{"id":201717,"date":"2025-05-10T08:50:19","date_gmt":"2025-05-10T00:50:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201717\/"},"modified":"2025-05-10T08:50:19","modified_gmt":"2025-05-10T00:50:19","slug":"redis%e6%8c%81%e4%b9%85%e5%8c%96%ef%bc%9ardb%e5%92%8caof","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201717\/","title":{"rendered":"Redis\u6301\u4e45\u5316\uff1aRDB\u548cAOF"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>Redis\u6301\u4e45\u5316\uff1aRDB\u548cAOF<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>golang\u5b66\u4e60\u7f51\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aRedis\u6301\u4e45\u5316\uff1aRDB\u548cAOF\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u65e5\u5fd7\u3001Redis\u3001RDB<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u662f\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6570\u636e\u5e93<\/span>\u6216\u8005\u5df2\u7ecf\u662f\u5927\u4f6c\u7ea7\u522b\u4e86\uff0c\u90fd\u975e\u5e38\u6b22\u8fce\u4e5f\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u7ed9\u6211\u5efa\u8bae\u8bc4\u8bba\u54c8~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff01<\/p>\n<p>Redis \u6570\u636e\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\uff0c\u5982\u679c\u4e0d\u60f3\u529e\u6cd5\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u786c\u76d8\u4e0a\uff0c\u4e00\u65e6Redis\u91cd\u542f(\u9000\u51fa\/\u6545\u969c)\uff0c\u5185\u5b58\u7684\u6570\u636e\u5c06\u4f1a\u5168\u90e8\u4e22\u5931\u3002\u6211\u4eec\u80af\u5b9a\u4e0d\u60f3 Redis \u91cc\u7684\u6570\u636e\u7531\u4e8e\u67d0\u4e9b\u6545\u969c\u5168\u90e8\u4e22\u5931(\u5bfc\u81f4\u6240\u6709\u8bf7\u6c42\u90fd\u8d70 MySQL)\uff0c\u5373\u4fbf\u53d1\u751f\u4e86\u6545\u969c\u4e5f\u5e0c\u671b\u53ef\u4ee5\u5c06Redis\u539f\u6709\u7684\u6570\u636e\u6062\u590d\u8fc7\u6765\uff0c\u8fd9\u5c31\u662f\u6301\u4e45\u5316\u7684\u4f5c\u7528\u3002<\/p>\n<p>Redis \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e0d\u540c\u7684\u6301\u4e45\u5316\u65b9\u6cd5\u6765\u5c06\u6570\u636e\u5b58\u50a8\u5230\u786c\u76d8\u91cc\u8fb9\uff1a<\/p>\n<ul>\n<li>**RDB(Redis Database)**\uff0c\u5c06\u67d0\u4e00\u65f6\u523b\u7684\u6240\u6709\u6570\u636e\u4fdd\u5b58\u5230\u4e00\u4e2a RDB \u6587\u4ef6\u4e2d\u3002<\/li>\n<li>**AOF(append-only-file)**\uff0c\u5f53Redis\u670d\u52a1\u5668\u6267\u884c\u5199\u547d\u4ee4\u7684\u65f6\u5019\uff0c\u5c06\u6267\u884c\u7684\u5199\u547d\u4ee4\u4fdd\u5b58\u5230 AOF \u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n<h2>RDB\u5185\u5b58\u5feb\u7167\uff0c\u8ba9\u5b95\u673a\u5feb\u901f\u6062\u590d<\/h2>\n<h3>1.\u4ec0\u4e48\u662fRDB\u5185\u5b58\u5feb\u7167\uff1f<\/h3>\n<p>\u5728 Redis \u6267\u884c\u201c\u5199\u201d\u6307\u4ee4\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5185\u5b58\u6570\u636e\u4e00\u76f4\u4f1a\u53d8\u5316\uff0c\u6240\u8c13\u5185\u5b58\u5feb\u7167\uff0c\u6307\u7684\u5c31\u662f Redis \u5185\u5b58\u4e2d\u6570\u636e\u5728\u67d0\u4e00\u65f6\u523b\u7684\u72b6\u6001\u6570\u636e\uff0c\u597d\u6bd4\u65f6\u95f4\u5b9a\u683c\u5728\u67d0\u4e00\u65f6\u523b\u3002\u5f53\u6211\u4eec\u62cd\u7167\u65f6\uff0c\u901a\u8fc7\u7167\u7247\u5c31\u80fd\u628a\u67d0\u4e00\u65f6\u523b\u7684\u77ac\u95f4\u753b\u9762\u5b8c\u5168\u8bb0\u5f55\u4e0b\u6765\u3002Redis \u8ddf\u8fd9\u4e2a\u7c7b\u4f3c\uff0c\u5c31\u662f\u628a\u67d0\u4e00\u523b\u7684\u6570\u636e\u4ee5\u6587\u4ef6\u7684\u5f62\u5f0f\u62cd\u4e0b\u6765\uff0c\u5199\u5230\u78c1\u76d8\u4e0a\uff0c\u8fd9\u4e2a\u5feb\u7167\u6587\u4ef6\u53eb\u505a RDB \u6587\u4ef6\uff0cRDB \u5c31\u662f Redis Database \u7684\u7f29\u5199\u3002<\/p>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779227645c6e9b0a8db.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<p><\/p>\n<h3>2.\u751f\u6210RDB\u7684\u7b56\u7565<\/h3>\n<p>Redis \u5e76\u4e0d\u4f1a\u5728\u6bcf\u6b21\u6267\u884c\u201c\u5199\u201d\u6307\u4ee4\u7684\u65f6\u5019\u90fd\u89e6\u53d1 RDB \u5199\u78c1\u76d8\uff0c\u53ea\u9700\u8981\u5728\u6267\u884c\u5185\u5b58\u5feb\u7167\u7684\u65f6\u5019\u5199\u78c1\u76d8\uff0c\u8fd9\u6837\u65e2\u4fdd\u8bc1\u4e86\u552f\u5feb\u4e0d\u7834\uff0c\u8fd8\u5b9e\u73b0\u4e86\u6301\u4e45\u5316\uff0c\u5b95\u673a\u5feb\u901f\u6062\u590d\u3002<\/p>\n<p>\u6211\u4eec\u77e5\u9053 Redis \u7684\u5355\u7ebf\u7a0b\u6a21\u578b\u51b3\u5b9a\u4e86\u6211\u4eec\u8981\u5c3d\u53ef\u80fd\u5730\u907f\u514d\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b\u7684\u64cd\u4f5c\uff0c\u6240\u4ee5\u5c31\u9700\u8981\u5c3d\u53ef\u80fd\u5730\u907f\u514d RDB \u6587\u4ef6\u751f\u6210\u963b\u585e\u4e3b\u7ebf\u7a0b\u3002\u4e3a\u6b64Redis\u63d0\u4f9b\u4e86\u4e24\u4e2a\u6307\u4ee4\u7528\u4e8e\u751f\u6210 RDB \u6587\u4ef6\uff1a<\/p>\n<ul>\n<li>SAVE\uff1a\u4f1a\u963b\u585e Redis \u670d\u52a1\u5668\u8fdb\u7a0b\uff0c\u670d\u52a1\u5668\u4e0d\u80fd\u63a5\u6536\u4efb\u4f55\u8bf7\u6c42\uff0c\u76f4\u5230 RDB \u6587\u4ef6\u521b\u5efa\u5b8c\u6bd5\u4e3a\u6b62\u3002<\/li>\n<li>BGSAVE\uff1afork \u51fa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u7531\u5b50\u8fdb\u7a0b\u6765\u8d1f\u8d23\u521b\u5efa RDB \u6587\u4ef6\uff0c\u670d\u52a1\u5668\u8fdb\u7a0b\u53ef\u4ee5\u7ee7\u7eed\u63a5\u6536\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<p>\u9664\u4e86\u624b\u52a8\u8c03\u7528 SAVE \u6216\u8005 BGSAVE \u547d\u4ee4\u751f\u6210 RDB \u6587\u4ef6\u4e4b\u5916\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u914d\u7f6e\u7684\u65b9\u5f0f\u6765\u5b9a\u671f\u6267\u884c\uff1a\u5728\u9ed8\u8ba4\u7684\u914d\u7f6e\u4e0b\uff0c\u5982\u679c\u4ee5\u4e0b\u7684\u6761\u4ef6\u88ab\u89e6\u53d1\uff0c\u5c31\u4f1a\u6267\u884c BGSAVE \u547d\u4ee4\u3002<\/p>\n<p><code>save 900 1 #\u5728900\u79d2(15\u5206\u949f)\u4e4b\u540e\uff0c\u81f3\u5c11\u67091\u4e2akey\u53d1\u751f\u53d8\u5316\uff0c save 300 10 #\u5728300\u79d2(5\u5206\u949f)\u4e4b\u540e\uff0c\u81f3\u5c11\u670910\u4e2akey\u53d1\u751f\u53d8\u5316 save 60 10000 #\u572860\u79d2(1\u5206\u949f)\u4e4b\u540e\uff0c\u81f3\u5c11\u670910000\u4e2akey\u53d1\u751f\u53d8\u5316<\/code><\/p>\n<h3>3.RDB\u5b9e\u73b0\u539f\u7406<\/h3>\n<p>\u5728RDB\u6267\u884c\u671f\u95f4\u4e3a\u4e86\u4fdd\u8bc1\u5feb\u7167\u7684\u6570\u636e\u4e00\u81f4\u6027\uff0c\u53ea\u80fd\u5904\u7406\u8bfb\u64cd\u4f5c\uff0c\u4e0d\u80fd\u4fee\u6539\u6b63\u5728\u6267\u884c\u5feb\u7167\u7684\u6570\u636e\uff0c\u8fd9\u79cd\u573a\u666f\uff0cRedis \u662f\u5141\u8bb8\u7684\u3002\u90a3 Redis \u662f\u5982\u4f55\u5b9e\u73b0\u4e00\u8fb9\u5904\u7406\u5199\u8bf7\u6c42\uff0c\u540c\u65f6\u751f\u6210RDB\u6587\u4ef6\u7684\u5462\uff1f<\/p>\n<p>Redis \u4f7f\u7528\u64cd\u4f5c\u7cfb\u7edf\u7684\u591a\u8fdb\u7a0b\u5199\u65f6\u590d\u5236\u6280\u672f COW\uff08Copy On Write\uff09\u6765\u5b9e\u73b0\u5feb\u7167\u7684\u6301\u4e45\u5316\u3002<\/p>\n<p>Redis \u5728\u6301\u4e45\u5316\u662f\u4f1a\u8c03\u7528&nbsp;glibc \u7684\u51fd\u6570\uff08linux\u7cfb\u7edf\u4e2d\u6700\u5e95\u5c42\u7684api\uff09fork\u4ea7\u751f\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u5feb\u7167\u6301\u4e45\u5316\u5b8c\u5168\u4ea4\u7ed9\u5b50\u8fdb\u7a0b\u6765\u5904\u7406\uff0c\u7236\u8fdb\u7a0b\u7ee7\u7eed\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\u3002\u5b50\u8fdb\u7a0b\u521a\u521a\u4ea7\u751f\u65f6\uff0c\u5b83\u548c\u7236\u8fdb\u7a0b\u5171\u4eab\u5185\u5b58\u91cc\u9762\u7684\u4ee3\u7801\u6bb5\u548c\u6570\u636e\u6bb5\uff0c\u8fd9\u65f6\u53ef\u4ee5\u5c06\u7236\u5b50\u8fdb\u7a0b\u60f3\u8c61\u6210\u4e00\u4e2a\u8fde\u4f53\u5a74\u513f\uff0c\u5171\u4eab\u8eab\u4f53\u3002\u8fd9\u662fLinux\u64cd\u4f5c\u7cfb\u7edf\u7684\u673a\u5236\uff0c\u4e3a\u4e86\u8282\u7ea6\u5185\u5b58\u8d44\u6e90\uff0c\u6240\u4ee5\u5c3d\u53ef\u80fd\u8ba9\u5b83\u4eec\u5171\u4eab\u8d77\u6765\uff0c\u5728\u8fdb\u7a0b\u5206\u79bb\u7684\u4e00\u77ac\u95f4\uff0c\u5185\u5b58\u7684\u589e\u957f\u51e0\u4e4e\u6ca1\u6709\u660e\u663e\u7684\u53d8\u5316\u3002<\/p>\n<p>BGSAVE \u5b50\u8fdb\u7a0b\u53ef\u4ee5\u5171\u4eab\u4e3b\u7ebf\u7a0b\u7684\u6240\u6709\u5185\u5b58\u6570\u636e\uff0c\u8bfb\u53d6\u4e3b\u7ebf\u7a0b\u7684\u6570\u636e\u5e76\u5199\u5165\u5230 RDB \u6587\u4ef6\u3002\u5f53\u4e3b\u7ebf\u7a0b\u6267\u884c\u5199\u6307\u4ee4\u4fee\u6539\u6570\u636e\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u6570\u636e\u5c31\u4f1a\u590d\u5236\u4e00\u4efd\u526f\u672c\uff0cBGSAVE \u5b50\u8fdb\u7a0b\u8bfb\u53d6\u8fd9\u4e2a\u526f\u672c\u6570\u636e\u5199\u5230 RDB \u6587\u4ef6\u3002<\/p>\n<p>\u5728\u6267\u884c SAVE \u6216 BGSAVE \u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 RDB \u6587\u4ef6\u65f6\uff0c\u7a0b\u5e8f\u4f1a\u5bf9\u6570\u636e\u5e93\u4e2d\u7684\u952e\u8fdb\u884c\u68c0\u67e5\uff0c\u5df2\u8fc7\u671f\u7684\u952e\u4e0d\u4f1a\u88ab\u4fdd\u5b58\u5230\u65b0\u521b\u5efa\u7684RDB \u6587\u4ef6\u4e2d\u3002\u8fd9\u65e2\u4fdd\u8bc1\u4e86\u5feb\u7167\u7684\u5b8c\u6574\u6027\uff0c\u4e5f\u5141\u8bb8\u4e3b\u7ebf\u7a0b\u540c\u65f6\u5bf9\u6570\u636e\u8fdb\u884c\u4fee\u6539\uff0c\u907f\u514d\u4e86\u5bf9\u6b63\u5e38\u4e1a\u52a1\u7684\u5f71\u54cd\u3002<\/p>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779227645c6e9b63b1c.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<p><\/p>\n<h3>4.RDB\u7684\u4f18\u7f3a\u70b9<\/h3>\n<p>\u4f18\u70b9<\/p>\n<ul>\n<li>RDB \u6587\u4ef6\u662f\u4e00\u4e2a\u5f88\u7b80\u6d01\u7684\u5355\u6587\u4ef6\uff0c\u91c7\u7528 \u4e8c\u8fdb\u5236 + \u6570\u636e\u538b\u7f29 \u7684\u65b9\u5f0f\u5199\u78c1\u76d8\uff0c\u6587\u4ef6\u4f53\u79ef\u5c0f\uff0c\u6570\u636e\u6062\u590d\u901f\u5ea6\u5feb\u3002<\/li>\n<li>RDB \u7684\u6027\u80fd\u5f88\u597d\uff0c\u9700\u8981\u8fdb\u884c\u6301\u4e45\u5316\u65f6\uff0c\u4e3b\u8fdb\u7a0b\u4f1a fork \u4e00\u4e2a\u5b50\u8fdb\u7a0b\u51fa\u6765\uff0c\u7136\u540e\u628a\u6301\u4e45\u5316\u7684\u5de5\u4f5c\u4ea4\u7ed9\u5b50\u8fdb\u7a0b\uff0c\u81ea\u5df1\u4e0d\u4f1a\u6709\u76f8\u5173\u7684I\/O\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<p>\u7f3a\u70b9<\/p>\n<ul>\n<li>RDB \u5bb9\u6613\u9020\u6210\u6570\u636e\u7684\u4e22\u5931\u3002\u5047\u8bbe\u6bcf5\u5206\u949f\u4fdd\u5b58\u4e00\u6b21\u5feb\u7167\uff0c\u5982\u679c Redis \u56e0\u4e3a\u67d0\u4e9b\u539f\u56e0\u4e0d\u80fd\u6b63\u5e38\u5de5\u4f5c\uff0c\u90a3\u4e48\u4ece\u4e0a\u6b21\u4ea7\u751f\u5feb\u7167\u5230 Redis \u51fa\u73b0\u95ee\u9898\u8fd9\u6bb5\u65f6\u95f4\u7684\u6570\u636e\u5c31\u4f1a\u4e22\u5931\u4e86\u3002<\/li>\n<li>RDB \u4f7f\u7528 fork() \u4ea7\u751f\u5b50\u8fdb\u7a0b\u8fdb\u884c\u6570\u636e\u7684\u6301\u4e45\u5316\uff0c\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b\uff0c\u5982\u679c\u6570\u636e\u6bd4\u8f83\u5927\u7684\u8bdd\u53ef\u80fd\u5c31\u4f1a\u82b1\u8d39\u70b9\u65f6\u95f4\uff0c\u9020\u6210 Redis \u505c\u6b62\u670d\u52a1\u51e0\u6beb\u79d2\u3002\u5982\u679c\u6570\u636e\u91cf\u5f88\u5927\u4e14CPU\u6027\u80fd\u4e0d\u662f\u5f88\u597d\u7684\u65f6\u5019\uff0c\u505c\u6b62\u670d\u52a1\u7684\u65f6\u95f4\u751a\u81f3\u4f1a\u52301\u79d2\u3002<\/li>\n<\/ul>\n<p>\u53e6\u5916\uff0c\u8fc7\u4e8e\u9891\u7e41\u7684\u6267\u884c\u5168\u91cf\u6570\u636e\u5feb\u7167\uff0c\u6709\u4e24\u4e2a\u4e25\u91cd\u7684\u6027\u80fd\u5f00\u9500\uff1a<\/p>\n<ul>\n<li>\u9891\u7e41\u751f\u6210 RDB \u6587\u4ef6\u5199\u5165\u78c1\u76d8\uff0c\u78c1\u76d8\u538b\u529b\u8fc7\u5927\u3002\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e0a\u4e00\u4e2a RDB \u8fd8\u672a\u5b8c\u6210\uff0c\u4e0b\u4e00\u4e2a\u53c8\u5f00\u59cb\u751f\u6210\uff0c\u9677\u5165\u6b7b\u5faa\u73af\u3002<\/li>\n<li>fork \u51fa BGSAVE \u5b50\u8fdb\u7a0b\u8fd9\u4e2a\u52a8\u4f5c\u672c\u8eab\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b\uff0c\u4e3b\u7ebf\u7a0b\u7684\u5185\u5b58\u8d8a\u5927\uff0c\u963b\u585e\u65f6\u95f4\u8d8a\u957f\u3002<\/li>\n<\/ul>\n<h2>AOF\u5199\u540e\u65e5\u5fd7\uff0c\u907f\u514d\u5b95\u673a\u6570\u636e\u4e22\u5931<\/h2>\n<h3>1.\u4ec0\u4e48\u662fAOF\u5199\u540e\u65e5\u5fd7\uff1f<\/h3>\n<p>AOF\uff08Append Only File\uff09\u5199\u540e\u65e5\u5fd7\uff0cAOF \u6301\u4e45\u5316\u5c31\u662f\u5c06\u4fee\u6539\u6570\u636e\u5e93\u72b6\u6001\u7684\u547d\u4ee4\u4fdd\u5b58\u5230 AOF \u6587\u4ef6\u4e2d\uff0c\u88ab\u5199\u5165\u7684\u547d\u4ee4\u90fd\u662f\u4ee5 Redis \u7684\u547d\u4ee4\u8bf7\u6c42\u534f\u8bae\u683c\u5f0f\u4fdd\u5b58\u7684\uff0cRedis \u7684\u547d\u4ee4\u8bf7\u6c42\u534f\u8bae\u662f\u7eaf\u6587\u672c\u683c\u5f0f\u3002<\/p>\n<p>\u5047\u8bbe AOF \u65e5\u5fd7\u8bb0\u5f55\u4e86 Redis \u5b9e\u4f8b\u521b\u5efa\u4ee5\u6765\u6240\u6709\u7684\u4fee\u6539\u6307\u4ee4\u5e8f\u5217\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u7a7a\u7684 Redis \u5b9e\u4f8b\u987a\u5e8f\u6267\u884c\u6240\u6709\u7684\u6307\u4ee4\uff0c\u4e5f\u5c31\u662f\u201c\u91cd\u653e\u201d\uff0c\u6765\u6062\u590dRedis\u5f53\u524d\u5b9e\u4f8b\u7684\u5185\u5b58\u6570\u636e\u7ed3\u6784\u7684\u72b6\u6001\u3002<\/p>\n<p>\u5199\u540e\u65e5\u5fd7\u548c\u5199\u524d\u65e5\u5fd7\u7684\u5bf9\u6bd4<\/p>\n<p>\u5199\u524d\u65e5\u5fd7\uff08WAL\uff0cWrite Ahead Log\uff09\uff1a\u5728\u5b9e\u9645\u5199\u6570\u636e\u4e4b\u524d\uff0c\u5c06\u4fee\u6539\u7684\u6570\u636e\u5199\u5230\u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u6545\u969c\u6062\u590d\u5f97\u4ee5\u4fdd\u8bc1\u3002\u6bd4\u5982 MySQL Innodb \u5b58\u50a8\u5f15\u64ce\u4e2d\u7684 redo log\uff08\u91cd\u505a\u65e5\u5fd7\uff09\u4fbf\u662f\u8bb0\u5f55\u4fee\u6539\u7684\u6570\u636e\u65e5\u5fd7\uff0c\u5728\u5b9e\u9645\u4fee\u6539\u6570\u636e\u524d\u5148\u8bb0\u5f55\u4fee\u6539\u65e5\u5fd7\u518d\u6267\u884c\u4fee\u6539\u6570\u636e\u3002<\/p>\n<p>\u5199\u540e\u65e5\u5fd7\uff1a\u5148\u6267\u884c\u201c\u5199\u201d\u6307\u4ee4\u8bf7\u6c42\uff0c\u5c06\u6570\u636e\u5199\u5165\u5185\u5b58\uff0c\u518d\u8bb0\u5f55\u65e5\u5fd7\u3002<\/p>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779227645c6e9beaf0f.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<p><\/p>\n<h4>\u65e5\u5fd7\u683c\u5f0f<\/h4>\n<p>\u5f53 Redis \u63a5\u6536\u5230 \u201cset key value\u201d \u547d\u4ee4\u5c06\u6570\u636e\u5199\u5165\u5230\u5185\u5b58\u4e4b\u540e\uff0c\u4f1a\u6309\u7167\u5982\u4e0b\u683c\u5f0f\u5199\u5165 AOF \u6587\u4ef6\uff1a<\/p>\n<ul>\n<li>*3\uff1a\u8868\u793a\u5f53\u524d\u6307\u4ee4\u5206\u4e3a\u4e09\u4e2a\u90e8\u5206\uff0c\u6bcf\u90e8\u5206\u90fd\u662f \u201c$ + \u6570\u5b57\u201d \u5f00\u5934\uff0c\u7d27\u8ddf\u540e\u9762\u662f\u8be5\u90e8\u5206\u5177\u4f53\u7684\u547d\u4ee4\u3001\u952e\u3001\u503c<\/li>\n<li>\u6570\u5b57\uff1a\u8868\u793a\u8fd9\u90e8\u5206\u7684\u547d\u4ee4\u3001\u952e\u3001\u503c\u5360\u7528\u7684\u5b57\u8282\u5927\u5c0f\u3002\u6bd4\u5982 \u201c$3\u201d \u8868\u793a\u8fd9\u90e8\u5206\u5305\u542b\u4e09\u4e2a\u5b57\u8282\uff0c\u4e5f\u5c31\u662f set \u6307\u4ee4\u3002<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779228645c6e9c4cbfa.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<p><\/p>\n<h4>\u5199\u540e\u65e5\u5fd7\u7684\u597d\u5904<\/h4>\n<p>\u5199\u540e\u65e5\u5fd7\u907f\u514d\u4e86\u989d\u5916\u7684\u68c0\u67e5\u5f00\u9500\uff0c\u4e0d\u9700\u8981\u5bf9\u6267\u884c\u7684\u547d\u4ee4\u8fdb\u884c\u8bed\u6cd5\u68c0\u67e5\u3002\u5982\u679c\u4f7f\u7528\u5199\u524d\u65e5\u5fd7\u7684\u8bdd\uff0c\u5c31\u9700\u8981\u5148\u68c0\u67e5\u8bed\u6cd5\u662f\u5426\u6709\u8bef\uff0c\u5426\u5219\u65e5\u5fd7\u8bb0\u5f55\u4e86\u9519\u8bef\u7684\u547d\u4ee4\uff0c\u5728\u4f7f\u7528\u65e5\u5fd7\u6062\u590d\u7684\u65f6\u5019\u5c31\u4f1a\u62a5\u9519\u3002\u53e6\u5916\uff0c\u5199\u540e\u8bb0\u5f55\u65e5\u5fd7\uff0c\u907f\u514d\u4e86\u963b\u585e\u5f53\u524d\u201c\u5199\u201d\u6307\u4ee4\u7684\u6267\u884c\u3002<\/p>\n<h3>2.\u5199\u56de\u7b56\u7565<\/h3>\n<p>\u4f7f\u7528 AOF \u4e5f\u4e0d\u662f\u4e07\u65e0\u4e00\u5931\u7684\uff0c\u5047\u5982 Redis \u521a\u6267\u884c\u5b8c\u6307\u4ee4\uff0c\u8fd8\u6ca1\u8bb0\u5f55\u65e5\u5fd7\u5c31\u5b95\u673a\u4e86\uff0c\u5c31\u6709\u53ef\u80fd\u4e22\u5931\u8fd9\u4e2a\u547d\u4ee4\u7684\u76f8\u5173\u6570\u636e\uff1b\u8fd8\u6709\uff0c&nbsp;AOF \u907f\u514d\u4e86\u5f53\u524d\u547d\u4ee4\u7684\u963b\u585e\uff0c\u4f46\u662f\u53ef\u80fd\u4f1a\u7ed9\u4e0b\u4e00\u4e2a\u547d\u4ee4\u5e26\u6765\u963b\u585e\u7684\u98ce\u9669\u3002AOF \u65e5\u5fd7\u662f\u4e3b\u7ebf\u7a0b\u6267\u884c\u7684\uff0c\u5c06\u65e5\u5fd7\u5199\u5165\u78c1\u76d8\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u78c1\u76d8\u538b\u529b\u8fc7\u5927\u5c31\u4f1a\u5bfc\u81f4\u78c1\u76d8\u5199\u64cd\u4f5c\u5f88\u6162\uff0c\u5bfc\u81f4\u540e\u7eed\u7684\u201c\u5199\u201d\u6307\u4ee4\u963b\u585e\u3002<\/p>\n<p>\u53d1\u73b0\u4e86\u6ca1\uff0c\u8fd9\u4e24\u4e2a\u95ee\u9898\u4e0e\u78c1\u76d8\u5199\u56de\u6709\u5173\uff0c\u5982\u679c\u80fd\u5408\u7406\u63a7\u5236\u201c\u5199\u201d\u6307\u4ee4\u6267\u884c\u5b8c\u540e AOF \u65e5\u5fd7\u5199\u56de\u78c1\u76d8\u7684\u65f6\u673a\uff0c\u95ee\u9898\u5c31\u53ef\u4ee5\u8fce\u5203\u800c\u89e3\u3002<\/p>\n<p>\u4e3a\u4e86\u63d0\u9ad8\u6587\u4ef6\u7684\u5199\u5165\u6548\u7387\uff0c\u5f53\u7528\u6237\u8c03\u7528 write \u51fd\u6570\uff0c\u5c06\u4e00\u4e9b\u6570\u636e\u5199\u5165\u5230\u6587\u4ef6\u65f6\u5019\uff0c\u64cd\u4f5c\u7cfb\u7edf\u901a\u5e38\u4f1a\u5c06\u5199\u5165\u6570\u636e\u6682\u65f6\u4fdd\u5b58\u5728\u4e00\u4e2a\u5185\u5b58\u7f13\u51b2\u533a\u91cc\uff0c\u7b49\u5230\u7f13\u51b2\u533a\u7684\u7a7a\u95f4\u88ab\u586b\u6ee1\u6216\u8005\u8d85\u8fc7\u4e86\u5236\u5b9a\u7684\u9650\u5236\u4e4b\u540e\uff0c\u624d\u771f\u6b63\u5c06\u7f13\u51b2\u533a\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230\u78c1\u76d8\u91cc\u9762\u3002<\/p>\n<p>\u8fd9\u79cd\u505a\u6cd5\u867d\u7136\u63d0\u9ad8\u4e86\u6548\u7387\uff0c\u4f46\u4e5f\u4e3a\u5199\u5165\u6570\u636e\u5e26\u6765\u4e86\u5b89\u5168\u95ee\u9898\uff0c\u56e0\u4e3a\u5982\u679c\u8ba1\u7b97\u673a\u53d1\u751f\u505c\u673a\uff0c\u90a3\u4e48\u4fdd\u5b58\u5728\u5185\u5b58\u7f13\u51b2\u533a\u91cc\u7684\u5199\u5165\u6570\u636e\u5c06\u4f1a\u4e22\u5931\u3002\u4e3a\u6b64\u7cfb\u7edf\u63d0\u4f9b\u4e86 fsync \u548c fdatasync \u4e24\u4e2a\u540c\u6b65\u51fd\u6570\uff0c\u5b83\u4eec\u53ef\u4ee5\u5f3a\u5236\u8ba9\u64cd\u4f5c\u7cfb\u7edf\u7acb\u5373\u5c06\u7f13\u51b2\u533a\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230\u786c\u76d8\u91cc\uff0c\u4ece\u800c\u786e\u4fdd\u5199\u5165\u6570\u636e\u7684\u5b89\u5168\u6027\u3002<\/p>\n<p>\u4e0e\u4e4b\u76f8\u5bf9\u5e94 Redis \u63d0\u4f9b\u4e86 AOF \u914d\u7f6e\u9879 appendfsync \u5199\u56de\u7b56\u7565\u6765\u63a7\u5236 AOF \u6301\u4e45\u5316\u529f\u80fd\u7684\u6548\u7387\u548c\u5b89\u5168\u6027\u3002<\/p>\n<p><code>appendfsync always # \u540c\u6b65\u5199\u56de\uff0c\u5199\u6307\u4ee4\u6267\u884c\u5b8c\u6bd5\u7acb\u5373\u5c06 aof_buf \u7f13\u51b2\u533a\u4e2d\u7684\u5185\u5bb9\u5199\u5230 AOF \u6587\u4ef6\u3002 appendfsync everysec # \u6bcf\u79d2\u5199\u56de\uff0c\u5199\u6307\u4ee4\u6267\u884c\u5b8c\u6bd5\uff0c\u628a\u65e5\u5fd7\u5199\u5230 aof_buf \u7f13\u51b2\u533a\uff0c\u6bcf\u9694\u4e00\u79d2\u540c\u6b65\u5230\u78c1\u76d8\uff0c\u8be5\u7b56\u7565\u4e3aAOF\u7684\u9ed8\u8ba4\u7b56\u7565\u3002 appendfsync no # \u64cd\u4f5c\u7cfb\u7edf\u63a7\u5236\uff0c\u5199\u6307\u4ee4\u6267\u884c\u5b8c\u6bd5\uff0c\u628a\u65e5\u5fd7\u5199\u5230 aof_buf \u7f13\u51b2\u533a\uff0c\u7531\u64cd\u4f5c\u7cfb\u7edf\u51b3\u5b9a\u4f55\u65f6\u5199\u56de\u78c1\u76d8\u3002<\/code><\/p>\n<h3>3.AOF\u91cd\u5199\u673a\u5236<\/h3>\n<p>\u7531\u4e8e AOF \u8bb0\u5f55\u7684\u662f\u4e00\u4e2a\u4e2a\u6307\u4ee4\u7684\u5185\u5bb9\uff0c\u8fd9\u5c31\u4f1a\u5bfc\u81f4\u4fdd\u5b58\u7684\u6587\u4ef6\u592a\u5927\uff0c\u53e6\u5916\uff0c\u6545\u969c\u6062\u590d\u7684\u65f6\u5019\u9700\u8981\u6267\u884c\u6bcf\u4e00\u4e2a\u6307\u4ee4\uff0c\u5982\u679c\u65e5\u5fd7\u6587\u4ef6\u592a\u5927\uff0c\u6574\u4e2a\u6062\u590d\u8fc7\u7a0b\u5c31\u4f1a\u975e\u5e38\u6162\u3002\u4e3a\u6b64\uff0cReids \u8bbe\u8ba1\u4e86&nbsp;AOF \u91cd\u5199\u673a\u5236\uff0c\u63d0\u4f9b\u4e86&nbsp;bgrewriteaof&nbsp;\u547d\u4ee4\u7528\u4e8e\u5bf9 AOF \u6587\u4ef6\u8fdb\u884c\u7626\u8eab\u3002<\/p>\n<p>\u5176\u539f\u7406\u5c31\u662f\u5f00\u8f9f\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u5bf9\u5185\u5b58\u8fdb\u884c\u904d\u5386\u8f6c\u6362\u6210\u4e00\u7cfb\u5217 Redis \u7684\u64cd\u4f5c\u6307\u4ee4\uff0c\u5e8f\u5217\u5316\u5230\u4e00\u4e2a\u65b0\u7684 AOF \u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u5e8f\u5217\u5316\u5b8c\u6bd5\u540e\u518d\u5c06\u64cd\u4f5c\u671f\u95f4\u53d1\u751f\u7684\u589e\u91cf AOF \u65e5\u5fd7\u8ffd\u52a0\u5230\u8fd9\u4e2a\u65b0\u7684 AOF \u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u8ffd\u52a0\u5b8c\u6bd5\u540e\u7acb\u5373\u66ff\u6362\u65e7\u7684 AOF \u65e5\u5fd7\u6587\u4ef6\u3002\u7626\u8eab\u5de5\u4f5c\u5c31\u5b8c\u6210\u4e86\u3002<\/p>\n<p>\u91cd\u5199\u673a\u5236\u6709\u201c\u591a\u53d8\u4e00\u201d\u7684\u529f\u80fd\uff0c\u5c06\u65e7\u65e5\u5fd7\u4e2d\u7684\u591a\u6761\u6307\u4ee4\uff0c\u5728\u91cd\u5199\u540e\u5c31\u53d8\u6210\u4e86\u4e00\u6761\u6307\u4ee4\u3002\u5982\u4e0b\u6240\u793a\uff1a\u4e09\u6761 lpush \u547d\u4ee4\uff0c\u7ecf\u8fc7 AOF \u91cd\u5199\u540e\u751f\u6210\u4e00\u6761\uff0c\u5bf9\u4e8e\u591a\u6b21\u4fee\u6539\u7684\u573a\u666f\uff0c\u7f29\u51cf\u6548\u679c\u660e\u663e\u3002<\/p>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779228645c6e9ca76a3.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<h4>\u91cd\u5199\u8fc7\u7a0b<\/h4>\n<p>\u548c AOF \u65e5\u5fd7\u7531\u4e3b\u7ebf\u7a0b\u5199\u56de\u4e0d\u540c\uff0c\u91cd\u5199\u8fc7\u7a0b\u5b9e\u9645\u662f\u7531\u540e\u53f0\u5b50\u8fdb\u7a0b bgrewriteof \u5b8c\u6210\u7684\uff0c\u8fd9\u4e5f\u662f\u4e3a\u4e86\u907f\u514d\u963b\u585e\u4e3b\u7ebf\u7a0b\uff0c\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<p>\u603b\u7684\u6765\u8bf4\uff0c\u4e00\u5171\u51fa\u73b0\u4e24\u4e2a\u65e5\u5fd7\uff0c\u4e00\u6b21\u5185\u5b58\u6570\u636e\u62f7\u8d1d\uff0c\u5206\u522b\u662f\u65e7\u7684 AOF \u65e5\u5fd7\u548c\u65b0\u7684 AOF \u91cd\u5199\u65e5\u5fd7\u548cRedis \u6570\u636e\u62f7\u8d1d\u3002\u5927\u81f4\u6d41\u7a0b\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779229645c6e9d0aad2.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<p><\/p>\n<p>\u5728\u4e0a\u56fe\u4e2d\uff0cRedis \u4f1a\u5c06\u91cd\u5199\u8fc7\u7a0b\u4e2d\u63a5\u6536\u5230\u7684\u201c\u5199\u201d\u6307\u4ee4\u64cd\u4f5c\u540c\u65f6\u8bb0\u5f55\u5230\u65e7\u7684 AOF \u7f13\u51b2\u533a\u548c\u65b0\u7684 AOF \u91cd\u5199\u7f13\u51b2\u533a\uff0c\u8fd9\u6837\u91cd\u5199\u65e5\u5fd7\u4e5f\u4fdd\u5b58\u4e86\u6700\u65b0\u7684\u64cd\u4f5c\uff0c\u7b49\u5230\u62f7\u8d1d\u6570\u636e\u7684\u6240\u6709\u64cd\u4f5c\u8bb0\u5f55\u91cd\u5199\u5b8c\u6210\u540e\uff0c\u91cd\u5199\u7f13\u51b2\u533a\u8bb0\u5f55\u7684\u6700\u65b0\u64cd\u4f5c\u4e5f\u4f1a\u5199\u5230\u65b0\u7684 AOF \u6587\u4ef6\u4e2d\u3002<\/p>\n<p>\u6bcf\u6b21 AOF \u91cd\u5199\u65f6\uff0cRedis \u4f1a\u5148\u6267\u884c\u4e00\u6b21\u5185\u5b58\u62f7\u8d1d\uff0c\u7528\u4e8e\u904d\u5386\u6570\u636e\u751f\u6210\u91cd\u5199\u8bb0\u5f55\u3002\u9632\u6b62 AOF \u91cd\u5199\u8fc7\u7a0b\u5931\u8d25\uff0c\u5bfc\u81f4\u539f AOF \u6587\u4ef6\u88ab\u6c61\u67d3\uff0c\u65e0\u6cd5\u505a\u6062\u590d\u4f7f\u7528\u3002<\/p>\n<p>\u4f7f\u7528\u4e24\u4e2a\u65e5\u5fd7\u53ef\u4ee5\u4fdd\u8bc1\u5728\u91cd\u5199\u8fc7\u7a0b\u4e2d\uff0c\u65b0\u5199\u5165\u7684\u6570\u636e\u4e0d\u4f1a\u4e22\u5931\uff0c\u5e76\u4e14\u4fdd\u6301\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<h3>4.AOF \u7684\u4f18\u70b9\u548c\u7f3a\u70b9<\/h3>\n<p>\u4f18\u70b9<\/p>\n<ul>\n<li>AOF\u6bd4RDB\u53ef\u9760\u3002\u53ef\u4ee5\u7075\u6d3b\u5236\u5b9a\u4e0d\u540c\u7684fsync\u7b56\u7565\u3002<\/li>\n<li>AOF\u65e5\u5fd7\u6587\u4ef6\u662f\u4e00\u4e2a\u7eaf\u8ffd\u52a0\u7684\u6587\u4ef6\u3002\u5c31\u7b97\u662f\u9047\u5230\u7a81\u7136\u505c\u7535\u7684\u60c5\u51b5\uff0c\u4e5f\u4e0d\u4f1a\u51fa\u73b0\u65e5\u5fd7\u7684\u5b9a\u4f4d\u6216\u8005\u635f\u574f\u95ee\u9898\u3002<\/li>\n<li>\u5f53AOF\u6587\u4ef6\u8fc7\u5927\u65f6\uff0cRedis\u4f1a\u81ea\u52a8\u5728\u540e\u53f0\u8fdb\u884c\u91cd\u5199\u3002<\/li>\n<li>AOF\u4ee5\u547d\u4ee4\u683c\u5f0f\u5b58\u50a8\u4e8e\u6587\u4ef6\u4e2d\uff0c\u5728\u6570\u636e\u6062\u590d\u65f6\uff0cAOF\u6587\u4ef6\u6bd4RDB\u6587\u4ef6\u66f4\u5bb9\u6613\u8ba9\u5f00\u53d1\u4eba\u5458\u770b\u61c2\uff0c\u5e76\u52a0\u4ee5\u4fee\u6539\u3002<\/li>\n<\/ul>\n<p>\u7f3a\u70b9<\/p>\n<ul>\n<li>\u5728\u76f8\u540c\u7684\u6570\u636e\u96c6\u4e0b\uff0cAOF\u6587\u4ef6\u7684\u5927\u5c0f\u4e00\u822c\u4f1a\u6bd4RDB\u6587\u4ef6\u5927\u3002<\/li>\n<li>\u5728\u67d0\u4e9bfsync\u7b56\u7565\u4e0b\uff0cAOF\u7684\u901f\u5ea6\u4f1a\u6bd4RDB\u6162\u3002\u901a\u5e38fsync\u8bbe\u7f6e\u4e3a\u6bcf\u79d2\u4e00\u6b21\u5c31\u80fd\u83b7\u5f97\u6bd4\u8f83\u9ad8\u7684\u6027\u80fd\uff0c\u800c\u5728\u7981\u6b62fsync\u7684\u60c5\u51b5\u4e0b\u901f\u5ea6\u53ef\u4ee5\u8fbe\u5230RDB\u7684\u6c34\u5e73\u3002<\/li>\n<\/ul>\n<h2>\u6df7\u5408\u65e5\u5fd7\u6a21\u578b<\/h2>\n<p>\u91cd\u542f Redis \u65f6\uff0c\u6211\u4eec\u5f88\u5c11\u4f7f\u7528 RDB \u6765\u6062\u590d\u5185\u5b58\u72b6\u6001\uff0c\u56e0\u4e3a\u53ef\u80fd\u4e22\u5931\u5927\u91cf\u6570\u636e\u3002\u901a\u5e38\u91c7\u7528 AOF \u65e5\u5fd7\u91cd\u653e\uff0c\u4f46\u662f\u91cd\u653e AOF \u65e5\u5fd7\u6027\u80fd\u76f8\u5bf9 RDB \u6765\u8bf4\u8981\u6162\u5f88\u591a\uff0c\u5728Redis\u5b9e\u4f8b\u5f88\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u542f\u52a8\u9700\u8981\u82b1\u8d39\u5f88\u957f\u65f6\u95f4\u3002<\/p>\n<p>Redis 4.0 \u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u63d0\u4f9b\u4e86\u4e00\u4e2a\u65b0\u7684\u6301\u4e45\u5316\u9009\u9879&#8211;\u6df7\u5408\u6301\u4e45\u5316\uff0c\u5c06 RDB \u6587\u4ef6\u7684\u5185\u5bb9\u548c\u589e\u91cf AOF \u65e5\u5fd7\u6587\u4ef6\u5b58\u653e\u5230\u4e00\u8d77\uff0c\u8fd9\u91cc\u7684 AOF \u65e5\u5fd7\u4e0d\u518d\u662f\u5168\u91cf\u7684\u65e5\u5fd7\uff0c\u800c\u662f\u81ea\u6301\u4e45\u5316\u5f00\u59cb\u5230\u6301\u4e45\u5316\u7ed3\u675f\u7684\u8fd9\u6bb5\u65f6\u95f4\u53d1\u751f\u7684\u589e\u91cf AOF \u65e5\u5fd7\uff0c\u901a\u5e38\u8fd9\u90e8\u5206\u65e5\u5fd7\u5f88\u5c0f\u3002<\/p>\n<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779229645c6e9d6f203.jpg\" style=\"max-width:100%\" class=\"aligncenter\"> <\/p>\n<p><\/p>\n<p>\u5728 Redis \u91cd\u542f\u7684\u65f6\u5019\uff0c\u5148\u52a0\u8f7d RDB \u7684\u5185\u5bb9\uff0c\u7136\u540e\u518d\u91cd\u653e\u589e\u91cf AOF \u65e5\u5fd7\uff0c\u8fd9\u6837\u7684\u64cd\u4f5c\u65e2\u4fdd\u8bc1\u4e86 Redis \u91cd\u542f\u901f\u5ea6\uff0c\u53c8\u964d\u4f4e\u6570\u636e\u4e22\u5931\u98ce\u9669\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<ul>\n<li>Redis \u63d0\u4f9b RDB \u5feb\u7167\u6301\u4e45\u5316\u65b9\u6848\uff0c\u8bb0\u5f55\u67d0\u4e00\u65f6\u523b\u6570\u636e\u72b6\u6001<\/li>\n<li>Redis 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src=\"https:\/\/www.17golang.com\/uploads\/20230511\/1683779229645c6e9dbe012.png\" style=\"max-width:100%\" 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