{"id":1517,"date":"2020-06-08T16:19:44","date_gmt":"2020-06-08T08:19:44","guid":{"rendered":"http:\/\/39.97.231.10\/?p=1517"},"modified":"2020-06-08T16:19:44","modified_gmt":"2020-06-08T08:19:44","slug":"kafka%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5%e4%b8%8e%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=1517","title":{"rendered":"Kafka\u57fa\u672c\u6982\u5ff5\u4e0e\u539f\u7406"},"content":{"rendered":"<h2>Kafka\u4ecb\u7ecd<\/h2>\n<p>Apache Kafka\u7531\u8457\u540d\u804c\u4e1a\u793e\u4ea4\u516c\u53f8LinkedIn\u5f00\u53d1\uff0c\u6700\u521d\u662f\u88ab\u8bbe\u8ba1\u7528\u6765\u89e3\u51b3LinkedIn\u516c\u53f8\u5185\u90e8\u6d77\u91cf\u65e5\u5fd7\u4f20\u8f93\u7b49\u95ee\u9898\u3002Kafka\u4f7f\u7528Scala\u8bed\u8a00\u7f16\u5199\uff0c\u4e8e2011\u5e74\u5f00\u6e90\u5e76\u8fdb\u5165Apache\u5b75\u5316\u5668\uff0c2012\u5e7410\u6708\u6b63\u5f0f\u6bd5\u4e1a\uff0c\u73b0\u5728\u4e3aApache\u9876\u7ea7\u9879\u76ee\u3002\u672c\u6587\u65e8\u5728\u4f7f\u8bfb\u8005\u5bf9Kafka\u6709\u4e00\u4e2a\u8f83\u4e3a\u57fa\u672c\u548c\u5168\u9762\u7684\u8ba4\u8bc6\u3002<\/p>\n<h2>\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Kafka\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u6570\u636e\u6d41\u5e73\u53f0\uff0c\u53ef\u4ee5\u8fd0\u884c\u5728\u5355\u53f0\u670d\u52a1\u5668\u4e0a\uff0c\u4e5f\u53ef\u4ee5\u5728\u591a\u53f0\u670d\u52a1\u5668\u4e0a\u90e8\u7f72\u5f62\u6210\u96c6\u7fa4\u3002\u5b83\u63d0\u4f9b\u4e86\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u53d1\u9001\u6570\u636e\u5230Kafka\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u4eceKafka\u4e2d\u8bfb\u53d6\u6570\u636e\uff08\u4ee5\u4fbf\u8fdb\u884c\u540e\u7eed\u7684\u5904\u7406\uff09\u3002Kafka\u5177\u6709\u9ad8\u541e\u5410\u3001\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u5bb9\u9519\u7b49\u7279\u70b9\u3002\u4e0b\u9762\u4ecb\u7ecd\u4e00\u4e0bKafka\u4e2d\u5e38\u7528\u7684\u57fa\u672c\u6982\u5ff5\uff1a<\/p>\n<ul>\n<li>Broker<br \/>\n\u6d88\u606f\u961f\u5217\u4e2d\u5e38\u7528\u7684\u6982\u5ff5\uff0c\u5728Kafka\u4e2d\u6307\u90e8\u7f72\u4e86Kafka\u5b9e\u4f8b\u7684\u670d\u52a1\u5668\u8282\u70b9\u3002<\/li>\n<li>Topic<br \/>\n\u7528\u6765\u533a\u5206\u4e0d\u540c\u7c7b\u578b\u4fe1\u606f\u7684\u4e3b\u9898\u3002\u6bd4\u5982\u5e94\u7528\u7a0b\u5e8fA\u8ba2\u9605\u4e86\u4e3b\u9898t1\uff0c\u5e94\u7528\u7a0b\u5e8fB\u8ba2\u9605\u4e86\u4e3b\u9898t2\u800c\u6ca1\u6709\u8ba2\u9605t1\uff0c\u90a3\u4e48\u53d1\u9001\u5230\u4e3b\u9898t1\u4e2d\u7684\u6570\u636e\u5c06\u53ea\u80fd\u88ab\u5e94\u7528\u7a0b\u5e8fA\u8bfb\u5230\uff0c\u800c\u4e0d\u4f1a\u88ab\u5e94\u7528\u7a0b\u5e8fB\u8bfb\u5230\u3002<\/li>\n<li>Partition<br \/>\n\u6bcf\u4e2atopic\u53ef\u4ee5\u6709\u4e00\u4e2a\u6216\u591a\u4e2apartition\uff08\u5206\u533a\uff09\u3002\u5206\u533a\u662f\u5728\u7269\u7406\u5c42\u9762\u4e0a\u7684\uff0c\u4e0d\u540c\u7684\u5206\u533a\u5bf9\u5e94\u7740\u4e0d\u540c\u7684\u6570\u636e\u6587\u4ef6\u3002Kafka\u4f7f\u7528\u5206\u533a\u652f\u6301\u7269\u7406\u4e0a\u7684\u5e76\u53d1\u5199\u5165\u548c\u8bfb\u53d6\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u4e86\u541e\u5410\u91cf\u3002<\/li>\n<li>Record<br \/>\n\u5b9e\u9645\u5199\u5165Kafka\u4e2d\u5e76\u53ef\u4ee5\u88ab\u8bfb\u53d6\u7684\u6d88\u606f\u8bb0\u5f55\u3002\u6bcf\u4e2arecord\u5305\u542b\u4e86key\u3001value\u548ctimestamp\u3002<\/li>\n<li>Producer<br \/>\n\u751f\u4ea7\u8005\uff0c\u7528\u6765\u5411Kafka\u4e2d\u53d1\u9001\u6570\u636e\uff08record\uff09\u3002<\/li>\n<li>Consumer<br \/>\n\u6d88\u8d39\u8005\uff0c\u7528\u6765\u8bfb\u53d6Kafka\u4e2d\u7684\u6570\u636e\uff08record\uff09\u3002<\/li>\n<li>Consumer Group<br \/>\n\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\u53ef\u4ee5\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u6d88\u8d39\u8005\u3002\u4f7f\u7528\u591a\u5206\u533a+\u591a\u6d88\u8d39\u8005\u65b9\u5f0f\u53ef\u4ee5\u6781\u5927\u63d0\u9ad8\u6570\u636e\u4e0b\u6e38\u7684\u5904\u7406\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h2>\u57fa\u672c\u539f\u7406<\/h2>\n<h4>Topic\u548c\u6570\u636e\u65e5\u5fd7<\/h4>\n<p>\u4e3b\u9898\u662f\u540c\u4e00\u7c7b\u522b\u7684\u6d88\u606f\u8bb0\u5f55\uff08record\uff09\u7684\u96c6\u5408\u3002\u5728Kafka\u4e2d\uff0c\u4e00\u4e2a\u4e3b\u9898\u901a\u5e38\u6709\u591a\u4e2a\u8ba2\u9605\u8005\u3002\u5bf9\u4e8e\u6bcf\u4e2a\u4e3b\u9898\uff0cKafka\u96c6\u7fa4\u7ef4\u62a4\u4e86\u4e00\u4e2a\u5206\u533a\u6570\u636e\u65e5\u5fd7\u6587\u4ef6\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n<div class=\\\"image-package\\\">\n<div class=\\\"image-container\\\">\n<div class=\\\"image-container-fill\\\"><\/div>\n<div class=\\\"image-view\\\" data-width=\\\"416\\\" data-height=\\\"267\\\"><img class=\\\"aligncenter\\\" src=\\\"\/\/upload-images.jianshu.io\/upload_images\/5141839-796d05f5cac4492d.png?imageMogr2\/auto-orient\/strip|imageView2\/2\/w\/416\/format\/webp\\\" data-original-src=\\\"\/\/upload-images.jianshu.io\/upload_images\/5141839-796d05f5cac4492d.png\\\" data-original-width=\\\"416\\\" data-original-height=\\\"267\\\" data-original-format=\\\"image\/png\\\" data-original-filesize=\\\"19550\\\" data-image-index=\\\"0\\\" \/><\/div>\n<\/div>\n<div class=\\\"image-caption\\\" style=\\\"text-align: center;\\\">Topic\u7ed3\u6784<\/div>\n<\/div>\n<p>\u6bcf\u4e2apartition\u90fd\u662f\u4e00\u4e2a\u6709\u5e8f\u5e76\u4e14\u4e0d\u53ef\u53d8\u7684\u6d88\u606f\u8bb0\u5f55\u96c6\u5408\u3002\u5f53\u65b0\u7684\u6570\u636e\u5199\u5165\u65f6\uff0c\u5c31\u88ab\u8ffd\u52a0\u5230partition\u7684\u672b\u5c3e\u3002\u5728\u6bcf\u4e2apartition\u4e2d\uff0c\u6bcf\u6761\u6d88\u606f\u90fd\u4f1a\u88ab\u5206\u914d\u4e00\u4e2a\u987a\u5e8f\u7684\u552f\u4e00\u6807\u8bc6\uff0c\u8fd9\u4e2a\u6807\u8bc6\u88ab\u79f0\u4e3aoffset\uff0c\u5373\u504f\u79fb\u91cf\u3002\u6ce8\u610f\uff0cKafka\u53ea\u4fdd\u8bc1\u5728\u540c\u4e00\u4e2apartition\u5185\u90e8\u6d88\u606f\u662f\u6709\u5e8f\u7684\uff0c\u5728\u4e0d\u540cpartition\u4e4b\u95f4\uff0c\u5e76\u4e0d\u80fd\u4fdd\u8bc1\u6d88\u606f\u6709\u5e8f\u3002<br \/>\nKafka\u53ef\u4ee5\u914d\u7f6e\u4e00\u4e2a\u4fdd\u7559\u671f\u9650\uff0c\u7528\u6765\u6807\u8bc6\u65e5\u5fd7\u4f1a\u5728Kafka\u96c6\u7fa4\u5185\u4fdd\u7559\u591a\u957f\u65f6\u95f4\u3002Kafka\u96c6\u7fa4\u4f1a\u4fdd\u7559\u5728\u4fdd\u7559\u671f\u9650\u5185\u6240\u6709\u88ab\u53d1\u5e03\u7684\u6d88\u606f\uff0c\u4e0d\u7ba1\u8fd9\u4e9b\u6d88\u606f\u662f\u5426\u88ab\u6d88\u8d39\u8fc7\u3002\u6bd4\u5982\u4fdd\u7559\u671f\u9650\u8bbe\u7f6e\u4e3a\u4e24\u5929\uff0c\u90a3\u4e48\u6570\u636e\u88ab\u53d1\u5e03\u5230Kafka\u96c6\u7fa4\u7684\u4e24\u5929\u4ee5\u5185\uff0c\u6240\u6709\u7684\u8fd9\u4e9b\u6570\u636e\u90fd\u53ef\u4ee5\u88ab\u6d88\u8d39\u3002\u5f53\u8d85\u8fc7\u4e24\u5929\uff0c\u8fd9\u4e9b\u6570\u636e\u5c06\u4f1a\u88ab\u6e05\u7a7a\uff0c\u4ee5\u4fbf\u4e3a\u540e\u7eed\u7684\u6570\u636e\u817e\u51fa\u7a7a\u95f4\u3002\u7531\u4e8eKafka\u4f1a\u5c06\u6570\u636e\u8fdb\u884c\u6301\u4e45\u5316\u5b58\u50a8\uff08\u5373\u5199\u5165\u5230\u786c\u76d8\u4e0a\uff09\uff0c\u6240\u4ee5\u4fdd\u7559\u7684\u6570\u636e\u5927\u5c0f\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u4e00\u4e2a\u6bd4\u8f83\u5927\u7684\u503c\u3002<\/p>\n<div class=\\\"image-package\\\">\n<div class=\\\"image-container\\\">\n<div class=\\\"image-container-fill\\\"><\/div>\n<div class=\\\"image-view\\\" data-width=\\\"2041\\\" data-height=\\\"1243\\\"><img class=\\\"aligncenter\\\" src=\\\"\/\/upload-images.jianshu.io\/upload_images\/5141839-072ac99eea4e4a0c.png?imageMogr2\/auto-orient\/strip|imageView2\/2\/w\/1200\/format\/webp\\\" data-original-src=\\\"\/\/upload-images.jianshu.io\/upload_images\/5141839-072ac99eea4e4a0c.png\\\" data-original-width=\\\"2041\\\" data-original-height=\\\"1243\\\" data-original-format=\\\"image\/png\\\" data-original-filesize=\\\"139259\\\" data-image-index=\\\"1\\\" \/><\/div>\n<\/div>\n<div class=\\\"image-caption\\\" style=\\\"text-align: center;\\\">Topic\u7684\u751f\u4ea7\u4e0e\u6d88\u8d39<\/div>\n<\/div>\n<p>\u4e8b\u5b9e\u4e0a\uff0c\u5728\u5355\u4e2a\u6d88\u8d39\u8005\u5c42\u9762\u4e0a\uff0c\u6bcf\u4e2a\u6d88\u8d39\u8005\u4fdd\u5b58\u7684\u552f\u4e00\u7684\u5143\u6570\u636e\u5c31\u662f\u5b83\u6240\u6d88\u8d39\u7684\u6570\u636e\u65e5\u5fd7\u6587\u4ef6\u7684\u504f\u79fb\u91cf\u3002\u504f\u79fb\u91cf\u662f\u7531\u6d88\u8d39\u8005\u6765\u63a7\u5236\u7684\uff0c\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6d88\u8d39\u8005\u4f1a\u5728\u8bfb\u53d6\u8bb0\u5f55\u65f6\u7ebf\u6027\u7684\u63d0\u9ad8\u5176\u504f\u79fb\u91cf\u3002\u4e0d\u8fc7\u7531\u4e8e\u504f\u79fb\u91cf\u662f\u7531\u6d88\u8d39\u8005\u63a7\u5236\uff0c\u6240\u4ee5\u6d88\u8d39\u8005\u53ef\u4ee5\u5c06\u504f\u79fb\u91cf\u8bbe\u7f6e\u5230\u4efb\u4f55\u4f4d\u7f6e\uff0c\u6bd4\u5982\u8bbe\u7f6e\u5230\u4ee5\u524d\u7684\u4f4d\u7f6e\u5bf9\u6570\u636e\u8fdb\u884c\u91cd\u590d\u6d88\u8d39\uff0c\u6216\u8005\u8bbe\u7f6e\u5230\u6700\u65b0\u4f4d\u7f6e\u6765\u8df3\u8fc7\u4e00\u4e9b\u6570\u636e\u3002<\/p>\n<h4>\u5bb9\u9519<\/h4>\n<p>\u6bcf\u4e2atopic\u7684\u5206\u533a\u90fd\u53ef\u4ee5\u5206\u5e03\u5728Kafka\u96c6\u7fa4\u7684\u4e0d\u540c\u670d\u52a1\u5668\u4e0a\u3002\u6bd4\u5982topic A\u6709partition 0,1,2\uff0c\u5206\u522b\u5206\u5e03\u5728Broker 1,2,3\u4e0a\u9762\u3002\u6bcf\u4e2a\u670d\u52a1\u5668\u90fd\u53ef\u4ee5\u5904\u7406\u5206\u5e03\u5728\u5b83\u4e0a\u9762\u7684\u5206\u533a\u7684\u5199\u5165\u548c\u8bfb\u53d6\u64cd\u4f5c\u3002\u53e6\u5916\uff0c\u6bcf\u4e2a\u5206\u533a\u4e5f\u53ef\u4ee5\u914d\u7f6e\u591a\u4e2a\u526f\u672c\u7528\u6765\u63d0\u9ad8\u5bb9\u9519\u6027\u3002<br \/>\n\u6bcf\u4e2apartition\u6709\u4e00\u4e2a\u670d\u52a1\u5668\u5145\u5f53\u201cleader\u201d\uff0c\u96f6\u81f3\u591a\u4e2a\u670d\u52a1\u5668\u5145\u5f53\u201cfollower\u201d\u3002Leader\u4f1a\u5904\u7406\u9488\u5bf9\u4e8e\u8fd9\u4e2a\u5206\u533a\u7684\u6240\u6709\u8bfb\u5199\u64cd\u4f5c\uff0c\u800cfollower\u53ea\u662f\u88ab\u52a8\u7684\u4eceleader\u4e2d\u590d\u5236\u6570\u636e\u3002\u5f53leader\u6302\u6389\u4e86\uff0c\u90a3\u4e48\u539f\u6709\u7684follower\u4f1a\u81ea\u52a8\u9009\u4e3e\u51fa\u4e00\u4e2a\u65b0\u7684leader\u3002\u6bcf\u53f0\u670d\u52a1\u5668\u90fd\u4f1a\u4f5c\u4e3a\u4e00\u4e9b\u5206\u533a\u7684leader\uff0c\u4e5f\u4f1a\u4f5c\u4e3a\u5176\u4ed6\u5206\u533a\u7684follower\uff0c\u6240\u4ee5Kafka\u96c6\u7fa4\u5185\u7684\u8d1f\u8f7d\u4f1a\u6bd4\u8f83\u5747\u8861\u3002<\/p>\n<h4>\u751f\u4ea7\u8005<\/h4>\n<p>\u751f\u4ea7\u8005\u53ef\u4ee5\u5c06\u6570\u636e\u5199\u5165\u5230\u9009\u5b9a\u7684\u4e3b\u9898\u3002\u751f\u4ea7\u8005\u8d1f\u8d23\u51b3\u5b9a\u8981\u5c06\u54ea\u6761\u8bb0\u5f55\u5199\u5165\u5230\u90a3\u4e2a\u5206\u533a\u5f53\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528\u8f6e\u8be2\u65b9\u5f0f\uff0c\u5373\u6bcf\u6b21\u53d6\u4e00\u5c0f\u6bb5\u65f6\u95f4\u7684\u6570\u636e\u5199\u5165\u67d0\u4e2apartition\uff0c\u4e0b\u4e00\u5c0f\u6bb5\u7684\u65f6\u95f4\u5199\u5165\u4e0b\u4e00\u4e2apartition\uff1b\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u5206\u533a\u51fd\u6570\uff08\u6bd4\u5982\u54c8\u5e0c\uff09\uff0c\u6839\u636erecord\u7684key\u503c\u5c06\u8bb0\u5f55\u5199\u5165\u4e0d\u540c\u7684\u5206\u533a\u3002<\/p>\n<h4>\u6d88\u8d39\u8005<\/h4>\n<p>\u591a\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u53ef\u4ee5\u7ec4\u6210\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\uff0c\u5e76\u7528\u4e00\u4e2a\u6807\u7b7e\u6765\u6807\u8bc6\u8fd9\u4e2a\u6d88\u8d39\u8005\u7ec4\u3002\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\u4e2d\u7684\u4e0d\u540c\u6d88\u8d39\u8005\u5b9e\u4f8b\u53ef\u4ee5\u8fd0\u884c\u5728\u4e0d\u540c\u7684\u8fdb\u7a0b\u751a\u81f3\u4e0d\u540c\u7684\u670d\u52a1\u5668\u4e0a\u3002<br 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data-original-src=\\\"\/\/upload-images.jianshu.io\/upload_images\/5141839-f1b16d7af33eb95a.png\\\" data-original-width=\\\"474\\\" data-original-height=\\\"252\\\" data-original-format=\\\"image\/png\\\" data-original-filesize=\\\"27069\\\" data-image-index=\\\"2\\\" \/><\/div>\n<\/div>\n<div class=\\\"image-caption\\\" style=\\\"text-align: center;\\\">\u6d88\u8d39\u8005\u7ec4\u6a21\u578b<\/div>\n<\/div>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\u3002\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4e00\u4e2a\u4e24\u4e2a\u8282\u70b9\u7684Kafka\u96c6\u7fa4\u4e0a\u62e5\u6709\u4e00\u4e2a\u56db\u4e2apartition\uff08P0-P3\uff09\u7684topic\u3002\u6709\u4e24\u4e2a\u6d88\u8d39\u8005\u7ec4\u90fd\u5728\u6d88\u8d39\u8fd9\u4e2atopic\u4e2d\u7684\u6570\u636e\uff0c\u6d88\u8d39\u8005\u7ec4A\u6709\u4e24\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\uff0c\u6d88\u8d39\u8005\u7ec4B\u6709\u56db\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u3002<br \/>\n\u4ece\u56fe\u4e2d\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u5728\u540c\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\u4e2d\uff0c\u6bcf\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u53ef\u4ee5\u6d88\u8d39\u591a\u4e2a\u5206\u533a\uff0c\u4f46\u662f\u6bcf\u4e2a\u5206\u533a\u6700\u591a\u53ea\u80fd\u88ab\u6d88\u8d39\u8005\u7ec4\u4e2d\u7684\u4e00\u4e2a\u5b9e\u4f8b\u6d88\u8d39\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5982\u679c\u6709\u4e00\u4e2a4\u4e2a\u5206\u533a\u7684\u4e3b\u9898\uff0c\u90a3\u4e48\u6d88\u8d39\u8005\u7ec4\u4e2d\u6700\u591a\u53ea\u80fd\u67094\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u53bb\u6d88\u8d39\uff0c\u591a\u51fa\u6765\u7684\u90fd\u4e0d\u4f1a\u88ab\u5206\u914d\u5230\u5206\u533a\u3002\u5176\u5b9e\u8fd9\u4e5f\u5f88\u597d\u7406\u89e3\uff0c\u5982\u679c\u5141\u8bb8\u4e24\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u540c\u65f6\u6d88\u8d39\u540c\u4e00\u4e2a\u5206\u533a\uff0c\u90a3\u4e48\u5c31\u65e0\u6cd5\u8bb0\u5f55\u8fd9\u4e2a\u5206\u533a\u88ab\u8fd9\u4e2a\u6d88\u8d39\u8005\u7ec4\u6d88\u8d39\u7684offset\u4e86\u3002\u5982\u679c\u5728\u6d88\u8d39\u8005\u7ec4\u4e2d\u52a8\u6001\u7684\u4e0a\u7ebf\u6216\u4e0b\u7ebf\u6d88\u8d39\u8005\uff0c\u90a3\u4e48Kafka\u96c6\u7fa4\u4f1a\u81ea\u52a8\u8c03\u6574\u5206\u533a\u4e0e\u6d88\u8d39\u8005\u5b9e\u4f8b\u95f4\u7684\u5bf9\u5e94\u5173\u7cfb\u3002<\/p>\n<h2>\u4f7f\u7528\u573a\u666f<\/h2>\n<p>\u4e0a\u9762\u4ecb\u7ecd\u4e86Kafka\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\u548c\u539f\u7406\uff0c\u90a3\u4e48Kafka\u53ef\u4ee5\u505a\u4ec0\u4e48\u5462\uff1f\u76ee\u524d\u4e3b\u6d41\u4f7f\u7528\u573a\u666f\u57fa\u672c\u5982\u4e0b\uff1a<\/p>\n<h4>\u6d88\u606f\u961f\u5217\uff08MQ\uff09<\/h4>\n<p>\u5728\u7cfb\u7edf\u67b6\u6784\u8bbe\u8ba1\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u4f7f\u7528\u6d88\u606f\u961f\u5217\uff08Message Queue\uff09\u2014\u2014MQ\u3002MQ\u662f\u4e00\u79cd\u8de8\u8fdb\u7a0b\u7684\u901a\u4fe1\u673a\u5236\uff0c\u7528\u4e8e\u4e0a\u4e0b\u6e38\u7684\u6d88\u606f\u4f20\u9012\uff0c\u4f7f\u7528MQ\u53ef\u4ee5\u4f7f\u4e0a\u4e0b\u6e38\u89e3\u8026\uff0c\u6d88\u606f\u53d1\u9001\u4e0a\u6e38\u53ea\u9700\u8981\u4f9d\u8d56MQ\uff0c\u903b\u8f91\u4e0a\u548c\u7269\u7406\u4e0a\u90fd\u4e0d\u9700\u8981\u4f9d\u8d56\u5176\u4ed6\u4e0b\u6e38\u670d\u52a1\u3002MQ\u7684\u5e38\u89c1\u4f7f\u7528\u573a\u666f\u5982\u6d41\u91cf\u524a\u5cf0\u3001\u6570\u636e\u9a71\u52a8\u7684\u4efb\u52a1\u4f9d\u8d56\u7b49\u7b49\u3002\u5728MQ\u9886\u57df\uff0c\u9664\u4e86Kafka\u5916\u8fd8\u6709\u4f20\u7edf\u7684\u6d88\u606f\u961f\u5217\u5982<a href=\\\"https:\/\/link.jianshu.com?t=http:\/\/activemq.apache.org\/\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener noreferrer\\\">ActiveMQ<\/a>\u548c<a href=\\\"https:\/\/link.jianshu.com?t=https:\/\/www.rabbitmq.com\/\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener noreferrer\\\">RabbitMQ<\/a>\u7b49\u3002<\/p>\n<h4>\u8ffd\u8e2a\u7f51\u7ad9\u6d3b\u52a8<\/h4>\n<p>Kafka\u6700\u51fa\u5c31\u662f\u88ab\u8bbe\u8ba1\u7528\u6765\u8fdb\u884c\u7f51\u7ad9\u6d3b\u52a8\uff08\u6bd4\u5982PV\u3001UV\u3001\u641c\u7d22\u8bb0\u5f55\u7b49\uff09\u7684\u8ffd\u8e2a\u3002\u53ef\u4ee5\u5c06\u4e0d\u540c\u7684\u6d3b\u52a8\u653e\u5165\u4e0d\u540c\u7684\u4e3b\u9898\uff0c\u4f9b\u540e\u7eed\u7684\u5b9e\u65f6\u8ba1\u7b97\u3001\u5b9e\u65f6\u76d1\u63a7\u7b49\u7a0b\u5e8f\u4f7f\u7528\uff0c\u4e5f\u53ef\u4ee5\u5c06\u6570\u636e\u5bfc\u5165\u5230\u6570\u636e\u4ed3\u5e93\u4e2d\u8fdb\u884c\u540e\u7eed\u7684\u79bb\u7ebf\u5904\u7406\u548c\u751f\u6210\u62a5\u8868\u7b49\u3002<\/p>\n<h4>Metrics<\/h4>\n<p>Kafka\u7ecf\u5e38\u88ab\u7528\u6765\u4f20\u8f93\u76d1\u63a7\u6570\u636e\u3002\u4e3b\u8981\u7528\u6765\u805a\u5408\u5206\u5e03\u5f0f\u5e94\u7528\u7a0b\u5e8f\u7684\u7edf\u8ba1\u6570\u636e\uff0c\u5c06\u6570\u636e\u96c6\u4e2d\u540e\u8fdb\u884c\u7edf\u4e00\u7684\u5206\u6790\u548c\u5c55\u793a\u7b49\u3002<\/p>\n<h4>\u65e5\u5fd7\u805a\u5408<\/h4>\n<p>\u5f88\u591a\u4eba\u4f7f\u7528Kafka\u4f5c\u4e3a\u65e5\u5fd7\u805a\u5408\u7684\u89e3\u51b3\u65b9\u6848\u3002\u65e5\u5fd7\u805a\u5408\u901a\u5e38\u6307\u5c06\u4e0d\u540c\u670d\u52a1\u5668\u4e0a\u7684\u65e5\u5fd7\u6536\u96c6\u8d77\u6765\u5e76\u653e\u5165\u4e00\u4e2a\u65e5\u5fd7\u4e2d\u5fc3\uff0c\u6bd4\u5982\u4e00\u53f0\u6587\u4ef6\u670d\u52a1\u5668\u6216\u8005HDFS\u4e2d\u7684\u4e00\u4e2a\u76ee\u5f55\uff0c\u4f9b\u540e\u7eed\u8fdb\u884c\u5206\u6790\u5904\u7406\u3002\u76f8\u6bd4\u4e8e<a href=\\\"https:\/\/link.jianshu.com?t=http:\/\/flume.apache.org\/\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener noreferrer\\\">Flume<\/a>\u548c<a href=\\\"https:\/\/link.jianshu.com?t=https:\/\/github.com\/facebookarchive\/scribe\/wiki\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener noreferrer\\\">Scribe<\/a>\u7b49\u65e5\u5fd7\u805a\u5408\u5de5\u5177\uff0cKafka\u5177\u6709\u66f4\u51fa\u8272\u7684\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kafka\u4ecb\u7ecd Apache Kafka\u7531\u8457\u540d\u804c\u4e1a\u793e\u4ea4\u516c\u53f8LinkedIn\u5f00\u53d1\uff0c\u6700\u521d\u662f\u88ab\u8bbe\u8ba1\u7528\u6765\u89e3\u51b3Linke &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=1517\"> <span class=\"screen-reader-text\">Kafka\u57fa\u672c\u6982\u5ff5\u4e0e\u539f\u7406<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[127,118],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"Kafka\u4ecb\u7ecd Apache Kafka\u7531\u8457\u540d\u804c\u4e1a\u793e\u4ea4\u516c\u53f8LinkedIn\u5f00\u53d1\uff0c\u6700\u521d\u662f\u88ab\u8bbe\u8ba1\u7528\u6765\u89e3\u51b3Linke&hellip;","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1517"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1517"}],"version-history":[{"count":0,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1517\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1517"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}