{"id":201108,"date":"2025-05-10T10:26:58","date_gmt":"2025-05-10T02:26:58","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201108\/"},"modified":"2025-05-10T10:26:58","modified_gmt":"2025-05-10T02:26:58","slug":"%e6%b5%85%e8%b0%88redis%e7%bc%93%e5%86%b2%e5%8c%ba%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201108\/","title":{"rendered":"\u6d45\u8c08Redis\u7f13\u51b2\u533a\u673a\u5236"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u6d45\u8c08Redis\u7f13\u51b2\u533a\u673a\u5236<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> 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style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20221229\/167231521363ad814d22053.png\" class=\"aligncenter\"><\/p>\n<h2>\u5e94\u5bf9\u8f93\u5165\u7f13\u51b2\u533a\u6ea2\u51fa<\/h2>\n<p>\u8f93\u5165\u7f13\u51b2\u533a\u6ea2\u51fa\u4e00\u822c\u5c31\u662f\u4e24\u79cd\u60c5\u51b5<\/p>\n<ul>\n<li>\u5199\u5165\u6570\u636e\u8fc7\u5feb\uff0c\u6216\u8005\u5199\u5165bigkey\u7684\u6570\u636e\u5360\u6ee1\u6570\u636e\u7f13\u51b2\u533a\u3002<\/li>\n<li>\u670d\u52a1\u7aef\u5904\u7406\u6570\u636e\u8fc7\u6162\uff0c\u4e00\u822c\u662f\u4e3b\u7ebf\u7a0b\u88ab\u963b\u585e\u65e0\u6cd5\u6b63\u5e38\u54cd\u5e94\u5ba2\u6237\u7aef\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<h3>\u67e5\u770b\u8f93\u5165\u7f13\u51b2\u533a\u4fe1\u606f<\/h3>\n<p>\u6211\u4eec\u53ef\u4ee5\u91c7\u7528<code>client list<\/code>\u67e5\u770b\u8f93\u5165\u7f13\u51b2\u533a\u7684\u5177\u4f53\u4fe1\u606f<\/p>\n<pre>127.0.0.1:6379&gt; client list\nid=13 addr=127.0.0.1:50484 fd=7 name= age=1136 idle=1 flags=N db=0 sub=0 psub=0 multi=-1 qbuf=26 qbuf-free=32742 obl=0 oll=0 omem=0 events=r cmd=client user=default\nid=14 addr=127.0.0.1:50486 fd=8 name= age=1114 idle=6 flags=N db=0 sub=0 psub=0 multi=-1 qbuf=0 qbuf-free=0 obl=0 oll=0 omem=0 events=r cmd=client user=default<\/pre>\n<p>\u6bcf\u8fde\u63a5\u4e0a\u4e00\u4e2a\u5ba2\u6237\u7aef\u5c31\u4f1a\u591a\u4e00\u6761\u8f93\u5165\u7f13\u51b2\u533a\u4fe1\u606f\uff0c\u4e0a\u9762\u547d\u4ee4\u662f\u6211\u672c\u5730\u8fde\u63a5\u4e24\u4e2a\u5ba2\u6237\u7aef\u7684\u7ed3\u679c\uff0c\u6211\u4eec\u67e5\u770b\u7f13\u51b2\u533a\u4e3b\u8981\u5173\u6ce8\u5185\u5b58\u76f8\u5173\u7684\u4e24\u4e2a\u53c2\u6570<\/p>\n<ul>\n<li>qbuf\uff1a\u7f13\u51b2\u533a\u5df2\u7ecf\u4f7f\u7528\u7684\u957f\u5ea6\uff08\u5b57\u8282\u4e3a\u5355\u4f4d\uff0c0\u8868\u793a\u6ca1\u6709\u5206\u914d\u7f13\u51b2\u533a\uff09\u3002<\/li>\n<li>qbuf-free\uff1a\u7f13\u51b2\u533a\u5269\u4f59\u7a7a\u95f2\u7a7a\u95f4\uff08\u5b57\u8282\u4e3a\u5355\u4f4d\uff09\uff0c\u4e0a\u9762\u4e00\u4e2a\u5ba2\u6237\u7aef\u7684qbuf=26\uff0c\u7a7a\u95f2\u7f13\u51b2\u533aqbuf-free=32742\uff0c\u90a3\u4e48\u5206\u914d\u5185\u5b58\u603b\u5927\u5c0f\u4e3a26+32742=32768\u5b57\u8282\u4e5f\u5c31\u662f32KB\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u8f93\u5165\u7f13\u51b2\u533a\u4fe1\u606f\u4e2d\u7684qbuf-free\u5f88\u5c0f\u5e76\u4e14qbuf\u5f88\u5927\u65f6\u5c31\u9700\u8981\u6ce8\u610f\u4e86\uff0c\u8fd9\u65f6\u8f93\u5165\u7f13\u51b2\u533a\u53ef\u80fd\u5df2\u7ecf\u5feb\u6ea2\u51fa\u4e86\uff0c\u5982\u679c\u6b64\u65f6\u8fd8\u6709\u5927\u91cf\u8bf7\u6c42\u5199\u5165\u8f93\u5165\u7f13\u51b2\u533a\uff0cRedis\u7684\u89e3\u51b3\u529e\u6cd5\u5c31\u662f\u5173\u95ed\u548c\u8fd9\u4e2a\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\uff0c\u90a3\u4e48\u4e1a\u52a1\u6570\u636e\u5c06\u65e0\u6cd5\u6b63\u5e38\u5b58\u53d6\u3002<\/p>\n<p>\u800c\u4e14\u8fd8\u6709\u4e00\u4e2a\u95ee\u9898\u5c31\u662f\u8f93\u5165\u7f13\u51b2\u533a\u662f\u6bcf\u4e00\u4e2a\u5ba2\u6237\u7aef\u90fd\u4f1a\u5b58\u5728\uff0c\u90a3\u4e48\u5f53\u6240\u6709\u5ba2\u6237\u7aef\u7684\u8f93\u5165\u7f13\u51b2\u533a\u5185\u5b58\u603b\u548c\u8d85\u8fc7\u4e86maxmemory\u914d\u7f6e\uff0c\u90a3\u4e48\u5c06\u5f15\u53d1\u5185\u5b58\u6dd8\u6c70\uff0c\u90e8\u5206\u6dd8\u6c70\u7684\u6570\u636e\u518d\u6b21\u8bbf\u95ee\u9700\u8981\u4ece\u540e\u53f0\u6570\u636e\u5e93\u83b7\u53d6\uff0c\u83b7\u53d6\u7684\u8017\u65f6\u80af\u5b9a\u6bd4Redis\u76f4\u63a5\u8bfb\u53d6\u6162\u7684\u591a\uff0c\u6240\u4ee5\u8fd9\u4e5f\u662fRedis\u4ea7\u751f\u5ef6\u8fdf\u7684\u4e00\u4e2a\u539f\u56e0\u3002<\/p>\n<h3>\u5982\u4f55\u89e3\u51b3\u8f93\u5165\u7f13\u51b2\u533a\u6ea2\u51fa<\/h3>\n<p>\u8f93\u5165\u7f13\u51b2\u533a\u6ea2\u51fa\u672c\u8d28\u5c31\u662f\u7f13\u51b2\u533a\u7684\u5bb9\u91cf\u4e0d\u591f\uff0c\u6240\u4ee5\u7b2c\u4e00\u4e2a\u601d\u8def\u5c31\u662f\u6269\u5927\u8f93\u5165\u7f13\u51b2\u533a\u7684\u5927\u5c0f\uff0c\u5f88\u4e0d\u5e78Redis\u6ca1\u6709\u63d0\u4f9b\u7ed9\u6211\u4eec\u4fee\u6539\u8f93\u5165\u7f13\u51b2\u533a\u5927\u5c0f\u7684\u914d\u7f6e\uff0cRedis\u8981\u6c42\u6bcf\u4e2a\u5ba2\u6237\u7aef\u7684\u8f93\u5165\u7f13\u51b2\u533a\u6700\u5927\u4e0d\u80fd\u8d85\u8fc71G\uff0c<strong>\u6ce8\u610f\u662f\u6bcf\u4e2a\u5ba2\u6237\u7aef\uff01\uff01\uff01<\/strong>\uff0c\u5982\u679c\u5ba2\u6237\u7aef\u7684\u8f93\u5165\u7f13\u51b2\u533a\u8d85\u8fc7\u4e00\u4e2a1G\u5c06\u5173\u95ed\u5ba2\u6237\u7aef\u8fde\u63a5\uff0c\u6240\u4ee5\u8fd9\u4e2a\u662f\u884c\u4e0d\u901a\u7684\u3002<\/p>\n<p>\u90a3\u5c31\u53ea\u80fd\u4ece\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u7684\u5927\u5c0f\u4ee5\u53ca\u670d\u52a1\u7aef\u5904\u7406\u547d\u4ee4\u7684\u901f\u5ea6\uff0c\u5ba2\u6237\u7aef\u9700\u8981\u907f\u514dbigkey\u7684\u5199\u5165bigkey\u7684\u52a3\u52bf\u592a\u591a\u4e00\u822c\u90fd\u9700\u8981\u62c6\u5206\uff0c\u7b2c\u4e8c\u670d\u52a1\u7aef\u7684\u547d\u4ee4\u5904\u7406\u901f\u5ea6\u8fd9\u4e2a\u4e00\u822c\u4f9d\u8d56\u4e8e\u4e3b\u7ebf\u7a0b\u662f\u5426\u963b\u585e\uff0c\u9700\u8981\u5c3d\u91cf\u7684\u907f\u514d\u4e00\u4e9b\u963b\u585e\u64cd\u4f5c\u5982AOF\u6587\u4ef6\u91cd\u5199\uff0c\u952e\u503c\u5220\u9664\uff0cfork\u7ebf\u7a0b\u7b49\u7b49\u3002<\/p>\n<h2>\u5e94\u5bf9\u8f93\u51fa\u7f13\u51b2\u533a\u6ea2\u51fa<\/h2>\n<p>\u5bf9\u4e8e\u670d\u52a1\u7aef\u800c\u8a00\uff0c\u5ba2\u6237\u7aef\u7684\u8f93\u5165\u4fe1\u606f\u901a\u5e38\u90fd\u662f\u4e0d\u53ef\u9884\u6d4b\u7684\uff0c\u4f46\u662f\u8f93\u51fa\u4fe1\u606f\u5927\u591a\u53ef\u4ee5\u9884\u6d4b\uff0c\u5982Set\u547d\u4ee4\u8fd4\u56de\u4fe1\u606f\u53ea\u662f\u4e00\u4e2a\u7b80\u5355\u7684OK\uff0c\u53c8\u5982\u4e00\u4e9b\u62a5\u9519\u4fe1\u606f\uff0cRedis\u4e3a\u8fd9\u4e9b\u4e0d\u53d8\u7684\u8fd4\u56de\u4fe1\u606f\u5206\u914d\u4e8616KB\u7684\u56fa\u5b9a\u7f13\u51b2\u7a7a\u95f4\uff0c\u4e5f\u5c31\u662f\u8bf4\u8f93\u51fa\u7f13\u51b2\u533a\u5206\u4e3a\u4e24\u4e2a\u90e8\u5206\u4e00\u90e8\u5206\u662f\u8f93\u51fa\u7f13\u51b2\u533a\u56fa\u5b9a\u8fd4\u56de\u4fe1\u606f\uff0c\u4e00\u90e8\u5206\u662f\u53ef\u53d8\u7684\u8fd4\u56de\u4fe1\u606f\u3002<\/p>\n<p>\u8f93\u51fa\u7f13\u51b2\u533a\u6ea2\u51fa\u5206\u4e3a\u4e09\u79cd\u60c5\u51b5<\/p>\n<ul>\n<li>\u8f93\u51fabigkey\u7b49\u5bb9\u91cf\u5927\u7684\u952e\u503c\u3002<\/li>\n<li>\u5ba2\u6237\u7aef\u6267\u884cMonitor\u547d\u4ee4\uff0c\u76d1\u63a7Redis\u6267\u884c\u3002<\/li>\n<li>\u7f13\u51b2\u533a\u8bbe\u7f6e\u4e0d\u5408\u7406\u3002<\/li>\n<\/ul>\n<p>bigkey\u662f\u8001\u751f\u5e38\u8c08\u7684\u4e00\u4e2a\u95ee\u9898\uff0c\u5f53\u670d\u52a1\u7aef\u8f93\u51fa\u4e00\u4e2abigkey\u6216\u8005keys\u8fd9\u7c7b\u547d\u4ee4\uff0c\u5bf9\u8f93\u51fa\u7f13\u51b2\u533a\u7684\u8003\u9a8c\u662f\u975e\u5e38\u5927\u7684\uff0c\u56e0\u4e3a\u67e5\u8be2\u7684\u4e00\u77ac\u95f4\u4f1a\u5360\u636e\u8f93\u5165\u7f13\u51b2\u533a\u5927\u91cf\u7684\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n<h3>Monitor\u547d\u4ee4\u7684\u6267\u884c<\/h3>\n<p>Monitor\u547d\u4ee4\u4e00\u822c\u662f\u4e00\u4e2adebug\u547d\u4ee4\uff0c\u7528\u6765\u76d1\u63a7Redis\u7684\u5177\u4f53\u6267\u884c\u60c5\u51b5\uff0c\u80fd\u591f\u8fd4\u56de\u670d\u52a1\u5668\u5904\u7406\u7684\u6bcf\u4e00\u4e2a\u547d\u4ee4\u3002<\/p>\n<pre>127.0.0.1:6379&gt; monitor\nOK\n1652184977.609761 [0 127.0.0.1:50484] \"get\" \"name\"\n1652185391.529292 [0 127.0.0.1:50484] \"set\" \"test\" \"lisi\"\n......\n\n<\/pre>\n<p>\u4e00\u76f4\u8fd0\u884cmonitor\u5c06\u4e00\u76f4\u5360\u636e\u8f93\u51fa\u7f13\u51b2\u533a\uff0c\u4e5f\u5c31\u662f\u8bf4\u5360\u636e\u65f6\u95f4\u8d8a\u957f\uff0c\u8d8a\u5bb9\u6613\u9020\u6210\u8f93\u51fa\u7f13\u51b2\u533a\u7684\u6ea2\u51fa\uff0c\u6240\u4ee5Monitor\u547d\u4ee4\u4ec5\u4ec5\u53ea\u9002\u7528\u4e8e\u8c03\u8bd5\u73af\u5883\uff0c\u4e0d\u80fd\u5728\u751f\u4ea7\u4e0a\u6267\u884c\u8fd9\u4e9b\u547d\u4ee4\u3002<\/p>\n<h3>\u8f93\u51fa\u7f13\u51b2\u533a\u8bbe\u7f6e\u4e0d\u5408\u7406<\/h3>\n<p>\u8f93\u5165\u7f13\u51b2\u533a\u7684\u5927\u5c0f\u4e0d\u80fd\u8bbe\u7f6e\uff0c\u4f46\u662f\u8f93\u51fa\u7f13\u51b2\u533a\u7684\u662f\u53ef\u4ee5\u8bbe\u7f6e\u7684\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u9879<code>client-output-buffer-limit<\/code>\u6765\u8bbe\u7f6e\uff0c\u8bbe\u7f6e\u7684\u5185\u5bb9\u5c31\u662f\u4e24\u90e8\u5206<\/p>\n<ul>\n<li>\u7f13\u51b2\u533a\u7684\u5185\u5b58\u5927\u5c0f\uff0c\u5f53\u8d85\u8fc7\u7f13\u51b2\u533a\u914d\u7f6e\u7684\u5927\u5c0f\uff0c\u670d\u52a1\u7aef\u4f1a\u5173\u95ed\u548c\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002<\/li>\n<li>\u6301\u7eed\u5199\u5165\u7684\u65f6\u95f4\u9650\u5236\u548c\u6301\u7eed\u5199\u5165\u7684\u5bb9\u91cf\u9650\u5236\uff0c\u5f53\u8d85\u8fc7\u6301\u7eed\u5199\u5165\u65f6\u95f4\u9650\u5236\u548c\u5bb9\u91cf\u9650\u5236\uff0c\u670d\u52a1\u7aef\u4e5f\u4f1a\u5f3a\u5236\u5173\u95ed\u548c\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<p><strong>\u5ba2\u6237\u7aef\u79cd\u7c7b<\/strong><\/p>\n<p>\u5728\u804a\u7f13\u51b2\u533a\u914d\u7f6e\u65f6\uff0c\u6211\u4eec\u9700\u8981\u5148\u4e86\u89e3\u4e0b\u5ba2\u6237\u7aef\u7684\u79cd\u7c7b\uff0c\u672c\u6587\u4e2d\u5f3a\u8c03\u7684\u5ba2\u6237\u7aef\u5e76\u4e0d\u662f\u5355\u7eaf\u6307\u901a\u8fc7\u547d\u4ee4<code>.\/redis-cli -c -h 127.0.0.1 -p 6379<\/code>\u53bb\u8fde\u63a5Redis\u670d\u52a1\u5668\u8fd9\u7c7b\u5ba2\u6237\u7aef\u79f0\u4e3a\u5e38\u89c4\u5ba2\u6237\u7aef\uff0c\u6211\u4eec\u8fd8\u6709\u901a\u8fc7\u6d88\u606f\u8ba2\u9605Redis\u9891\u9053\u7684\u5ba2\u6237\u7aef\uff0c\u8fd8\u6709\u4e00\u79cd\u6700\u4e3a\u7279\u6b8a\u7684\u4e3b\u4ece\u540c\u6b65\uff0c\u4ece\u8282\u70b9\u4e5f\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u5ba2\u6237\u7aef\u79f0\u4e3a\u4ece\u8282\u70b9\u5ba2\u6237\u7aef\u3002<\/p>\n<p>\u914d\u7f6e\u9879<code>client-output-buffer-limit<\/code>\u4e5f\u662f\u9488\u5bf9\u8fd9\u4e09\u79cd\uff0c\u7ed9\u51fa\u4e86\u4e0d\u4e00\u6837\u7684\u914d\u7f6e\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n<pre>## \u666e\u901a\u5ba2\u6237\u7aef\u914d\u7f6e\nclient-output-buffer-limit normal 0 0 0\n## \u4ece\u8282\u70b9\u5ba2\u6237\u7aef\u914d\u7f6e\nclient-output-buffer-limit replica 256mb 64mb 60\n## \u6d88\u606f\u8ba2\u9605\u9891\u9053\u7684\u5ba2\u6237\u7aef\nclient-output-buffer-limit pubsub 32mb 8mb 60\n\n######################\u914d\u7f6e\u89e3\u91ca######################\n## \u7b2c\u4e00\u4e2a\u53c2\u6570\uff1a\u4ee3\u8868\u5206\u914d\u7ed9\u5ba2\u6237\u7aef\u7684\u7f13\u5b58\u5927\u5c0f\uff0c\u4e3a0\u4ee3\u8868\u6ca1\u6709\u9650\u5236\n## \u7b2c\u4e8c\u4e2a\u53c2\u6570\uff1a\u8868\u793a\u6301\u7eed\u5199\u5165\u7684\u6700\u5927\u5185\u5b58\uff0c\u4e3a0\u4ee3\u8868\u6ca1\u6709\u9650\u5236\n## \u7b2c\u4e09\u4e2a\u53c2\u6570\uff1a\u8868\u793a\u6301\u7eed\u5199\u5165\u7684\u6700\u957f\u65f6\u95f4\uff0c\u4e3a0\u4ee3\u8868\u6ca1\u6709\u9650\u5236\n\n<\/pre>\n<p><strong>\u666e\u901a\u5ba2\u6237\u7aef\u8bbe\u7f6e<\/strong><\/p>\n<p>\u666e\u901a\u5ba2\u6237\u7aef\u5c31\u662f\u4f20\u8f93\u7684\u4e00\u4e9b\u666e\u901a\u7684\u6307\u4ee4\uff0c\u4e00\u4e2a\u6307\u4ee4\u53d1\u9001\u5b8c\u9700\u8981\u7b49\u5f85\u5176\u8fd4\u56de\u540e\u624d\u4f1a\u53d1\u9001\u4e0b\u4e00\u4e2a\u6307\u4ee4\uff0c\u4e5f\u5c31\u662f\u8bf4\u53ea\u8981\u4e0d\u662f\u8fd4\u56de\u7684bigkey\u6570\u636e\uff0c\u5360\u7528\u8f93\u51fa\u7f13\u51b2\u533a\u7684\u5185\u5b58\u5c31\u6781\u5c11\uff0c\u80fd\u591f\u7acb\u5373\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u54cd\u5e94\uff0c\u6240\u4ee5\u4e00\u822c\u6b63\u5e38\u5ba2\u6237\u7aef\u9ed8\u8ba4\u914d\u7f6e\u90fd\u662f0\uff0c\u4e5f\u5c31\u662f\u4e0d\u9650\u5236\u3002<\/p>\n<p><strong>\u6d88\u606f\u8ba2\u9605\u9891\u9053\u5ba2\u6237\u7aef<\/strong><\/p>\n<p>\u5f53\u8ba2\u9605\u9891\u9053\u4ea7\u751f\u6d88\u606f\u540e\uff0c\u4f1a\u5c06\u6d88\u606f\u901a\u8fc7\u8f93\u51fa\u7f13\u51b2\u533a\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\uff0c\u8fd9\u79cd\u5c5e\u4e8e\u975e\u963b\u585e\u7684\u65b9\u5f0f\uff0c\u4e00\u77ac\u95f4\u53ef\u80fd\u6709\u591a\u4e2a\u6307\u4ee4\u5230\u8fbe\uff0c\u6240\u4ee5\u9700\u8981\u6307\u5b9a\u7f13\u51b2\u533a\u5927\u5c0f\u3002<\/p>\n<p><strong>\u5982\u4f55\u89e3\u51b3\u8f93\u51fa\u7f13\u51b2\u533a\u6ea2\u51fa<\/strong><\/p>\n<p>\u5230\u8fd9\u91cc\u5176\u5b9e\u6211\u4eec\u5df2\u7ecf\u80fd\u591f\u5f97\u5230\u8f93\u51fa\u7f13\u51b2\u533a\u6ea2\u51fa\u7684\u89e3\u51b3\u65b9\u6848\u4e86<\/p>\n<ul>\n<li>bigkey\u5e94\u5f53\u907f\u514d\u4f7f\u7528\u3002<\/li>\n<li>Monitor\u547d\u4ee4\u53ea\u5728\u8c03\u8bd5\u7684\u65f6\u5019\u4f7f\u7528\uff0c\u4e0d\u80fd\u5e94\u7528\u5230\u751f\u4ea7\u3002<\/li>\n<li>\u5408\u7406\u8bbe\u7f6e\u8f93\u51fa\u7f13\u51b2\u533a\u4e0a\u9650\u3001\u6301\u7eed\u5199\u5165\u65f6\u95f4\u4e0a\u9650\u4ee5\u53ca\u6301\u7eed\u5199\u5165\u5185\u5b58\u5bb9\u91cf\u4e0a\u9650\u3002<\/li>\n<\/ul>\n<h2>\u4e3b\u4ece\u96c6\u7fa4\u4e2d\u7684\u7f13\u51b2\u533a<\/h2>\n<p>\u9664\u4e86\u8f93\u5165\u7f13\u51b2\u533a\u548c\u8f93\u51fa\u7f13\u51b2\u533a\u5916\u5728\u4e3b\u4ece\u96c6\u7fa4\u573a\u666f\u4e0b\u8fd8\u5b58\u5728\u4e24\u79cd\u7f13\u51b2\u533a\uff0c\u6211\u4eec\u79f0\u4e3a\u590d\u5236\u7f13\u51b2\u533a\u548c\u590d\u5236\u79ef\u538b\u7f13\u51b2\u533a\uff0c\u8fd9\u4e24\u4e2a\u7f13\u51b2\u533a\u7684\u6ea2\u51fa\u548c\u8f93\u5165\u8f93\u51fa\u7f13\u51b2\u533a\u7a0d\u6709\u4e0d\u540c\u3002<\/p>\n<h3>\u590d\u5236\u7f13\u51b2\u533a<\/h3>\n<p>\u590d\u5236\u7f13\u51b2\u533a\u8fd9\u4e2a\u540d\u8bcd\u770b\u7740\u5f88\u964c\u751f\uff0c\u4f46\u662f\u6211\u4eec\u4e4b\u524d\u5728\u804a\u4e3b\u4ece\u540c\u6b65\u65f6\u8bb2\u8fc7\uff0c\u4e3b\u4ece\u5168\u91cf\u540c\u6b65\u671f\u95f4\u4ece\u8282\u70b9\u4f1a\u52a0\u8f7d\u4e3b\u8282\u70b9\u7684RDB\u6587\u4ef6\uff0c\u8fd9\u65f6\u4e3b\u8282\u70b9\u540c\u6837\u8fd8\u80fd\u5199\u5165\u6570\u636e\uff0c\u4f46\u662f\u4ece\u8282\u70b9\u5728\u52a0\u8f7dRDB\u6587\u4ef6\u6ca1\u529e\u6cd5\u5b9e\u65f6\u540c\u6b65\uff0c\u6240\u4ee5Redis\u5c31\u4e3a\u6bcf\u4e00\u4e2a\u4ece\u8282\u70b9\u5f00\u8f9f\u4e86\u4e00\u7247\u7a7a\u95f4\uff0c\u7528\u6765\u5b58\u653e\u4e3b\u4ece\u5168\u91cf\u540c\u6b65\u671f\u95f4\u4ea7\u751f\u7684\u64cd\u4f5c\u547d\u4ee4\uff0c\u8fd9\u5c31\u662freplication buffer\uff0c\u4e5f\u5c31\u662f\u590d\u5236\u7f13\u51b2\u533a\u3002<\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20221229\/167231521363ad814d8cd65.png\" class=\"aligncenter\"><\/p>\n<h3>\u590d\u5236\u7f13\u51b2\u533a\u6ea2\u51fa<\/h3>\n<p>\u590d\u5236\u7f13\u51b2\u533a\u4ec0\u4e48\u65f6\u5019\u4f1a\u6ea2\u51fa\u5462\uff1f<\/p>\n<ul>\n<li>\u5f53\u4ece\u8282\u70b9\u5728\u52a0\u8f7dRDB\u6587\u4ef6\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u5982\u679c\u5b58\u5728\u5927\u91cf\u7684\u5199\u64cd\u4f5c\u5c31\u4f1a\u9020\u6210\u590d\u5236\u7f13\u51b2\u533a\u5185\u5b58\u6ea2\u51fa\u3002<\/li>\n<li>\u4ece\u8282\u70b9\u52a0\u8f7dRDB\u6587\u4ef6\u7684\u65f6\u95f4\u8fc7\u957f\u3002<\/li>\n<\/ul>\n<p>\u53d1\u751f\u6ea2\u51fa\u540e\uff0c\u4e3b\u8282\u70b9\u4f1a\u5173\u95ed\u4e0e\u4ece\u8282\u70b9\u7684\u8fde\u63a5\uff0c\u5bfc\u81f4\u5168\u91cf\u540c\u6b65\u5931\u8d25\u3002<\/p>\n<p><strong>\u89e3\u51b3\u590d\u5236\u7f13\u51b2\u533a\u6ea2\u51fa<\/strong><\/p>\n<p>\u63a7\u5236\u4e3b\u8282\u70b9\u5b9e\u4f8b\u7684\u5927\u5c0f\uff0c\u51cf\u5c0f\u751f\u6210\u7684RDB\u6587\u4ef6\uff0c\u8fd9\u6837\u5c31\u80fd\u51cf\u5c11\u4ece\u8282\u70b9\u52a0\u8f7dRDB\u6587\u4ef6\u7684\u65f6\u95f4\uff0c\u51cf\u5c0f\u590d\u5236\u7f13\u51b2\u533a\u7684\u538b\u529b\u3002<\/p>\n<p>\u4ece\u8282\u70b9\u5176\u672c\u8d28\u5c31\u662f\u4e3b\u8282\u70b9\u7684\u7279\u6b8a\u5ba2\u6237\u7aef\uff0c\u6240\u4ee5\u4f7f\u7528\u7684\u662f\u8f93\u51fa\u7f13\u51b2\u533a\uff08\u4e5f\u5c31\u662f\u6307replication buffer\uff09\uff0c\u53ef\u4ee5\u8bbe\u7f6e<code>client-output-buffer-limit replica 256mb 64mb 60<\/code>\u6269\u5927\u7f13\u51b2\u533a\u5927\u5c0f\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a\u4e3b\u8282\u70b9\u4e0a\u7684\u590d\u5236\u7f13\u51b2\u533a\u4f1a\u4e3a\u6bcf\u4e00\u4e2a\u4ece\u8282\u70b9\u5206\u914d\u4e00\u4e2a\uff0c\u90a3\u4e48\u4ece\u8282\u70b9\u7684\u6570\u91cf\u8fc7\u591a\u5373\u4f7f\u6bcf\u4e2a\u4ece\u8282\u70b9\u6ca1\u6709\u8fbe\u5230maxmemory\uff0c\u4f46\u7d2f\u52a0\u7684\u7ed3\u679c\u4e5f\u4f1a\u7ed9\u4e3b\u8282\u70b9\u5e26\u6765\u5185\u5b58\u538b\u529b<\/strong>\u3002<\/p>\n<h3>\u590d\u5236\u79ef\u538b\u7f13\u51b2\u533a<\/h3>\n<p>\u590d\u5236\u79ef\u538b\u7f13\u51b2\u533a\u6ea2\u51fa<\/p>\n<p>\u4e3b\u4ece\u96c6\u7fa4\u5728\u5199\u64cd\u4f5c\u65f6\u4f1a\u5c06\u64cd\u4f5c\u5199\u5165\u590d\u5236\u7f13\u51b2\u533a\u548c\u590d\u5236\u79ef\u538b\u7f13\u51b2\u533a\u4e2d\uff0c\u4e00\u65e6\u7f51\u7edc\u53d1\u9001\u6545\u969c\u540e\u6062\u590d\u8fde\u63a5\uff0c\u57282.8\u7248\u672c\u4e4b\u524d\u4e3b\u4ece\u8282\u70b9\u4f1a\u8fdb\u884c\u5168\u91cf\u540c\u6b65\u5f00\u9500\u975e\u5e38\u5927\uff0c\u6240\u4ee52.8\u7248\u672c\u540e\u8fd8\u662f\u91c7\u7528\u4e86\u589e\u91cf\u540c\u6b65\uff0c\u4ec5\u4ec5\u5c06\u7f51\u7edc\u65ad\u5f00\u8fd9\u6bb5\u65f6\u95f4\u7684\u64cd\u4f5c\u540c\u6b65\u7ed9\u4ece\u8282\u70b9\uff0c\u6240\u4ee5\u5728\u7f51\u7edc\u6062\u590d\u8fde\u63a5\u540e\u4ece\u8282\u70b9\u4f1a\u5c06\u81ea\u5df1\u7684\u590d\u5236\u504f\u79fb\u91cfslave_repl_offset\u53d1\u9001\u7ed9\u4e3b\u8282\u70b9\uff0c\u4e3b\u8282\u70b9\u5c06\u81ea\u8eab\u7684\u5199\u5165\u504f\u79fb\u91cfmaster_repl_offset\u548cslave_repl_offset\u5728\u590d\u5236\u79ef\u538b\u7f13\u51b2\u533a\u4e2d\u505a\u5bf9\u6bd4\u5f97\u5230\u7f51\u7edc\u65ad\u8fde\u671f\u95f4\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u590d\u5236\u79ef\u538b\u7f13\u51b2\u533a\u53c8\u53ebrepl_backlog_buffer\uff0c\u662f\u4e00\u4e2a\u73af\u5f62\u7f13\u51b2\u533a\uff0c\u540c\u6b65\u793a\u610f\u56fe\u5982\u4e0b\u3002<\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20221229\/167231521463ad814e00542.png\" 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