{"id":201502,"date":"2025-05-10T09:29:18","date_gmt":"2025-05-10T01:29:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201502\/"},"modified":"2025-05-10T09:29:18","modified_gmt":"2025-05-10T01:29:18","slug":"%e5%88%86%e6%9e%90redis%e6%95%b0%e6%8d%ae%e6%8c%81%e4%b9%85%e5%8c%96%e3%80%81%e6%95%b0%e6%8d%ae%e5%a4%87%e4%bb%bd%e3%80%81%e6%95%b0%e6%8d%ae%e7%9a%84%e6%95%85%e9%9a%9c%e6%81%a2%e5%a4%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201502\/","title":{"rendered":"\u5206\u6790Redis\u6570\u636e\u6301\u4e45\u5316\u3001\u6570\u636e\u5907\u4efd\u3001\u6570\u636e\u7684\u6545\u969c\u6062\u590d"},"content":{"rendered":"

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

\u5206\u6790Redis\u6570\u636e\u6301\u4e45\u5316\u3001\u6570\u636e\u5907\u4efd\u3001\u6570\u636e\u7684\u6545\u969c\u6062\u590d<\/h1>\n

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

\u5c0f\u4f19\u4f34\u4eec\u6709\u6ca1\u6709\u89c9\u5f97\u5b66\u4e60\u6570\u636e\u5e93<\/span>\u5f88\u6709\u610f\u601d\uff1f\u6709\u610f\u601d\u5c31\u5bf9\u4e86\uff01\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5206\u6790Redis\u6570\u636e\u6301\u4e45\u5316\u3001\u6570\u636e\u5907\u4efd\u3001\u6570\u636e\u7684\u6545\u969c\u6062\u590d\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230Redis\u3001\u6570\u636e\u3001\u6545\u969c<\/span>\uff0c\u82e5\u662f\u5728\u5b66\u4e60\u4e2d\u5bf9\u5176\u4e2d\u90e8\u5206\u77e5\u8bc6\u70b9\u6709\u7591\u95ee\uff0c\u6216\u8bb8\u770b\u4e86\u672c\u6587\u5c31\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

 \u524d\u8a00<\/strong><\/p>\n

\u7f13\u5b58\u7531\u4e8e\u5176\u9ad8\u5e76\u53d1\u548c\u9ad8\u6027\u80fd\u7684\u7279\u6027\uff0c\u5df2\u7ecf\u5728\u9879\u76ee\u4e2d\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u5728\u8bfb\u53d6\u6301\u4e45\u5316\uff0c\u6570\u636e\u5907\u4efd\uff0c\u6570\u636e\u7684\u6545\u969c\u6062\u590d\u65b9\u9762\u4f60\u7a76\u7adf\u4e86\u89e3\u591a\u5c11\u5462?<\/p>\n

1.redis\u6301\u4e45\u5316\u7684\u610f\u4e49—-redis\u6545\u969c\u6062\u590d<\/strong><\/p>\n

\u5728\u5b9e\u9645\u7684\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u5f88\u53ef\u80fd\u4f1a\u9047\u5230redis\u7a81\u7136\u6302\u6389\u7684\u60c5\u51b5\uff0c\u6bd4\u5982redis\u7684\u8fdb\u7a0b\u6b7b\u6389\u4e86\u3001\u7535\u7f06\u88ab\u65bd\u5de5\u961f\u6316\u4e86(\u652f\u4ed8\u5b9d\u4f8b\u5b50)\u7b49\u7b49\uff0c\u603b\u4e4b\u4e00\u5b9a\u4f1a\u9047\u5230\u5404\u79cd\u5947\u8469\u7684\u73b0\u8c61\u5bfc\u81f4redis\u6b7b\u6389\uff0c\u8fd9\u65f6\u5019\u653e\u5728redis\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5c31\u4f1a\u5168\u90e8\u4e22\u5931\uff0c\u8fd9\u4e9b\u6570\u636e\u53ef\u80fd\u670d\u52a1\u5f88\u591a\u7684\u7cfb\u7edf\u6216\u8005\u670d\u52a1\uff0c\u5f53\u7136\uff0c\u6211\u4eec\u53ef\u4ee5\u91cd\u65b0\u542f\u52a8redis\uff0c\u91cd\u542f\u4e4b\u540e\uff0c\u5982\u679credis\u6ca1\u6709\u6301\u4e45\u5316\uff0credis\u4e2d\u7684\u6570\u636e\u5c31\u4f1a\u5168\u90e8\u4e22\u5931\u3002<\/p>\n<\/p>\n

\u5982\u679c\u901a\u8fc7\u6301\u4e45\u5316\u5c06\u6570\u636e\u641e\u4e00\u4efd\u5230\u78c1\u76d8\uff0c\u7136\u540e\u5b9a\u671f\u7684\u540c\u6b65\u548c\u5907\u4efd\u5230\u4e91\u5b58\u50a8\u670d\u52a1\u4e0a\u53bb\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u4fdd\u8bc1\u6570\u636e\u4e0d\u4f1a\u5168\u90e8\u4e22\u5931\uff0c\u8fd8\u662f\u53ef\u4ee5\u6062\u590d\u4e00\u90e8\u5206\u6570\u636e\u7684\u3002<\/p>\n

2.\u6301\u4e45\u5316\u7684\u4e24\u5927\u673a\u5236(RDB\u548cAOF)<\/strong><\/p>\n

RDB\uff1a\u5bf9redis\u6570\u636e\u6267\u884c\u5468\u671f\u6027\u7684\u6301\u4e45\u5316<\/p>\n

AOF:\u5c06\u6bcf\u6761\u547d\u4ee4\u5199\u5165\u65e5\u5fd7\uff0c\u4ee5append-only\u7684\u6a21\u5f0f\u5199\u5165\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u5728redis\u91cd\u542f\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u901a\u8fc7\u56de\u653eAOF\u7684\u5199\u5165\u6307\u4ee4\u6765\u91cd\u65b0\u6784\u5efa\u6574\u4e2a\u6570\u636e\u96c6<\/p>\n

\u662f\u5426\u5b9e\u7528\u6301\u4e45\u5316\u8981\u770b\u5177\u4f53\u7684\u4e1a\u52a1\u573a\u666f\uff1a<\/p>\n

\u5982\u679c\u53ea\u662f\u60f3\u8ba9redis\u4ec5\u4ec5\u4f5c\u4e3a\u7eaf\u5185\u5b58\u7684\u7f13\u5b58\uff0c\u90a3\u4e48\u53ef\u4ee5\u7981\u6b62RDB\u548cAOF\u3002<\/p>\n

\u6545\u969c\u6062\u590d\u5927\u81f4\u601d\u8def\uff1a<\/em><\/p>\n

\u901a\u8fc7RDB\u6216AOF\uff0c\u90fd\u53ef\u4ee5\u5c06redis\u5185\u5b58\u4e2d\u7684\u6570\u636e\u6301\u4e45\u5316\u5230\u78c1\u76d8\u4e0a\u6765\uff0c\u7136\u540e\u53ef\u4ee5\u5c06\u6570\u636e\u5907\u4efd\u5230\u963f\u91cc\u4e91\uff0c\u5982\u679credis\u6302\u4e86\uff0c\u670d\u52a1\u5668\u4e2d\u5185\u5b58\u548c\u78c1\u76d8\u7684\u6570\u636e\u5c31\u90fd\u4e22\u4e86\uff0c\u8fd9\u65f6\u5019\u53ef\u4ee5\u5c06\u963f\u91cc\u4e91\u4e2d\u7684\u5907\u4efd\u6587\u4ef6\u62f7\u8d1d\u81f3\u6307\u5b9a\u76ee\u5f55\u4e0b\uff0c\u7136\u540e\u91cd\u542fredis\uff0credis\u5c31\u4f1a\u81ea\u52a8\u6839\u636e\u6301\u4e45\u5316\u6570\u636e\u6587\u4ef6\u53bb\u6062\u590d\u5185\u5b58\u4e2d\u7684\u6570\u636e\uff0c\u7ee7\u7eed\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002\u5982\u679c\u540c\u65f6\u5ba4\u53cb\u4e86RDB\u548cAOF\u4e24\u79cd\u6301\u4e45\u5316\u673a\u5236\uff0c\u90a3\u4e48\u5728\u91cd\u542f\u7684\u65f6\u95f4\u5efa\u8bae\u4f7f\u7528AOF\u7684\u65b9\u5f0f\u91cd\u65b0\u6784\u5efa\u6570\u636e\uff0c\u56e0\u4e3aAOF\u4e2d\u7684\u6570\u636e\u66f4\u52a0\u5b8c\u6574\u3002<\/p>\n

3.\u5256\u6790RDB\u548cAOF<\/strong><\/p>\n

RDB\uff1a\u65e9\u4e0a7\u70b9\uff0c\u8fd9\u4e2a\u65f6\u5019redis  \u4e2d\u6709500\u6761\u6570\u636e\uff0c\u8fd9\u4e2a\u65f6\u5019redis\u4f1a\u5728\u4e00\u5b9a\u5468\u671f\u5185\u751f\u6210\u4e00\u4e2aRDB\u5feb\u7167\u6587\u4ef6\uff0c\u7b49\u5230\u4e869\u70b9\u7684\u65f6\u5019redis\u4e2d\u67098000\u6761\u6570\u636e\uff0c\u8fd9\u4e2a\u65f6\u5019\u53c8\u5728\u4e00\u5b9a\u7684\u5468\u671f\u5185\u751f\u6210\u4e86\u53e6\u4e00\u4e2aRDB\u5feb\u7167\u6587\u4ef6\uff0c\u8fd9\u5c31\u662fRDB\u6301\u4e45\u5316\u673a\u5236\u3002<\/p>\n

AOF\uff1aredis \u4e2d\u6bcf\u5199\u5165\u4e00\u6761\u6307\u4ee4\uff0c\u5c31\u4f1a\u628a\u8fd9\u6761\u6307\u4ee4\u66f4\u65b0\u5230\u78c1\u76d8\u4e2d\u7684\u6587\u4ef6\u4e2d\u3002\u7136\u800c\u5728\u73b0\u4ee3\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u5199\u6587\u4ef6\u4e0d\u662f\u76f4\u63a5\u5199\u78c1\u76d8\uff0c\u4f1a\u5148\u5199\u8fdbos  cache\uff0c\u7136\u540e\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u518d\u4eceos cache\u5237\u5165disk file\uff0c\u5bf9\u4e8eAOF\u6765\u8bf4\u6bcf\u9694\u4e00\u79d2(\u53ef\u914d\u7f6e)\u8c03\u7528\u4e00\u6b21\u64cd\u4f5c\u7cfb\u7edf\u997ffsync\u64cd\u4f5c\u5f3a\u5236\u5c06os  cache\u4e2d\u7684\u6570\u636e\u5237\u5165\u78c1\u76d8\u6587\u4ef6\u4e2d\u3002\u4f46\u662fredis\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4e5f\u4e0d\u662f***\u589e\u957f\u7684\uff0c\u5b83\u662f\u5b9a\u671f\u7684\u6839\u636eLRU\u7b97\u6cd5\u6e05\u7406\u4e00\u4e9b\u4e0d\u5e38\u7528\u7684\u6570\u636e\uff0c\u8fd9\u6837\u624d\u80fd\u4fdd\u8bc1AOF\u4e0d\u4f1a***\u589e\u957f\uff0c\u4f46\u662f\u5982\u679cLRU\u7684\u6e05\u7406\u901f\u5ea6\u6bd4\u4e0d\u4e0aAOF\u7684\u81a8\u80c0\u901f\u5ea6\u7684\u65f6\u5019\uff0c\u8fd9\u65f6\u5019\u5f53AOF\u5927\u5230\u4e00\u5b9a\u7a0b\u5ea6\u5c31\u4f1a\u8fdb\u884cAOF  rewrite\u64cd\u4f5c\u3002AOF rewrite\u64cd\u4f5c\u5c31\u4f1a\u57fa\u4e8e\u5f53\u65f6redis\u5185\u5b58\u4e2d\u7684\u6570\u636e\u6765\u91cd\u65b0\u6784\u9020\u4e00\u4e2a\u66f4\u5c0f\u7684AOF\u6587\u4ef6\uff0c\u7136\u540e\u5c06\u65e7\u7684AOF\u6587\u4ef6\u5220\u9664\u3002<\/p>\n

\u7b80\u5355\u7684\u8bf4\uff0c\u5047\u8bberedis\u9650\u5b9a\u4e86\u53ea\u80fd\u5b58\u653e10G\u6570\u636e\uff0c\u8fd9\u65f6\u5019\u4e0d\u65ad\u7684\u5728redis\u4e2d\u5199\u5165\u6570\u636e\uff0c\u5f53\u8fbe\u5230\u4e8610G\u7684\u6570\u636e\u91cf\u7684\u65f6\u5019\uff0c\u8fd9\u65f6\u5019\u6839\u636eLRU\u6e05\u7406\u4e86\u4e00\u4e9b\u4e0d\u5e38\u7528\u7684\u6570\u636e\uff0c\u6e05\u7406\u4e865G\uff0c\u8fd9\u65f6\u5019\u53c8\u5199\u4e865G\uff0c\u8fd9\u65f6\u5019AOF\u6587\u4ef6\u8bb0\u5f55\u4e8615G\u7684\u6570\u636e\u76f8\u5173\u7684\u5199\u5165\u6307\u4ee4\uff0c\u5047\u5982\u8fd9\u4e2a\u65f6\u5019AOF\u5df2\u7ecf\u81a8\u80c0\u4e86\uff0c\u8fd9\u4e2a\u65f6\u5019redis\u8fdb\u884cAOF  rewrite\u64cd\u4f5c\uff0c\u91cd\u65b0\u751f\u6210\u4e86\u4e00\u4e2a\u65b0\u768410G\u7684\u6570\u636e\u6307\u4ee4\u7684AOF\u6587\u4ef6\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c06\u7ee7\u7eed\u5199\u5165\u65b0\u7684AOF\u6587\u4ef6\uff0c\u5c06\u8001\u7684AOF\u6587\u4ef6\u5220\u9664\u3002<\/p>\n

4.RDB\u548cAOF\u4f18\u7f3a\u70b9<\/strong><\/p>\n

RDB\u4f18\u70b9<\/strong><\/p>\n

(1).RDB\u4f1a\u751f\u6210\u591a\u4e2a\u6570\u636e\u6587\u4ef6\uff0c\u6bcf\u4e2a\u6570\u636e\u6587\u4ef6\u90fd\u4ee3\u8868\u4e86\u67d0\u4e00\u4e2a\u65f6\u523b\u4e2dredis\u7684\u6570\u636e\uff0c\u8fd9\u79cd\u591a\u4e2a\u6570\u636e\u6587\u4ef6\u7684\u65b9\u5f0f\uff0c\u975e\u5e38\u9002\u5408\u505a\u51b7\u5907\uff0c\u53ef\u4ee5\u5c06\u8fd9\u79cd\u5b8c\u6574\u7684\u6570\u636e\u6587\u4ef6\u53d1\u9001\u5230\u4e00\u4e9b\u8fdc\u7a0b\u7684\u5b89\u5168\u5b58\u50a8\u4e0a\u53bb\uff0c\u6bd4\u5982\u963f\u91cc\u4e91\u7684ODPS\u5206\u5e03\u5f0f\u5b58\u50a8\u4e0a\uff0c\u4ee5\u9884\u5b9a\u597d\u7684\u5907\u4efd\u7b56\u7565\u6765\u5b9a\u671f\u5907\u4efdredis\u4e2d\u7684\u6570\u636e\u3002<\/p>\n

RDB\u505a\u51b7\u5907\uff0c\u751f\u6210\u591a\u4e2a\u6587\u4ef6\uff0c\u6bcf\u4e2a\u6587\u4ef6\u90fd\u4ee3\u8868\u4e86\u67d0\u4e00\u4e2a\u65f6\u523b\u7684\u5b8c\u6574\u7684\u6570\u636e\u5feb\u7167<\/p>\n

AOF\u4e5f\u53ef\u4ee5\u505a\u51b7\u5907\uff0c\u53ea\u6709\u4e00\u4e2a\u6587\u4ef6\uff0c\u4f46\u662f\u4f60\u53ef\u4ee5\uff0c\u6bcf\u9694\u4e00\u5b9a\u65f6\u95f4\uff0c\u53bbcopy\u4e00\u4efd\u8fd9\u4e2a\u6587\u4ef6\u51fa\u6765<\/p>\n

\u4f46\u662fRDB\u66f4\u9002\u5408\u505a\u51b7\u5907\uff0c\u5b83\u7684\u4f18\u52bf\u662f\u7531redis\u53bb\u63a7\u5236\u56fa\u5b9a\u65f6\u957f\u751f\u6210\u5feb\u7167\u6587\u4ef6\u7684\u4e8b\u60c5\uff0c\u6bd4\u8f83\u65b9\u4fbf;  AOF\uff0c\u8fd8\u9700\u8981\u81ea\u5df1\u5199\u4e00\u4e9b\u811a\u672c\u53bb\u505a\u8fd9\u4e2a\u4e8b\u60c5\uff0c\u9700\u8981\u81ea\u5df1\u5199\u5b9a\u65f6\u811a\u672c\uff0c\u800c\u4e14RDB\u6570\u636e\u505a\u51b7\u5907\uff0c\u5728\u6700\u574f\u7684\u60c5\u51b5\u4e0b\uff0c\u63d0\u4f9b\u6570\u636e\u6062\u590d\u7684\u65f6\u5019\uff0c\u901f\u5ea6\u6bd4AOF\u5feb<\/p>\n

(2).RDB\u5bf9redis\u5bf9\u5916\u63d0\u4f9b\u7684\u8bfb\u5199\u670d\u52a1\uff0c\u5f71\u54cd\u975e\u5e38\u5c0f\uff0c\u53ef\u4ee5\u8ba9redis\u4fdd\u6301\u9ad8\u6027\u80fd\uff0c\u56e0\u4e3aredis\u4e3b\u8fdb\u7a0b\u53ea\u9700\u8981fork\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u8ba9\u5b50\u8fdb\u7a0b\u6267\u884c\u78c1\u76d8IO\u64cd\u4f5c\u6765\u8fdb\u884cRDB\u6301\u4e45\u5316\u5373\u53ef<\/p>\n

RDB\uff0c\u6bcf\u6b21\u5199\uff0c\u90fd\u662f\u76f4\u63a5\u5199redis\u5185\u5b58\uff0c\u53ea\u662f\u5728\u4e00\u5b9a\u7684\u65f6\u5019\uff0c\u624d\u4f1a\u5c06\u6570\u636e\u5199\u5165\u78c1\u76d8\u4e2d<\/p>\n

AOF\uff0c\u6bcf\u6b21\u90fd\u662f\u8981\u5199\u6587\u4ef6\u7684\uff0c\u867d\u7136\u53ef\u4ee5\u5feb\u901f\u5199\u5165os cache\u4e2d\uff0c\u4f46\u662f\u8fd8\u662f\u6709\u4e00\u5b9a\u7684\u65f6\u95f4\u5f00\u9500\u7684,\u901f\u5ea6\u80af\u5b9a\u6bd4RDB\u7565\u6162\u4e00\u4e9b<\/p>\n

(3).\u76f8\u5bf9\u4e8eAOF\u6301\u4e45\u5316\u673a\u5236\u6765\u8bf4\uff0c\u76f4\u63a5\u57fa\u4e8eRDB\u6570\u636e\u6587\u4ef6\u6765\u91cd\u542f\u548c\u6062\u590dredis\u8fdb\u7a0b\uff0c\u66f4\u52a0\u5feb\u901f<\/p>\n

RDB\u7f3a\u70b9<\/strong><\/p>\n

(1).\u5982\u679c\u60f3\u8981\u5728redis\u6545\u969c\u65f6\uff0c\u5c3d\u53ef\u80fd\u5c11\u7684\u4e22\u5931\u6570\u636e\uff0c\u90a3\u4e48RDB\u6ca1\u6709AOF\u597d\u3002\u4e00\u822c\u6765\u8bf4\uff0cRDB\u6570\u636e\u5feb\u7167\u6587\u4ef6\uff0c\u90fd\u662f\u6bcf\u96945\u5206\u949f\uff0c\u6216\u8005\u66f4\u957f\u65f6\u95f4\u751f\u6210\u4e00\u6b21\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c31\u5f97\u63a5\u53d7\u4e00\u65e6redis\u8fdb\u7a0b\u5b95\u673a\uff0c\u90a3\u4e48\u4f1a\u4e22\u5931\u6700\u8fd15\u5206\u949f\u7684\u6570\u636e\uff0c\u8fd9\u4e5f\u662frdb***\u7684\u7f3a\u70b9\uff0c\u5c31\u662f\u4e0d\u9002\u5408\u505a***\u4f18\u5148\u7684\u6062\u590d\u65b9\u6848\uff0c\u5982\u679c\u4f60\u4f9d\u8d56RDB\u505a***\u4f18\u5148\u6062\u590d\u65b9\u6848\uff0c\u4f1a\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u7684\u6bd4\u8f83\u591a\u3002<\/p>\n

(2).RDB\u6bcf\u6b21\u5728fork\u5b50\u8fdb\u7a0b\u6765\u6267\u884cRDB\u5feb\u7167\u6570\u636e\u6587\u4ef6\u751f\u6210\u7684\u65f6\u5019\uff0c\u5982\u679c\u6570\u636e\u6587\u4ef6\u7279\u522b\u5927\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5bf9\u5ba2\u6237\u7aef\u63d0\u4f9b\u7684\u670d\u52a1\u6682\u505c\u6570\u6beb\u79d2\uff0c\u6216\u8005\u751a\u81f3\u6570\u79d2\uff0c\u6240\u4ee5\u4e00\u822c\u4e0d\u8981\u8ba9RDB\u7684\u95f4\u9694\u592a\u957f\uff0c\u5426\u5219\u6bcf\u6b21\u751f\u6210\u7684RDB\u6587\u4ef6\u592a\u5927\u4e86\uff0c\u5bf9redis\u672c\u8eab\u7684\u6027\u80fd\u53ef\u80fd\u4f1a\u6709\u5f71\u54cd\u7684<\/p>\n

AOF\u4f18\u70b9<\/strong><\/p>\n

(1).AOF\u53ef\u4ee5\u66f4\u597d\u7684\u4fdd\u62a4\u6570\u636e\u4e0d\u4e22\u5931\uff0c\u4e00\u822cAOF\u4f1a\u6bcf\u96941\u79d2\uff0c\u901a\u8fc7\u4e00\u4e2a\u540e\u53f0\u7ebf\u7a0b\u6267\u884c\u4e00\u6b21fsync\u64cd\u4f5c\uff0c\u6700\u591a\u4e22\u59311\u79d2\u949f\u7684\u6570\u636e,\u6bcf\u96941\u79d2\uff0c\u5c31\u6267\u884c\u4e00\u6b21fsync\u64cd\u4f5c\uff0c\u4fdd\u8bc1os  cache\u4e2d\u7684\u6570\u636e\u5199\u5165\u78c1\u76d8\u4e2d\uff0credis\u8fdb\u7a0b\u6302\u4e86\uff0c\u6700\u591a\u4e22\u63891\u79d2\u949f\u7684\u6570\u636e\u3002<\/p>\n

(2).AOF\u65e5\u5fd7\u6587\u4ef6\u4ee5append-only\u6a21\u5f0f\u5199\u5165\uff0c\u6240\u4ee5\u6ca1\u6709\u4efb\u4f55\u78c1\u76d8\u5bfb\u5740\u7684\u5f00\u9500\uff0c\u5199\u5165\u6027\u80fd\u975e\u5e38\u9ad8\uff0c\u800c\u4e14\u6587\u4ef6\u4e0d\u5bb9\u6613\u7834\u635f\uff0c\u5373\u4f7f\u6587\u4ef6\u5c3e\u90e8\u7834\u635f\uff0c\u4e5f\u5f88\u5bb9\u6613\u4fee\u590d\u3002<\/p>\n

(3).AOF\u65e5\u5fd7\u6587\u4ef6\u5373\u4f7f\u8fc7\u5927\u7684\u65f6\u5019\uff0c\u51fa\u73b0\u540e\u53f0\u91cd\u5199\u64cd\u4f5c\uff0c\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u5ba2\u6237\u7aef\u7684\u8bfb\u5199\u3002\u56e0\u4e3a\u5728rewrite  log\u7684\u65f6\u5019\uff0c\u4f1a\u5bf9\u5176\u4e2d\u7684\u5185\u5bb9\u8fdb\u884c\u538b\u7f29\uff0c\u521b\u5efa\u51fa\u4e00\u4efd\u9700\u8981\u6062\u590d\u6570\u636e\u7684\u6700\u5c0f\u65e5\u5fd7\u51fa\u6765\u3002\u518d\u521b\u5efa\u65b0\u65e5\u5fd7\u6587\u4ef6\u7684\u65f6\u5019\uff0c\u8001\u7684\u65e5\u5fd7\u6587\u4ef6\u8fd8\u662f\u7167\u5e38\u5199\u5165\u3002\u5f53\u65b0\u7684merge\u540e\u7684\u65e5\u5fd7\u6587\u4ef6ready\u7684\u65f6\u5019\uff0c\u518d\u4ea4\u6362\u65b0\u8001\u65e5\u5fd7\u6587\u4ef6\u5373\u53ef\u3002<\/p>\n

(4).AOF\u65e5\u5fd7\u6587\u4ef6\u7684\u547d\u4ee4\u901a\u8fc7\u53ef\u8bfb\u7684\u65b9\u5f0f\u8fdb\u884c\u8bb0\u5f55\uff0c\u8fd9\u4e2a\u7279\u6027\u975e\u5e38\u9002\u5408\u505a\u707e\u96be\u6027\u7684\u8bef\u5220\u9664\u7684\u7d27\u6025\u6062\u590d\u3002\u6bd4\u5982\u67d0\u4eba\u4e0d\u5c0f\u5fc3\u7528flushall\u547d\u4ee4\u6e05\u7a7a\u4e86\u6240\u6709\u6570\u636e\uff0c\u53ea\u8981\u8fd9\u4e2a\u65f6\u5019\u540e\u53f0rewrite\u8fd8\u6ca1\u6709\u53d1\u751f\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u7acb\u5373\u62f7\u8d1dAOF\u6587\u4ef6\uff0c\u5c06***\u4e00\u6761flushall\u547d\u4ee4\u7ed9\u5220\u4e86\uff0c\u7136\u540e\u518d\u5c06\u8be5AOF\u6587\u4ef6\u653e\u56de\u53bb\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7\u6062\u590d\u673a\u5236\uff0c\u81ea\u52a8\u6062\u590d\u6240\u6709\u6570\u636e<\/p>\n

AOF\u7f3a\u70b9<\/strong><\/p>\n

(1).\u5bf9\u4e8e\u540c\u4e00\u4efd\u6570\u636e\u6765\u8bf4\uff0cAOF\u65e5\u5fd7\u6587\u4ef6\u901a\u5e38\u6bd4RDB\u6570\u636e\u5feb\u7167\u6587\u4ef6\u66f4\u5927<\/p>\n

(2).AOF\u5f00\u542f\u540e\uff0c\u652f\u6301\u7684\u5199QPS\u4f1a\u6bd4RDB\u652f\u6301\u7684\u5199QPS\u4f4e\uff0c\u56e0\u4e3aAOF\u4e00\u822c\u4f1a\u914d\u7f6e\u6210\u6bcf\u79d2fsync\u4e00\u6b21\u65e5\u5fd7\u6587\u4ef6\uff0c\u5f53\u7136\uff0c\u6bcf\u79d2\u4e00\u6b21fsync\uff0c\u6027\u80fd\u4e5f\u8fd8\u662f\u5f88\u9ad8\u7684\uff0c\u5982\u679c\u4f60\u8981\u4fdd\u8bc1\u4e00\u6761\u6570\u636e\u90fd\u4e0d\u4e22\uff0c\u4e5f\u662f\u53ef\u4ee5\u7684\uff0cAOF\u7684fsync\u8bbe\u7f6e\u6210\u6ca1\u5199\u5165\u4e00\u6761\u6570\u636e\uff0cfsync\u4e00\u6b21\uff0c\u90a3\u5c31\u5b8c\u86cb\u4e86\uff0credis\u7684QPS\u5927\u964d\u3002<\/p>\n

(3).\u4ee5\u524dAOF\u53d1\u751f\u8fc7bug\uff0c\u5c31\u662f\u901a\u8fc7AOF\u8bb0\u5f55\u7684\u65e5\u5fd7\uff0c\u8fdb\u884c\u6570\u636e\u6062\u590d\u7684\u65f6\u5019\uff0c\u6ca1\u6709\u6062\u590d\u4e00\u6a21\u4e00\u6837\u7684\u6570\u636e\u51fa\u6765\u3002\u6240\u4ee5\u8bf4\uff0c\u7c7b\u4f3cAOF\u8fd9\u79cd\u8f83\u4e3a\u590d\u6742\u7684\u57fa\u4e8e\u547d\u4ee4\u65e5\u5fd7\/merge\/\u56de\u653e\u7684\u65b9\u5f0f\uff0c\u6bd4\u57fa\u4e8eRDB\u6bcf\u6b21\u6301\u4e45\u5316\u4e00\u4efd\u5b8c\u6574\u7684\u6570\u636e\u5feb\u7167\u6587\u4ef6\u7684\u65b9\u5f0f\uff0c\u66f4\u52a0\u8106\u5f31\u4e00\u4e9b\uff0c\u5bb9\u6613\u6709bug\u3002\u4e0d\u8fc7AOF\u5c31\u662f\u4e3a\u4e86\u907f\u514drewrite\u8fc7\u7a0b\u5bfc\u81f4\u7684bug\uff0c\u56e0\u6b64\u6bcf\u6b21rewrite\u5e76\u4e0d\u662f\u57fa\u4e8e\u65e7\u7684\u6307\u4ee4\u65e5\u5fd7\u8fdb\u884cmerge\u7684\uff0c\u800c\u662f\u57fa\u4e8e\u5f53\u65f6\u5185\u5b58\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u6307\u4ee4\u7684\u91cd\u65b0\u6784\u5efa\uff0c\u8fd9\u6837\u5065\u58ee\u6027\u4f1a\u597d\u5f88\u591a\u3002<\/p>\n

(4).\u552f\u4e00\u7684\u6bd4\u8f83\u5927\u7684\u7f3a\u70b9\uff0c\u5176\u5b9e\u5c31\u662f\u505a\u6570\u636e\u6062\u590d\u7684\u65f6\u5019\uff0c\u4f1a\u6bd4\u8f83\u6162\uff0c\u8fd8\u6709\u505a\u51b7\u5907\uff0c\u5b9a\u671f\u7684\u5907\u4efd\uff0c\u4e0d\u592a\u65b9\u4fbf\uff0c\u53ef\u80fd\u8981\u81ea\u5df1\u624b\u5199\u590d\u6742\u7684\u811a\u672c\u53bb\u505a\uff0c\u505a\u51b7\u5907\u4e0d\u592a\u5408\u9002<\/p>\n

AOF\u548cRDB\u6570\u636e\u6062\u590d\u673a\u5236<\/strong><\/p>\n

AOF\uff0c\u5b58\u653e\u7684\u6307\u4ee4\u65e5\u5fd7\uff0c\u505a\u6570\u636e\u6062\u590d\u7684\u65f6\u5019\uff0c\u5176\u5b9e\u662f\u8981\u56de\u653e\u548c\u6267\u884c\u6240\u6709\u7684\u6307\u4ee4\u65e5\u5fd7\uff0c\u6765\u6062\u590d\u51fa\u6765\u5185\u5b58\u4e2d\u7684\u6240\u6709\u6570\u636e\u7684<\/p>\n

RDB\uff0c\u5c31\u662f\u4e00\u4efd\u6570\u636e\u6587\u4ef6\uff0c\u6062\u590d\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\u5373\u53ef<\/p>\n

\u65e0\u8bba\u662fAOF\u548cRDB\uff0c\u5728redis\u4e2d\u90fd\u4ee5\u4e00\u4e2a\u6587\u4ef6\u7684\u5f62\u5f0f\u5b58\u5728!!!<\/p>\n

5.RDB\u548cAOF\u5982\u4f55\u9009\u62e9<\/strong><\/p>\n

(1).\u4e0d\u8981\u4ec5\u4ec5\u4f7f\u7528RDB\uff0c\u56e0\u4e3a\u90a3\u6837\u4f1a\u5bfc\u81f4\u4f60\u4e22\u5931\u5f88\u591a\u6570\u636e<\/p>\n

(2).\u4e5f\u4e0d\u8981\u4ec5\u4ec5\u4f7f\u7528AOF\uff0c\u56e0\u4e3a\u90a3\u6837\u6709\u4e24\u4e2a\u95ee\u9898\uff0c***\uff0c\u4f60\u901a\u8fc7AOF\u505a\u51b7\u5907\uff0c\u6ca1\u6709RDB\u505a\u51b7\u5907\uff0c\u6765\u7684\u6062\u590d\u901f\u5ea6\u66f4\u5feb;  \u7b2c\u4e8c\uff0cRDB\u6bcf\u6b21\u7b80\u5355\u7c97\u66b4\u751f\u6210\u6570\u636e\u5feb\u7167\uff0c\u66f4\u52a0\u5065\u58ee\uff0c\u53ef\u4ee5\u907f\u514dAOF\u8fd9\u79cd\u590d\u6742\u7684\u5907\u4efd\u548c\u6062\u590d\u673a\u5236\u7684bug<\/p>\n

(3).\u7efc\u5408\u4f7f\u7528AOF\u548cRDB\u4e24\u79cd\u6301\u4e45\u5316\u673a\u5236\uff0c\u7528AOF\u6765\u4fdd\u8bc1\u6570\u636e\u4e0d\u4e22\u5931\uff0c\u4f5c\u4e3a\u6570\u636e\u6062\u590d\u7684***\u9009\u62e9;  \u7528RDB\u6765\u505a\u4e0d\u540c\u7a0b\u5ea6\u7684\u51b7\u5907\uff0c\u5728AOF\u6587\u4ef6\u90fd\u4e22\u5931\u6216\u635f\u574f\u4e0d\u53ef\u7528\u7684\u65f6\u5019\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528RDB\u6765\u8fdb\u884c\u5feb\u901f\u7684\u6570\u636e\u6062\u590d<\/p>\n

6.\u5982\u4f55\u914d\u7f6eRDB\u6301\u4e45\u5316<\/strong><\/p>\n

(1).redis.conf\u6587\u4ef6\uff0c\u4e5f\u5c31\u662f\/etc\/redis\/6379.conf\uff0c\u53bb\u914d\u7f6e\u6301\u4e45\u5316<\/p>\n

\u4f8b\u5982\uff1asave 60 1000<\/p>\n

(\u6bcf\u969460s\uff0c\u5982\u679c\u6709\u8d85\u8fc71000\u4e2akey\u53d1\u751f\u4e86\u53d8\u66f4\uff0c\u90a3\u4e48\u5c31\u751f\u6210\u4e00\u4e2a\u65b0\u7684dump.rdb\u6587\u4ef6\uff0c\u5c31\u662f\u5f53\u524dredis\u5185\u5b58\u4e2d\u5b8c\u6574\u7684\u6570\u636e\u5feb\u7167\uff0c\u8fd9\u4e2a\u64cd\u4f5c\u4e5f\u88ab\u79f0\u4e4b\u4e3asnapshotting\uff0c\u5feb\u7167<\/p>\n

\u4e5f\u53ef\u4ee5\u624b\u52a8\u8c03\u7528save\u6216\u8005bgsave\u547d\u4ee4\uff0c\u540c\u6b65\u6216\u5f02\u6b65\u6267\u884crdb\u5feb\u7167\u751f\u6210)<\/p>\n

(2).save\u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\uff0c\u5c31\u662f\u591a\u4e2asnapshotting\u68c0\u67e5\u70b9\uff0c\u6bcf\u5230\u4e00\u4e2a\u68c0\u67e5\u70b9\uff0c\u5c31\u4f1a\u53bbcheck\u4e00\u4e0b\uff0c\u662f\u5426\u6709\u6307\u5b9a\u7684key\u6570\u91cf\u53d1\u751f\u4e86\u53d8\u66f4\uff0c\u5982\u679c\u6709\uff0c\u5c31\u751f\u6210\u4e00\u4e2a\u65b0\u7684dump.rdb\u6587\u4ef6<\/p>\n

7.RDB\u6301\u4e45\u5316\u673a\u5236\u7684\u5de5\u4f5c\u6d41\u7a0b<\/strong><\/p>\n

(1).redis\u6839\u636e\u914d\u7f6e\u81ea\u5df1\u5c1d\u8bd5\u53bb\u751f\u6210rdb\u5feb\u7167\u6587\u4ef6\uff0cfork\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u51fa\u6765\uff0c\u5b50\u8fdb\u7a0b\u5c1d\u8bd5\u5c06\u6570\u636edump\u5230\u4e34\u65f6\u7684rdb\u5feb\u7167\u6587\u4ef6\u4e2d\uff0c\u5b8c\u6210rdb\u5feb\u7167\u6587\u4ef6\u7684\u751f\u6210\u4e4b\u540e\uff0c\u5c31\u66ff\u6362\u4e4b\u524d\u7684\u65e7\u7684\u5feb\u7167\u6587\u4ef6\uff0cdump.rdb\uff0c\u6bcf\u6b21\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u5feb\u7167\uff0c\u90fd\u4f1a\u8986\u76d6\u4e4b\u524d\u7684\u8001\u5feb\u7167\u3002<\/p>\n

8.\u57fa\u4e8eRDB\u6301\u4e45\u5316\u673a\u5236\u7684\u6570\u636e\u6062\u590d\u5b9e\u9a8c<\/strong><\/p>\n

(1).\u5728redis\u4e2d\u4fdd\u5b58\u51e0\u6761\u6570\u636e\uff0c\u7acb\u5373\u505c\u6389redis\u8fdb\u7a0b\uff0c\u7136\u540e\u91cd\u542fredis\uff0c\u770b\u770b\u521a\u624d\u63d2\u5165\u7684\u6570\u636e\u8fd8\u5728\u4e0d\u5728<\/p>\n

(2).\u5728redis\u4e2d\u518d\u4fdd\u5b58\u51e0\u6761\u65b0\u7684\u6570\u636e\uff0c\u7528kill -9\u7c97\u66b4\u6740\u6b7bredis\u8fdb\u7a0b\uff0c\u6a21\u62dfredis\u6545\u969c\u5f02\u5e38\u9000\u51fa\uff0c\u5bfc\u81f4\u5185\u5b58\u6570\u636e\u4e22\u5931\u7684\u573a\u666f<\/p>\n

\u6ce8\u610f\uff1a\u901a\u8fc7redis-cli  SHUTDOWN\u8fd9\u79cd\u65b9\u5f0f\u53bb\u505c\u6389redis\uff0c\u5176\u5b9e\u662f\u4e00\u79cd\u5b89\u5168\u9000\u51fa\u7684\u6a21\u5f0f\uff0credis\u5728\u9000\u51fa\u7684\u65f6\u5019\u4f1a\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u7acb\u5373\u751f\u6210\u4e00\u4efd\u5b8c\u6574\u7684rdb\u5feb\u7167<\/p>\n

9.\u5982\u4f55\u914d\u7f6eAOF\u6301\u4e45\u5316<\/strong><\/p>\n

(1).AOF\u6301\u4e45\u5316\uff0c\u9ed8\u8ba4\u662f\u5173\u95ed\u7684\uff0c\u9ed8\u8ba4\u662f\u6253\u5f00RDB\u6301\u4e45\u5316<\/p>\n

(2).appendonly  yes\uff0c\u53ef\u4ee5\u6253\u5f00AOF\u6301\u4e45\u5316\u673a\u5236\uff0c\u5728\u751f\u4ea7\u73af\u5883\u91cc\u9762\uff0c\u4e00\u822c\u6765\u8bf4AOF\u90fd\u662f\u8981\u6253\u5f00\u7684\uff0c\u9664\u975e\u4f60\u8bf4\u968f\u4fbf\u4e22\u4e2a\u51e0\u5206\u949f\u7684\u6570\u636e\u4e5f\u65e0\u6240\u8c13\uff0c\u6253\u5f00AOF\u6301\u4e45\u5316\u673a\u5236\u4e4b\u540e\uff0credis\u6bcf\u6b21\u63a5\u6536\u5230\u4e00\u6761\u5199\u547d\u4ee4\uff0c\u5c31\u4f1a\u5199\u5165\u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u5f53\u7136\u662f\u5148\u5199\u5165os  cache\u7684\uff0c\u7136\u540e\u6bcf\u9694\u4e00\u5b9a\u65f6\u95f4\u518dfsync\u4e00\u4e0b\uff0c\u800c\u4e14\u5373\u4f7fAOF\u548cRDB\u90fd\u5f00\u542f\u4e86\uff0credis\u91cd\u542f\u7684\u65f6\u5019\uff0c\u4e5f\u662f\u4f18\u5148\u901a\u8fc7AOF\u8fdb\u884c\u6570\u636e\u6062\u590d\u7684\uff0c\u56e0\u4e3aaof\u6570\u636e\u6bd4\u8f83\u5b8c\u6574<\/p>\n

(3).\u53ef\u4ee5\u914d\u7f6eAOF\u7684fsync\u7b56\u7565\uff0c\u6709\u4e09\u79cd\u7b56\u7565\u53ef\u4ee5\u9009\u62e9\uff0c\u4e00\u79cd\u662f\u6bcf\u6b21\u5199\u5165\u4e00\u6761\u6570\u636e\u5c31\u6267\u884c\u4e00\u6b21fsync; \u4e00\u79cd\u662f\u6bcf\u9694\u4e00\u79d2\u6267\u884c\u4e00\u6b21fsync;  \u4e00\u79cd\u662f\u4e0d\u4e3b\u52a8\u6267\u884cfsync<\/p>\n

always: \u6bcf\u6b21\u5199\u5165\u4e00\u6761\u6570\u636e\uff0c\u7acb\u5373\u5c06\u8fd9\u4e2a\u6570\u636e\u5bf9\u5e94\u7684\u5199\u65e5\u5fd7fsync\u5230\u78c1\u76d8\u4e0a\u53bb\uff0c\u6027\u80fd\u975e\u5e38\u975e\u5e38\u5dee\uff0c\u541e\u5410\u91cf\u5f88\u4f4e;  \u786e\u4fdd\u8bf4redis\u91cc\u7684\u6570\u636e\u4e00\u6761\u90fd\u4e0d\u4e22\uff0c\u90a3\u5c31\u53ea\u80fd\u8fd9\u6837\u4e86<\/p>\n

everysec: \u6bcf\u79d2\u5c06os cache\u4e2d\u7684\u6570\u636efsync\u5230\u78c1\u76d8\uff0c\u8fd9\u4e2a\u6700\u5e38\u7528\u7684\uff0c\u751f\u4ea7\u73af\u5883\u4e00\u822c\u90fd\u8fd9\u4e48\u914d\u7f6e\uff0c\u6027\u80fd\u5f88\u9ad8\uff0cQPS\u8fd8\u662f\u53ef\u4ee5\u4e0a\u4e07\u7684<\/p>\n

no: \u4ec5\u4ec5redis\u8d1f\u8d23\u5c06\u6570\u636e\u5199\u5165os cache\u5c31\u6492\u624b\u4e0d\u7ba1\u4e86\uff0c\u7136\u540e\u540e\u9762os\u81ea\u5df1\u4f1a\u65f6\u4e0d\u65f6\u6709\u81ea\u5df1\u7684\u7b56\u7565\u5c06\u6570\u636e\u5237\u5165\u78c1\u76d8\uff0c\u4e0d\u53ef\u63a7\u4e86<\/p>\n

10.AOF\u6301\u4e45\u5316\u7684\u6570\u636e\u6062\u590d\u5b9e\u9a8c<\/strong><\/p>\n

(1).\u5148\u4ec5\u4ec5\u6253\u5f00RDB\uff0c\u5199\u5165\u4e00\u4e9b\u6570\u636e\uff0c\u7136\u540ekill -9\u6740\u6389redis\u8fdb\u7a0b\uff0c\u63a5\u7740\u91cd\u542fredis\uff0c\u53d1\u73b0\u6570\u636e\u6ca1\u4e86\uff0c\u56e0\u4e3aRDB\u5feb\u7167\u8fd8\u6ca1\u751f\u6210<\/p>\n

(2).\u6253\u5f00AOF\u7684\u5f00\u5173\uff0c\u542f\u7528AOF\u6301\u4e45\u5316<\/p>\n

(3).\u5199\u5165\u4e00\u4e9b\u6570\u636e\uff0c\u89c2\u5bdfAOF\u6587\u4ef6\u4e2d\u7684\u65e5\u5fd7\u5185\u5bb9<\/p>\n

(4).kill  -9\u6740\u6389redis\u8fdb\u7a0b\uff0c\u91cd\u65b0\u542f\u52a8redis\u8fdb\u7a0b\uff0c\u53d1\u73b0\u6570\u636e\u88ab\u6062\u590d\u56de\u6765\u4e86\uff0c\u5c31\u662f\u4eceAOF\u6587\u4ef6\u4e2d\u6062\u590d\u56de\u6765\u7684(redis\u8fdb\u7a0b\u542f\u52a8\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u5c31\u4f1a\u4eceappendonly.aof\u4e2d\u52a0\u8f7d\u6240\u6709\u7684\u65e5\u5fd7\uff0c\u628a\u5185\u5b58\u4e2d\u7684\u6570\u636e\u6062\u590d\u56de\u6765)<\/p>\n

\u6ce8\u610f\uff1a\u5728appendonly.aof\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u770b\u5230\u521a\u5199\u7684\u65e5\u5fd7\uff0c\u5b83\u4eec\u5176\u5b9e\u5c31\u662f\u5148\u5199\u5165os  cache\u7684\uff0c\u7136\u540e1\u79d2\u540e\u624dfsync\u5230\u78c1\u76d8\u4e2d\uff0c\u53ea\u6709fsync\u5230\u78c1\u76d8\u4e2d\u4e86\uff0c\u624d\u662f\u5b89\u5168\u7684\uff0c\u8981\u4e0d\u7136\u5149\u662f\u5728os cache\u4e2d\uff0c\u673a\u5668\u53ea\u8981\u91cd\u542f\uff0c\u5c31\u4ec0\u4e48\u90fd\u6ca1\u4e86<\/p>\n

11.AOF rewrite<\/strong><\/p>\n

AOF\u5de5\u4f5c\u539f\u7406<\/p>\n

(1).redis fork\u4e00\u4e2a\u5b50\u8fdb\u7a0b<\/p>\n

(2).\u5b50\u8fdb\u7a0b\u57fa\u4e8e\u5f53\u524d\u5185\u5b58\u4e2d\u7684\u6570\u636e\uff0c\u6784\u5efa\u65e5\u5fd7\uff0c\u5f00\u59cb\u5f80\u4e00\u4e2a\u65b0\u7684\u4e34\u65f6\u7684AOF\u6587\u4ef6\u4e2d\u5199\u5165\u65e5\u5fd7<\/p>\n

(3).redis\u4e3b\u8fdb\u7a0b\uff0c\u63a5\u6536\u5230client\u65b0\u7684\u5199\u64cd\u4f5c\u4e4b\u540e\uff0c\u5728\u5185\u5b58\u4e2d\u7684\u6570\u636e\u7ee7\u7eed\u5199\u5165\u65b0\u65e5\u5fd7\u5230AOF\u6587\u4ef6\u4e2d\uff0c\u540c\u65f6\u65b0\u7684\u6570\u636e\u4e5f\u7ee7\u7eed\u5199\u5165\u65e7\u7684AOF\u6587\u4ef6<\/p>\n

(4).redis\u4e3b\u8fdb\u7a0b\u5c06\u5185\u5b58\u4e2d\u7684\u65b0\u5199\u8fdb\u53bb\u7684\u65e5\u5fd7\u518d\u6b21\u8ffd\u52a0\u5230\u65b0\u7684AOF\u6587\u4ef6\u4e2d<\/p>\n

(5).\u7528\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\u66ff\u6362\u6389\u65e7\u7684\u65e5\u5fd7\u6587\u4ef6<\/p>\n

redis\u4e2d\u7684\u6570\u636e\u5176\u5b9e\u6709\u9650\u7684\uff0c\u5f88\u591a\u6570\u636e\u53ef\u80fd\u4f1a\u81ea\u52a8\u8fc7\u671f\uff0c\u53ef\u80fd\u4f1a\u88ab\u7528\u6237\u5220\u9664\uff0c\u53ef\u80fd\u4f1a\u88abredis\u7528\u7f13\u5b58\u6e05\u9664\u7684\u7b97\u6cd5\u6e05\u7406\u6389\uff0credis\u4e2d\u7684\u6570\u636e\u4f1a\u4e0d\u65ad\u6dd8\u6c70\u6389\u65e7\u7684\uff0c\u5c31\u4e00\u90e8\u5206\u5e38\u7528\u7684\u6570\u636e\u4f1a\u88ab\u81ea\u52a8\u4fdd\u7559\u5728redis\u5185\u5b58\u4e2d\uff0c\u6240\u4ee5\u53ef\u80fd\u5f88\u591a\u4e4b\u524d\u7684\u5df2\u7ecf\u88ab\u6e05\u7406\u6389\u7684\u6570\u636e\uff0c\u5bf9\u5e94\u7684\u5199\u65e5\u5fd7\u8fd8\u505c\u7559\u5728AOF\u4e2d\uff0cAOF\u65e5\u5fd7\u6587\u4ef6\u5c31\u4e00\u4e2a\uff0c\u4f1a\u4e0d\u65ad\u7684\u81a8\u80c0\uff0c\u5230\u5f88\u5927\u5f88\u5927\uff0c\u6240\u4ee5AOF\u4f1a\u81ea\u52a8\u5728\u540e\u53f0\u6bcf\u9694\u4e00\u5b9a\u65f6\u95f4\u505arewrite\u64cd\u4f5c\uff0c\u6bd4\u5982\u65e5\u5fd7\u91cc\u5df2\u7ecf\u5b58\u653e\u4e86\u9488\u5bf9100w\u6570\u636e\u7684\u5199\u65e5\u5fd7\u4e86;  redis\u5185\u5b58\u53ea\u5269\u4e0b10\u4e07; \u57fa\u4e8e\u5185\u5b58\u4e2d\u5f53\u524d\u768410\u4e07\u6570\u636e\u6784\u5efa\u4e00\u5957***\u7684\u65e5\u5fd7\uff0c\u5230AOF\u4e2d; \u8986\u76d6\u4e4b\u524d\u7684\u8001\u65e5\u5fd7;  \u786e\u4fddAOF\u65e5\u5fd7\u6587\u4ef6\u4e0d\u4f1a\u8fc7\u5927\uff0c\u4fdd\u6301\u8ddfredis\u5185\u5b58\u6570\u636e\u91cf\u4e00\u81f4<\/p>\n

redis 2.4\u4e4b\u524d\uff0c\u8fd8\u9700\u8981\u624b\u52a8\uff0c\u5f00\u53d1\u4e00\u4e9b\u811a\u672c\uff0ccrontab\uff0c\u901a\u8fc7BGREWRITEAOF\u547d\u4ee4\u53bb\u6267\u884cAOF rewrite\uff0c\u4f46\u662fredis  2.4\u4e4b\u540e\uff0c\u4f1a\u81ea\u52a8\u8fdb\u884crewrite\u64cd\u4f5c<\/p>\n

\u6ce8\u610f\uff1a<\/p>\n

\u5728redis.conf\u4e2d\uff0c\u53ef\u4ee5\u914d\u7f6erewrite\u7b56\u7565<\/p>\n

auto-aof-rewrite-percentage 100<\/p>\n

auto-aof-rewrite-min-size 64mb<\/p>\n

\u6bd4\u5982\u8bf4\u4e0a\u4e00\u6b21AOF  rewrite\u4e4b\u540e\uff0c\u662f128mb\uff0c\u7136\u540e\u5c31\u4f1a\u63a5\u7740128mb\u7ee7\u7eed\u5199AOF\u7684\u65e5\u5fd7\uff0c\u5982\u679c\u53d1\u73b0\u589e\u957f\u7684\u6bd4\u4f8b\uff0c\u8d85\u8fc7\u4e86\u4e4b\u524d\u7684100%\uff0c\u4e5f\u5c31\u662f256mb\uff0c\u5c31\u53ef\u80fd\u4f1a\u53bb\u89e6\u53d1\u4e00\u6b21rewrite\uff0c\u4f46\u662f\u6b64\u65f6\u8fd8\u8981\u53bb\u8ddfmin-size\uff0c64mb\u53bb\u6bd4\u8f83\uff0c256mb  > 64mb\uff0c\u624d\u4f1a\u53bb\u89e6\u53d1rewrite<\/p>\n

12.AOF\u7834\u635f\u6587\u4ef6\u7684\u4fee\u590d<\/strong><\/p>\n

\u5982\u679credis\u5728append\u6570\u636e\u5230AOF\u6587\u4ef6\u65f6\uff0c\u673a\u5668\u5b95\u673a\u4e86\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4AOF\u6587\u4ef6\u7834\u635f\uff0c\u7528redis-check-aof  –fix\u547d\u4ee4\u6765\u4fee\u590d\u7834\u635f\u7684AOF\u6587\u4ef6\u3002<\/p>\n

13.AOF\u548cRDB\u540c\u65f6\u5de5\u4f5c<\/strong><\/p>\n

(1).\u5982\u679cRDB\u5728\u6267\u884csnapshotting\u64cd\u4f5c\uff0c\u90a3\u4e48redis\u4e0d\u4f1a\u6267\u884cAOF rewrite; \u5982\u679credis\u518d\u6267\u884cAOF  rewrite\uff0c\u90a3\u4e48\u5c31\u4e0d\u4f1a\u6267\u884cRDB snapshotting<\/p>\n

(2).\u5982\u679cRDB\u5728\u6267\u884csnapshotting\uff0c\u6b64\u65f6\u7528\u6237\u6267\u884cBGREWRITEAOF\u547d\u4ee4\uff0c\u90a3\u4e48\u7b49RDB\u5feb\u7167\u751f\u6210\u4e4b\u540e\uff0c\u624d\u4f1a\u53bb\u6267\u884cAOF  rewrite<\/p>\n

(3).\u540c\u65f6\u6709RDB snapshot\u6587\u4ef6\u548cAOF\u65e5\u5fd7\u6587\u4ef6\uff0c\u90a3\u4e48redis\u91cd\u542f\u7684\u65f6\u5019\uff0c\u4f1a\u4f18\u5148\u4f7f\u7528AOF\u8fdb\u884c\u6570\u636e\u6062\u590d\uff0c\u56e0\u4e3a\u5176\u4e2d\u7684\u65e5\u5fd7\u66f4\u5b8c\u6574<\/p>\n

14.\u4f01\u4e1a\u7ea7\u7684\u6301\u4e45\u5316\u7684\u914d\u7f6e\u7b56\u7565<\/strong><\/p>\n

\u4f01\u4e1a\u4e2d\uff0cRDB\u7684\u751f\u6210\u7b56\u7565\uff0c\u7528\u9ed8\u8ba4\u7684\u4e5f\u5dee\u4e0d\u591a<\/p>\n

save 60 10000\uff1a\u5982\u679c\u4f60\u5e0c\u671b\u5c3d\u53ef\u80fd\u786e\u4fdd\u8bf4\uff0cRDB\u6700\u591a\u4e221\u5206\u949f\u7684\u6570\u636e\uff0c\u90a3\u4e48\u5c3d\u91cf\u5c31\u662f\u6bcf\u96941\u5206\u949f\u90fd\u751f\u6210\u4e00\u4e2a\u5feb\u7167\uff0c\u4f4e\u5cf0\u671f\uff0c\u6570\u636e\u91cf\u5f88\u5c11\uff0c\u4e5f\u6ca1\u5fc5\u8981<\/p>\n

AOF\u4e00\u5b9a\u8981\u6253\u5f00\uff0cfsync\uff0ceverysec<\/p>\n

auto-aof-rewrite-percentage 100: \u5c31\u662f\u5f53\u524dAOF\u5927\u5c0f\u81a8\u80c0\u5230\u8d85\u8fc7\u4e0a\u6b21100%\uff0c\u4e0a\u6b21\u7684\u4e24\u500d<\/p>\n

auto-aof-rewrite-min-size 64mb: \u6839\u636e\u4f60\u7684\u6570\u636e\u91cf\u6765\u5b9a\uff0c16mb\uff0c32mb<\/p>\n

15.\u4f01\u4e1a\u7ea7\u7684\u6570\u636e\u5907\u4efd\u65b9\u6848<\/strong><\/p>\n

(1).\u5199crontab\u5b9a\u65f6\u8c03\u5ea6\u811a\u672c\u53bb\u505a\u6570\u636e\u5907\u4efd<\/p>\n

(2).\u6bcf\u5c0f\u65f6\u90fdcopy\u4e00\u4efdrdb\u7684\u5907\u4efd\uff0c\u5230\u4e00\u4e2a\u76ee\u5f55\u4e2d\u53bb\uff0c\u4ec5\u4ec5\u4fdd\u7559\u6700\u8fd148\u5c0f\u65f6\u7684\u5907\u4efd<\/p>\n

(3).\u6bcf\u5929\u90fd\u4fdd\u7559\u4e00\u4efd\u5f53\u65e5\u7684rdb\u7684\u5907\u4efd\uff0c\u5230\u4e00\u4e2a\u76ee\u5f55\u4e2d\u53bb\uff0c\u4ec5\u4ec5\u4fdd\u7559\u6700\u8fd11\u4e2a\u6708\u7684\u5907\u4efd<\/p>\n

(4).\u6bcf\u6b21copy\u5907\u4efd\u7684\u65f6\u5019\uff0c\u90fd\u628a\u592a\u65e7\u7684\u5907\u4efd\u7ed9\u5220\u4e86<\/p>\n

(5).\u6bcf\u5929\u665a\u4e0a\u5c06\u5f53\u524d\u670d\u52a1\u5668\u4e0a\u6240\u6709\u7684\u6570\u636e\u5907\u4efd\uff0c\u53d1\u9001\u4e00\u4efd\u5230\u8fdc\u7a0b\u7684\u4e91\u670d\u52a1\u4e0a\u53bb<\/p>\n

\u6309\u5c0f\u65f6\u548c\u6309\u5929\u540c\u65f6\u5907\u4efd<\/p>\n

\u6bcf\u5c0f\u65f6copy\u4e00\u6b21\u5907\u4efd\uff0c\u5220\u966448\u5c0f\u65f6\u524d\u7684\u6570\u636e<\/p>\n<\/p>\n

crontab -e \r\n\u3000\u30000 * * * * sh \/usr\/local\/redis\/copy\/redis_rdb_copy_hourly.sh \r\n\u3000\u3000redis_rdb_copy_hourly.sh \r\n\u3000\u3000#!\/bin\/sh  \r\n\u3000\u3000cur_date=`date +%Y%m%d%k` \r\n\u3000\u3000rm -rf \/usr\/local\/redis\/snapshotting\/$cur_date \r\n\u3000\u3000mkdir \/usr\/local\/redis\/snapshotting\/$cur_date \r\n\u3000\u3000cp \/var\/redis\/6379\/dump.rdb \/usr\/local\/redis\/snapshotting\/$cur_date \r\n\u3000\u3000del_date=`date -d -48hour +%Y%m%d%k` \r\n\u3000\u3000rm -rf \/usr\/local\/redis\/snapshotting\/$del_date \r\n\u3000\u3000\u6bcf\u5929copy\u4e00\u6b21\u5907\u4efd \r\n\u3000\u3000crontab -e \r\n\u3000\u30000 0 * * * sh \/usr\/local\/redis\/copy\/redis_rdb_copy_daily.sh \r\n\u3000\u3000redis_rdb_copy_daily.sh \r\n\u3000\u3000#!\/bin\/sh  \r\n\u3000\u3000cur_date=`date +%Y%m%d` \r\n\u3000\u3000rm -rf \/usr\/local\/redis\/snapshotting\/$cur_date \r\n\u3000\u3000mkdir \/usr\/local\/redis\/snapshotting\/$cur_date \r\n\u3000\u3000cp \/var\/redis\/6379\/dump.rdb \/usr\/local\/redis\/snapshotting\/$cur_date \r\n\u3000\u3000del_date=`date -d -1month +%Y%m%d` \r\n\u3000\u3000rm -rf \/usr\/local\/redis\/snapshotting\/$del_date<\/pre>\n<\/p>\n
\u6bcf\u5929\u4e00\u6b21\u5c06\u6240\u6709\u6570\u636e\u4e0a\u4f20\u4e00\u6b21\u5230\u8fdc\u7a0b\u7684\u4e91\u670d\u52a1\u5668\u4e0a\u53bb<\/p>\n
16.\u4f01\u4e1a\u7ea7\u6570\u636e\u6062\u590d\u65b9\u6848<\/strong><\/p>\n
(1).\u5982\u679c\u662fredis\u8fdb\u7a0b\u6302\u6389\uff0c\u90a3\u4e48\u91cd\u542fredis\u8fdb\u7a0b\u5373\u53ef\uff0c\u76f4\u63a5\u57fa\u4e8eAOF\u65e5\u5fd7\u6587\u4ef6\u6062\u590d\u6570\u636e<\/p>\n
(2).\u5982\u679c\u662fredis\u8fdb\u7a0b\u6240\u5728\u673a\u5668\u6302\u6389\uff0c\u90a3\u4e48\u91cd\u542f\u673a\u5668\u540e\uff0c\u5c1d\u8bd5\u91cd\u542fredis\u8fdb\u7a0b\uff0c\u5c1d\u8bd5\u76f4\u63a5\u57fa\u4e8eAOF\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u6570\u636e\u6062\u590d\uff0c\u524d\u63d0\u662fAOF\u6ca1\u6709\u7834\u635f\uff0cAOF  append-only\uff0c\u987a\u5e8f\u5199\u5165\uff0c\u5982\u679cAOF\u6587\u4ef6\u7834\u635f\uff0c\u90a3\u4e48\u7528redis-check-aof fix\u4fee\u590d\u3002<\/p>\n
(3).\u5982\u679credis\u5f53\u524d***\u7684AOF\u548cRDB\u6587\u4ef6\u51fa\u73b0\u4e86\u4e22\u5931\/\u635f\u574f\uff0c\u90a3\u4e48\u53ef\u4ee5\u5c1d\u8bd5\u57fa\u4e8e\u8be5\u673a\u5668\u4e0a\u5f53\u524d\u7684\u67d0\u4e2a***\u7684RDB\u6570\u636e\u526f\u672c\u8fdb\u884c\u6570\u636e\u6062\u590d\uff0c\u5f53\u524d***\u7684AOF\u548cRDB\u6587\u4ef6\u90fd\u51fa\u73b0\u4e86\u4e22\u5931\/\u635f\u574f\u5230\u65e0\u6cd5\u6062\u590d\uff0c\u4e00\u822c\u4e0d\u662f\u673a\u5668\u7684\u6545\u969c\uff0c\u800c\u662f\u4eba\u4e3a\u3002<\/p>\n
17.\u5bb9\u707e\u6f14\u7ec3<\/strong><\/p>\n
appendonly.aof + dump.rdb\uff0c\u4f18\u5148\u7528appendonly.aof\u53bb\u6062\u590d\u6570\u636e\u3002<\/p>\n
(1).\u5982\u679c\u5173\u95edAOF\u6301\u4e45\u5316\u673a\u5236\uff0c\u5e76\u4e14dump.rdb\u662f\u6709\u6570\u636e\u7684\uff0c\u8fd9\u65f6\u5019\u91cd\u542fredis\uff0c\u53d1\u73b0\u5185\u5b58\u4e2d\u660e\u663e\u6ca1\u6709\u6062\u590d\u6570\u636e\u3002<\/p>\n
\u539f\u56e0\uff1aredis\u542f\u52a8\u7684\u65f6\u5019\uff0c\u81ea\u52a8\u91cd\u65b0\u57fa\u4e8e\u5185\u5b58\u7684\u6570\u636e\uff0c\u751f\u6210\u4e86\u4e00\u4efd***\u7684rdb\u5feb\u7167\uff0c\u76f4\u63a5\u7528\u7a7a\u7684\u6570\u636e\uff0c\u8986\u76d6\u6389\u4e86\u6211\u4eec\u6709\u6570\u636e\u7684dump.rdb<\/p>\n
(2).\u5982\u679c\u6253\u5f00AOF\uff0c\u505c\u6b62redis\u4e4b\u540e\uff0c\u5148\u5220\u9664appendonly.aof\uff0c\u7136\u540e\u5c06\u6211\u4eec\u7684dump.rdb\u62f7\u8d1d\u8fc7\u53bb\uff0c\u7136\u540e\u518d\u91cd\u542fredis\uff0c\u53d1\u73b0\u4f9d\u7136\u6ca1\u6709\u6062\u590d\u6570\u636e<\/p>\n
\u539f\u56e0\uff1a\u867d\u7136\u4f60\u5220\u9664\u4e86appendonly.aof\uff0c\u4f46\u662f\u56e0\u4e3a\u6253\u5f00\u4e86aof\u6301\u4e45\u5316\uff0credis\u5c31\u4e00\u5b9a\u4f1a\u4f18\u5148\u57fa\u4e8eaof\u53bb\u6062\u590d\uff0c\u5373\u4f7f\u6587\u4ef6\u4e0d\u5728\uff0c\u90a3\u5c31\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7a7a\u7684aof\u6587\u4ef6<\/p>\n
(3).\u505c\u6b62redis\uff0c\u6682\u65f6\u5728\u914d\u7f6e\u4e2d\u5173\u95edaof\uff0c\u7136\u540e\u62f7\u8d1d\u4e00\u4efdrdb\u8fc7\u6765\uff0c\u518d\u91cd\u542fredis\uff0c\u8fd9\u65f6\u5019\u5185\u5b58\u4e2d\u7684\u6570\u636e\u6062\u590d\u6210\u529f;\u5047\u5982\u4e0d\u5c0f\u5fc3\uff0c\u518d\u5173\u6389redis\uff0c\u624b\u52a8\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u6253\u5f00aof\uff0c\u518d\u91cd\u542fredis\uff0c\u6570\u636e\u53c8\u6ca1\u4e86\uff0c\u56e0\u4e3a\u662f\u7a7a\u7684aof\u6587\u4ef6\uff0c\u6240\u4ee5\u6240\u6709\u6570\u636e\u53c8\u6ca1\u4e86\u3002<\/p>\n
\u5728\u6570\u636e\u5b89\u5168\u4e22\u5931\u7684\u60c5\u51b5\u4e0b\uff0c\u57fa\u4e8erdb\u51b7\u5907\uff0c\u5982\u4f55***\u7684\u6062\u590d\u6570\u636e\uff0c\u540c\u65f6\u8fd8\u4fdd\u6301aof\u548crdb\u7684\u53cc\u5f00?<\/p>\n
(4).\u505c\u6b62redis\uff0c\u5173\u95edaof\uff0c\u62f7\u8d1drdb\u5907\u4efd\uff0c\u91cd\u542fredis\uff0c\u786e\u8ba4\u6570\u636e\u6062\u590d\uff0c\u76f4\u63a5\u5728\u547d\u4ee4\u884c\u70ed\u4fee\u6539redis\u914d\u7f6e\uff0c\u6253\u5f00aof\uff0c\u8fd9\u4e2aredis\u5c31\u4f1a\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5bf9\u5e94\u7684\u65e5\u5fd7\uff0c\u5199\u5165aof\u6587\u4ef6\u4e2d\uff0c\u6b64\u65f6aof\u548crdb\u4e24\u4efd\u6570\u636e\u6587\u4ef6\u7684\u6570\u636e\u5c31\u540c\u6b65\u4e86\u3002<\/p>\n
\u6ce8\u610f\uff1aredis config  set\u70ed\u4fee\u6539\u914d\u7f6e\u53c2\u6570\uff0c\u53ef\u80fd\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u5b9e\u9645\u7684\u53c2\u6570\u6ca1\u6709\u88ab\u6301\u4e45\u5316\u7684\u4fee\u6539\uff0c\u518d\u6b21\u505c\u6b62redis\uff0c\u624b\u52a8\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u6253\u5f00aof\u7684\u547d\u4ee4\uff0c\u518d\u6b21\u91cd\u542fredis<\/p>\n
(5).\u5982\u679c\u5f53\u524d\u673a\u5668\u4e0a\u7684\u6240\u6709RDB\u6587\u4ef6\u5168\u90e8\u635f\u574f\uff0c\u90a3\u4e48\u4ece\u8fdc\u7a0b\u7684\u4e91\u670d\u52a1\u4e0a\u62c9\u53d6***\u7684RDB\u5feb\u7167\u56de\u6765\u6062\u590d\u6570\u636e<\/p>\n
(6).\u5982\u679c\u662f\u53d1\u73b0\u6709\u91cd\u5927\u7684\u6570\u636e\u9519\u8bef\uff0c\u6bd4\u5982\u67d0\u4e2a\u5c0f\u65f6\u4e0a\u7ebf\u7684\u7a0b\u5e8f\u4e00\u4e0b\u5b50\u5c06\u6570\u636e\u5168\u90e8\u6c61\u67d3\u4e86\uff0c\u6570\u636e\u5168\u9519\u4e86\uff0c\u90a3\u4e48\u53ef\u4ee5\u9009\u62e9\u67d0\u4e2a\u66f4\u65e9\u7684\u65f6\u95f4\u70b9\uff0c\u5bf9\u6570\u636e\u8fdb\u884c\u6062\u590d<\/p>\n
\u4e3e\u4e2a\u4f8b\u5b50\uff0c12\u70b9\u4e0a\u7ebf\u4e86\u4ee3\u7801\uff0c\u53d1\u73b0\u4ee3\u7801\u6709bug\uff0c\u5bfc\u81f4\u4ee3\u7801\u751f\u6210\u7684\u6240\u6709\u7684\u7f13\u5b58\u6570\u636e\uff0c\u5199\u5165redis\uff0c\u5168\u90e8\u9519\u4e86\uff0c\u627e\u5230\u4e00\u4efd11\u70b9\u7684rdb\u7684\u51b7\u5907\uff0c\u7136\u540e\u6309\u7167\u4e0a\u9762\u7684\u6b65\u9aa4\uff0c\u53bb\u6062\u590d\u523011\u70b9\u7684\u6570\u636e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5206\u6790Redis\u6570\u636e\u6301\u4e45\u5316\u3001\u6570\u636e\u5907...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201502","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201502","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201502"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201502\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}