed\u4e8e Cluster  \u9009\u4e3e\u65f6\u95f4\u3002<\/p>\n
\u3000\u3000\u540e\u9762\u5c31\u662f\u666e\u901a Redis Master\/Slave \u4e4b\u95f4\u7684\u6545\u4e8b\u4e86\uff0cMaster \u52a0\u8f7d\u7a7a dump.rdb\uff0creplicate \u5230 Slave\uff0c\u5237\u6389  Slave\u6570\u636e\u3002<\/p>\n
\u3000\u3000\u89e3\u51b3\u65b9\u6848:<\/strong><\/p>\n
\u3000\u30001.\u5907\u4efd\u7684\u540c\u65f6\uff0c\u5c06 dump.rdb rsync \u5230\u4e3b\u5e93 datadir \u76ee\u5f55\u4e0b\u9762\u4e00\u4efd\u3002<\/p>\n
\u3000\u30002.\u6839\u636e Redis \u7528\u9014\uff0c\u505a\u5b58\u50a8\u4f7f\u7528\u7684 Redis systemd \u53bb\u6389 Auto Restart \u914d\u7f6e\u3002<\/p>\n
\u3000\u3000\u5176\u5b83\u5178\u578b\u6545\u969c\/\u95ee\u9898<\/strong><\/p>\n
\u3000\u30001.\u5e94\u7528\u8bbe\u8ba1\u95ee\u9898\uff0c\u90e8\u5206 hset \u8fc7\u5927\uff0c\u4e00\u5ea6\u8d85\u8fc748W\u6761\u8bb0\u5f55\uff0cRedis\u9891\u7e41\u5361\u987f\u611f\u3002<\/p>\n
\u3000\u30002.\u4f7f\u7528 Redis \u505a\u8ba1\u6570\u5668\uff0c\u5360\u7528\u8fc7\u5927\u5185\u5b58\u7a7a\u95f4\u3002\u8fd9\u4e2a Redis \u5b98\u7f51\u6709\u89e3\u51b3\u65b9\u6848\uff0c\u5229\u7528 hash\/list \u7684\u7ebf\u6027\u5b58\u50a8\uff0c\u5f88\u6709\u6548\u3002\u4f46\u662f\u7531\u4e8e mget  \u65e0\u6cd5\u6539\u9020\uff0c\u6211\u4eec\u6ca1\u91c7\u7528\u3002<\/p>\n
\u3000\u30003.\u6df7\u5e03\uff0c\u5bfc\u81f4\u90e8\u4efd\u4ea7\u54c1\u7ebf\u6d88\u8017\u8d44\u6e90\u8fc7\u9ad8\uff0c\u5f71\u54cd\u5176\u5b83\u6240\u6709\u5b9e\u4f8b\u3002<\/p>\n
\u3000\u30004.\u673a\u623fIDC\u6545\u969c\uff0c\u5355\u4e2a\u673a\u67dc\u4e0d\u901a\uff0c\u91cc\u9762\u6240\u6709\u6df7\u5e03\u7684\u4ea7\u54c1\u7ebf\u65e0\u6cd5\u63d0\u4f9b\u8bf7\u6c42\uff0c\u6570\u636e\u8bf7\u6c42\u5931\u8d25\u3002<\/p>\n
\u3000\u30005.\u5e94\u7528\u7aef\u5206\u4e0d\u6e05 Cache\/Storage\uff0c\u7ecf\u5e38\u53ef\u4ee5\u505a\u6210 Cache \u7684 Key\uff0c\u4e0d\u52a0ttl\u5bfc\u81f4\u65e0\u6548\u5185\u5b58\u5360\u7528\u3002<\/p>\n
\u3000\u3000\u5199\u5728\u6700\u540e<\/strong><\/p>\n
\u3000\u3000\u867d\u7136\u5199\u5728\u6700\u540e\uff0c\u4f46\u8fdc\u6ca1\u6709\u7ed3\u675f\uff0c\u5f81\u7a0b\u624d\u521a\u521a\u5f00\u59cb\u3002<\/p>\n
\u3000\u3000\u6bcf\u6b21\u6545\u969c\u90fd\u662f\u4e00\u6b21\u53cd\u601d\uff0c\u4f46\u6211\u4eec\u62d2\u7edd\u6d3b\u5728\u8fc7\u53bb\uff0c\u751f\u6d3b\u8fd8\u8981\u7ee7\u7eed\u3002<\/p>\n
\u3000\u3000\u516c\u53f8\u91cd\u5ea6\u4f9d\u8d56Redis\uff0c\u9664\u4e86\u56fe\u7247\u5176\u5b83\u6240\u6709\u6570\u636e\u90fd\u5728Redis\u4e2d\u3002\u5728\u7a33\u5b9a\u4e3a\u4e3b\u7684\u524d\u63d0\u4e0b\uff0c\u8fd8\u5728\u5411Redis  Cluster\u8fc1\u79fb\uff0c\u5176\u4e2d\u6709\u51e0\u4e2a\u95ee\u9898\u8fd8\u5f85\u89e3\u51b3\uff1a<\/p>\n
\u3000\u30001.Redis \u5b9e\u4f8b\u7ea7\u522b\u9ad8\u53ef\u7528\uff0c\u673a\u67dc\u7ea7\u522b\u9ad8\u53ef\u7528\u3002<\/p>\n
\u3000\u30002.\u6df7\u5e03\u7684\u8d44\u6e90\u9694\u79bb\uff0c\u770b\u4e86 hunantv CMGS \u7684\u5206\u4eab\uff0cDocker\u662f\u4e00\u4e2a\u65b9\u6848\u3002<\/p>\n
\u3000\u30003.\u9694\u79bb\u4e0a\u5c42\u8bed\u8a00\u4e0e Redis\uff0c\u63d0\u4f9b\u7a33\u5b9a\u7684 Smart Proxy\u63a5\u53e3\u3002<\/p>\n
\u3000\u30004.Redis \u96c6\u7fa4 build \u548c\u4ea4\u4ed8\uff0c\u7f3a\u5c11\u914d\u7f6e\u96c6\u4e2d\u7ba1\u7406\u3002<\/p>\n
\u3000\u30005.\u5f88\u591a\u96c6\u7fa4 QPS \u5e76\u4e0d\u9ad8\uff0c\u5185\u5b58\u6d6a\u8d39\u4e25\u91cd\uff0c\u6025\u9700\u6301\u4e45\u5316 Redis \u534f\u8bae\u5b58\u50a8\uff0c\u57fa\u4e8e ardb\/ledisdb \u7684 sharding  \u662f\u4e2a\u65b9\u6848\uff0c\u81ea\u5df1\u5f00\u53d1\u9700\u8981\u540c\u4e8b\u7684\u4fe1\u4efb\uff0c\u8fd9\u70b9\u5f88\u91cd\u8981\u3002<\/p>\n
\u3000\u3000\u6700\u7ec8\u516c\u53f8\u7ebf\u4e0a\u5b58\u5728\u4e24\u4e2a\u7248\u672c\uff0cTwemproxy \u5f00\u542f auto_reject_host \u505a Cache \u96c6\u7fa4\uff0cRedis Cluster + Smart  Proxy\u505a\u5b58\u50a8\u3002<\/p>\n
\u5982\u4f55\u4e00\u8d77\u6109\u5feb\u5730\u53d1\u5c55<\/strong><\/p>\n
\u201c\u9ad8\u6548\u8fd0\u7ef4\u201d\u516c\u4f17\u53f7\uff08\u5982\u4e0b\u4e8c\u7ef4\u7801\uff09\u503c\u5f97\u60a8\u7684\u5173\u6ce8\uff0c\u4f5c\u4e3a\u9ad8\u6548\u8fd0\u7ef4\u7cfb\u5217\u5fae\u4fe1\u7fa4\u7684\u552f\u4e00\u5b98\u65b9\u516c\u4f17\u53f7\uff0c\u6bcf\u5468\u53d1\u8868\u591a\u7bc7\u5e72\u8d27\u6ee1\u6ee1\u7684\u539f\u521b\u597d\u6587\uff1a\u6765\u81ea\u4e8e\u7cfb\u5217\u7fa4\u7684\u8ba8\u8bba\u7cbe\u534e\u3001\u8fd0\u7ef4\u8bb2\u575b\u7ebf\u4e0a\u7cbe\u5f69\u5206\u4eab\u53ca\u7fa4\u53cb\u539f\u521b\u3002\u201c\u9ad8\u6548\u8fd0\u7ef4\u201d\u4e5f\u662f\u4e92\u8054\u7f51\u4e13\u680f\u300a\u9ad8\u6548\u8fd0\u7ef4\u6700\u4f73\u5b9e\u8df5\u300b\u53ca\u8fd0\u7ef42.0\u5b98\u65b9\u516c\u4f17\u53f7\u3002<\/p>\n<\/p>\n
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