{"id":3043,"date":"2017-10-10T20:19:38","date_gmt":"2017-10-10T12:19:38","guid":{"rendered":"https:\/\/yanjingang.com\/blog\/?p=3043"},"modified":"2019-08-15T20:39:57","modified_gmt":"2019-08-15T12:39:57","slug":"%e6%88%91%e4%bb%a5%e4%b8%ba%e6%88%91%e5%af%b9kafka%e5%be%88%e4%ba%86%e8%a7%a3%ef%bc%8c%e7%9b%b4%e5%88%b0%e6%88%91%e7%9c%8b%e4%ba%86%e8%bf%99%e7%af%87%e6%96%87%e7%ab%a0","status":"publish","type":"post","link":"https:\/\/yanjingang.com\/blog\/?p=3043","title":{"rendered":"Kafka\u8bbe\u8ba1\u4e0e\u539f\u7406\u8be6\u89e3"},"content":{"rendered":"<h1>\u4e00\u3001Kafka \u7b80\u4ecb<\/h1>\n<hr \/>\n<h2>Kafka \u521b\u5efa\u80cc\u666f<\/h2>\n<p><strong>Kafka<\/strong>\u00a0\u662f\u4e00\u4e2a\u6d88\u606f\u7cfb\u7edf\uff0c\u539f\u672c\u5f00\u53d1\u81ea LinkedIn\uff0c\u7528\u4f5c LinkedIn \u7684\u6d3b\u52a8\u6d41\uff08Activity Stream\uff09\u548c\u8fd0\u8425\u6570\u636e\u5904\u7406\u7ba1\u9053\uff08Pipeline\uff09\u7684\u57fa\u7840\u3002\u73b0\u5728\u5b83\u5df2\u88ab\u591a\u5bb6\u4e0d\u540c\u7c7b\u578b\u7684\u516c\u53f8 \u4f5c\u4e3a\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\u7ba1\u9053\u548c\u6d88\u606f\u7cfb\u7edf\u4f7f\u7528\u3002<\/p>\n<p><strong>\u6d3b\u52a8\u6d41\u6570\u636e<\/strong>\u662f\u51e0\u4e4e\u6240\u6709\u7ad9\u70b9\u5728\u5bf9\u5176\u7f51\u7ad9\u4f7f\u7528\u60c5\u51b5\u505a\u62a5\u8868\u65f6\u90fd\u8981\u7528\u5230\u7684\u6570\u636e\u4e2d\u6700\u5e38\u89c4\u7684\u90e8\u5206\u3002\u6d3b\u52a8\u6570\u636e\u5305\u62ec\u9875\u9762\u8bbf\u95ee\u91cf\uff08Page View\uff09\u3001\u88ab\u67e5\u770b\u5185\u5bb9\u65b9\u9762\u7684\u4fe1\u606f\u4ee5\u53ca\u641c\u7d22\u60c5\u51b5\u7b49\u5185\u5bb9\u3002\u8fd9\u79cd\u6570\u636e\u901a\u5e38\u7684\u5904\u7406\u65b9\u5f0f\u662f\u5148\u628a\u5404\u79cd\u6d3b\u52a8\u4ee5\u65e5\u5fd7\u7684\u5f62\u5f0f\u5199\u5165\u67d0\u79cd\u6587\u4ef6\uff0c\u7136\u540e\u5468\u671f\u6027\u5730\u5bf9\u8fd9\u4e9b\u6587\u4ef6\u8fdb\u884c\u7edf\u8ba1\u5206\u6790\u3002<strong>\u8fd0\u8425\u6570\u636e<\/strong>\u6307\u7684\u662f\u670d\u52a1\u5668\u7684\u6027\u80fd\u6570\u636e\uff08CPU\u3001IO \u4f7f\u7528\u7387\u3001\u8bf7\u6c42\u65f6\u95f4\u3001\u670d\u52a1\u65e5\u5fd7\u7b49\u7b49\u6570\u636e)\u3002\u8fd0\u8425\u6570\u636e\u7684\u7edf\u8ba1\u65b9\u6cd5\u79cd\u7c7b\u7e41\u591a\u3002<\/p>\n<p>\u8fd1\u5e74\u6765\uff0c\u6d3b\u52a8\u548c\u8fd0\u8425\u6570\u636e\u5904\u7406\u5df2\u7ecf\u6210\u4e3a\u4e86\u7f51\u7ad9\u8f6f\u4ef6\u4ea7\u54c1\u7279\u6027\u4e2d\u4e00\u4e2a\u81f3\u5173\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\uff0c\u8fd9\u5c31\u9700\u8981\u4e00\u5957\u7a0d\u5fae\u66f4\u52a0\u590d\u6742\u7684\u57fa\u7840\u8bbe\u65bd\u5bf9\u5176\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n<h2>Kafka \u7b80\u4ecb<\/h2>\n<p>Kafka \u662f\u4e00\u79cd\u5206\u5e03\u5f0f\u7684\uff0c\u57fa\u4e8e\u53d1\u5e03 \/ \u8ba2\u9605\u7684\u6d88\u606f\u7cfb\u7edf\u3002\u4e3b\u8981\u8bbe\u8ba1\u76ee\u6807\u5982\u4e0b\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u4ee5\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O(1) \u7684\u65b9\u5f0f\u63d0\u4f9b\u6d88\u606f\u6301\u4e45\u5316\u80fd\u529b\uff0c\u5373\u4f7f\u5bf9 TB \u7ea7\u4ee5\u4e0a\u6570\u636e\u4e5f\u80fd\u4fdd\u8bc1\u5e38\u6570\u65f6\u95f4\u590d\u6742\u5ea6\u7684\u8bbf\u95ee\u6027\u80fd\u3002<\/li>\n<li>\u9ad8\u541e\u5410\u7387\u3002\u5373\u4f7f\u5728\u975e\u5e38\u5ec9\u4ef7\u7684\u5546\u7528\u673a\u5668\u4e0a\u4e5f\u80fd\u505a\u5230\u5355\u673a\u652f\u6301\u6bcf\u79d2 100K \u6761\u4ee5\u4e0a\u6d88\u606f\u7684\u4f20\u8f93\u3002<\/li>\n<li>\u652f\u6301 Kafka Server \u95f4\u7684\u6d88\u606f\u5206\u533a\uff0c\u53ca\u5206\u5e03\u5f0f\u6d88\u8d39\uff0c\u540c\u65f6\u4fdd\u8bc1\u6bcf\u4e2a Partition \u5185\u7684\u6d88\u606f\u987a\u5e8f\u4f20\u8f93\u3002<\/li>\n<li>\u540c\u65f6\u652f\u6301\u79bb\u7ebf\u6570\u636e\u5904\u7406\u548c\u5b9e\u65f6\u6570\u636e\u5904\u7406\u3002<\/li>\n<li>Scale out\uff1a\u652f\u6301\u5728\u7ebf\u6c34\u5e73\u6269\u5c55\u3002<\/li>\n<\/ul>\n<h2>Kafka \u57fa\u7840\u6982\u5ff5<\/h2>\n<h3>\u6982\u5ff5\u4e00\uff1a\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005<\/h3>\n<h3><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer.png\"><img loading=\"lazy\" class=\"alignnone size-large wp-image-3057\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer-1024x478.png\" alt=\"\" width=\"625\" height=\"292\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer-1024x478.png 1024w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer-300x140.png 300w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer-768x359.png 768w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer-624x291.png 624w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-consumer.png 1240w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><\/a><img class=\"img_loading\" title=\"\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" crossorigin=\"anonymous\" data-ratio=\"0.4669354838709677\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6A7pYWqQvSo7SIdicMetETicSGbK8mKFDdAmIyWCO6ibZFYxhuFrC16gJwg\/640?wx_fmt=png\" data-type=\"png\" data-w=\"1240\" \/><\/h3>\n<p>\u5bf9\u4e8e Kafka \u6765\u8bf4\u5ba2\u6237\u7aef\u6709\u4e24\u79cd\u57fa\u672c\u7c7b\u578b\uff1a<strong>\u751f\u4ea7\u8005\uff08Producer\uff09<\/strong>\u548c<strong>\u6d88\u8d39\u8005\uff08Consumer\uff09<\/strong>\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u8fd8\u6709\u7528\u6765\u505a\u6570\u636e\u96c6\u6210\u7684 Kafka Connect API \u548c\u6d41\u5f0f\u5904\u7406\u7684 Kafka Streams \u7b49\u9ad8\u9636\u5ba2\u6237\u7aef\uff0c\u4f46\u8fd9\u4e9b\u9ad8\u9636\u5ba2\u6237\u7aef\u5e95\u5c42\u4ecd\u7136\u662f\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005API\uff0c\u5b83\u4eec\u53ea\u4e0d\u8fc7\u662f\u5728\u4e0a\u5c42\u505a\u4e86\u5c01\u88c5\u3002<\/p>\n<p>\u8fd9\u5f88\u5bb9\u6613\u7406\u89e3\uff0c\u751f\u4ea7\u8005\uff08\u4e5f\u79f0\u4e3a\u53d1\u5e03\u8005\uff09\u521b\u5efa\u6d88\u606f\uff0c\u800c\u6d88\u8d39\u8005\uff08\u4e5f\u79f0\u4e3a\u8ba2\u9605\u8005\uff09\u8d1f\u8d23\u6d88\u8d39or\u8bfb\u53d6\u6d88\u606f\u3002<\/p>\n<h3>\u6982\u5ff5\u4e8c\uff1a\u4e3b\u9898\uff08Topic\uff09\u4e0e\u5206\u533a\uff08Partition\uff09<\/h3>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition.png\"><img loading=\"lazy\" class=\"alignnone size-large wp-image-3056\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition-1024x477.png\" alt=\"\" width=\"625\" height=\"291\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition-1024x477.png 1024w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition-300x140.png 300w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition-768x358.png 768w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition-624x291.png 624w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-topic-partition.png 1240w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><\/a><\/p>\n<p>\u5728 Kafka \u4e2d\uff0c\u6d88\u606f\u4ee5<strong>\u4e3b\u9898\uff08Topic\uff09<\/strong>\u6765\u5206\u7c7b\uff0c\u6bcf\u4e00\u4e2a\u4e3b\u9898\u90fd\u5bf9\u5e94\u4e00\u4e2a\u300c\u6d88\u606f\u961f\u5217\u300d\uff0c\u8fd9\u6709\u70b9\u513f\u7c7b\u4f3c\u4e8e\u6570\u636e\u5e93\u4e2d\u7684\u8868\u3002\u4f46\u662f\u5982\u679c\u6211\u4eec\u628a\u6240\u6709\u540c\u7c7b\u7684\u6d88\u606f\u90fd\u585e\u5165\u5230\u4e00\u4e2a\u201c\u4e2d\u5fc3\u201d\u961f\u5217\u4e2d\uff0c\u52bf\u5fc5\u7f3a\u5c11\u53ef\u4f38\u7f29\u6027\uff0c\u65e0\u8bba\u662f\u751f\u4ea7\u8005\/\u6d88\u8d39\u8005\u6570\u76ee\u7684\u589e\u52a0\uff0c\u8fd8\u662f\u6d88\u606f\u6570\u91cf\u7684\u589e\u52a0\uff0c\u90fd\u53ef\u80fd\u8017\u5c3d\u7cfb\u7edf\u7684\u6027\u80fd\u6216\u5b58\u50a8\u3002<\/p>\n<p>\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a\u751f\u6d3b\u4e2d\u7684\u4f8b\u5b50\u6765\u8bf4\u660e\uff1a\u73b0\u5728 A \u57ce\u5e02\u751f\u4ea7\u7684\u67d0\u5546\u54c1\u9700\u8981\u8fd0\u8f93\u5230 B \u57ce\u5e02\uff0c\u8d70\u7684\u662f\u516c\u8def\uff0c\u90a3\u4e48\u5355\u901a\u9053\u7684\u9ad8\u901f\u516c\u8def\u4e0d\u8bba\u662f\u5728\u300cA \u57ce\u5e02\u5546\u54c1\u589e\u591a\u300d\u8fd8\u662f\u300c\u73b0\u5728 C \u57ce\u5e02\u4e5f\u8981\u5f80 B \u57ce\u5e02\u8fd0\u8f93\u4e1c\u897f\u300d\u8fd9\u6837\u7684\u60c5\u51b5\u4e0b\u90fd\u4f1a\u51fa\u73b0\u300c\u541e\u5410\u91cf\u4e0d\u8db3\u300d\u7684\u95ee\u9898\u3002\u6240\u4ee5\u6211\u4eec\u73b0\u5728\u5f15\u5165<strong>\u5206\u533a\uff08Partition\uff09<\/strong>\u7684\u6982\u5ff5\uff0c\u7c7b\u4f3c\u201c\u5141\u8bb8\u591a\u4fee\u51e0\u6761\u9053\u201d\u7684\u65b9\u5f0f\u5bf9\u6211\u4eec\u7684\u4e3b\u9898\u5b8c\u6210\u4e86\u6c34\u5e73\u6269\u5c55\u3002<\/p>\n<h3>\u6982\u5ff5\u4e09\uff1aBroker \u548c\u96c6\u7fa4\uff08Cluster\uff09<\/h3>\n<p>\u4e00\u4e2a Kafka \u670d\u52a1\u5668\u4e5f\u79f0\u4e3a Broker\uff0c\u5b83\u63a5\u53d7\u751f\u4ea7\u8005\u53d1\u9001\u7684\u6d88\u606f\u5e76\u5b58\u5165\u78c1\u76d8\uff1bBroker \u540c\u65f6\u670d\u52a1\u6d88\u8d39\u8005\u62c9\u53d6\u5206\u533a\u6d88\u606f\u7684\u8bf7\u6c42\uff0c\u8fd4\u56de\u76ee\u524d\u5df2\u7ecf\u63d0\u4ea4\u7684\u6d88\u606f\u3002\u4f7f\u7528\u7279\u5b9a\u7684\u673a\u5668\u786c\u4ef6\uff0c\u4e00\u4e2a Broker \u6bcf\u79d2\u53ef\u4ee5\u5904\u7406\u6210\u5343\u4e0a\u4e07\u7684\u5206\u533a\u548c\u767e\u4e07\u91cf\u7ea7\u7684\u6d88\u606f\u3002\uff08\u73b0\u5728\u52a8\u4e0d\u52a8\u5c31\u767e\u4e07\u91cf\u7ea7..\u6211\u7279\u5730\u53bb\u67e5\u4e86\u4e00\u628a\uff0c\u597d\u50cf\u786e\u5b9e\u96c6\u7fa4\u7684\u60c5\u51b5\u4e0b\u541e\u5410\u91cf\u633a\u9ad8\u7684..\u6441..\uff09<\/p>\n<p>\u82e5\u5e72\u4e2a Broker \u7ec4\u6210\u4e00\u4e2a\u96c6\u7fa4\uff08Cluster\uff09\uff0c\u5176\u4e2d\u96c6\u7fa4\u5185\u67d0\u4e2a Broker \u4f1a\u6210\u4e3a\u96c6\u7fa4\u63a7\u5236\u5668\uff08Cluster Controller\uff09\uff0c\u5b83\u8d1f\u8d23\u7ba1\u7406\u96c6\u7fa4\uff0c\u5305\u62ec\u5206\u914d\u5206\u533a\u5230 Broker\u3001\u76d1\u63a7 Broker \u6545\u969c\u7b49\u3002\u5728\u96c6\u7fa4\u5185\uff0c\u4e00\u4e2a\u5206\u533a\u7531\u4e00\u4e2a Broker \u8d1f\u8d23\uff0c\u8fd9\u4e2a Broker \u4e5f\u79f0\u4e3a\u8fd9\u4e2a\u5206\u533a\u7684 Leader\uff1b\u5f53\u7136\u4e00\u4e2a\u5206\u533a\u53ef\u4ee5\u88ab\u590d\u5236\u5230\u591a\u4e2a Broker \u4e0a\u6765\u5b9e\u73b0\u5197\u4f59\uff0c\u8fd9\u6837\u5f53\u5b58\u5728 Broker \u6545\u969c\u65f6\u53ef\u4ee5\u5c06\u5176\u5206\u533a\u91cd\u65b0\u5206\u914d\u5230\u5176\u4ed6 Broker \u6765\u8d1f\u8d23\u3002\u4e0b\u56fe\u662f\u4e00\u4e2a\u6837\u4f8b\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker.png\"><img loading=\"lazy\" class=\"alignnone size-large wp-image-3055\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker-1024x631.png\" alt=\"\" width=\"625\" height=\"385\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker-1024x631.png 1024w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker-300x185.png 300w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker-768x473.png 768w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker-624x384.png 624w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-broker.png 1240w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><\/a><img class=\"\" title=\"\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6AiaicmVhfW1bjZej2WbJHJtw70iaLIgBWZO8gUCjEU6vpMnHGqUzQqrfKg\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" crossorigin=\"anonymous\" data-ratio=\"0.6161290322580645\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6AiaicmVhfW1bjZej2WbJHJtw70iaLIgBWZO8gUCjEU6vpMnHGqUzQqrfKg\/640?wx_fmt=png\" data-type=\"png\" data-w=\"1240\" data-fail=\"0\" \/><\/p>\n<p>Kafka \u7684\u4e00\u4e2a\u5173\u952e\u6027\u8d28\u662f\u65e5\u5fd7\u4fdd\u7559\uff08retention\uff09\uff0c\u6211\u4eec\u53ef\u4ee5\u914d\u7f6e\u4e3b\u9898\u7684\u6d88\u606f\u4fdd\u7559\u7b56\u7565\uff0c\u8b6c\u5982\u53ea\u4fdd\u7559\u4e00\u6bb5\u65f6\u95f4\u7684\u65e5\u5fd7\u6216\u8005\u53ea\u4fdd\u7559\u7279\u5b9a\u5927\u5c0f\u7684\u65e5\u5fd7\u3002\u5f53\u8d85\u8fc7\u8fd9\u4e9b\u9650\u5236\u65f6\uff0c\u8001\u7684\u6d88\u606f\u4f1a\u88ab\u5220\u9664\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u9488\u5bf9\u67d0\u4e2a\u4e3b\u9898\u5355\u72ec\u8bbe\u7f6e\u6d88\u606f\u8fc7\u671f\u7b56\u7565\uff0c\u8fd9\u6837\u5bf9\u4e8e\u4e0d\u540c\u5e94\u7528\u53ef\u4ee5\u5b9e\u73b0\u4e2a\u6027\u5316\u3002<\/p>\n<h3>\u6982\u5ff5\u56db\uff1a\u591a\u96c6\u7fa4<\/h3>\n<p>\u968f\u7740\u4e1a\u52a1\u53d1\u5c55\uff0c\u6211\u4eec\u5f80\u5f80\u9700\u8981\u591a\u96c6\u7fa4\uff0c\u901a\u5e38\u5904\u4e8e\u4e0b\u9762\u51e0\u4e2a\u539f\u56e0\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u57fa\u4e8e\u6570\u636e\u7684\u9694\u79bb\uff1b<\/li>\n<li>\u57fa\u4e8e\u5b89\u5168\u7684\u9694\u79bb\uff1b<\/li>\n<li>\u591a\u6570\u636e\u4e2d\u5fc3\uff08\u5bb9\u707e\uff09<\/li>\n<\/ul>\n<p>\u5f53\u6784\u5efa\u591a\u4e2a\u6570\u636e\u4e2d\u5fc3\u65f6\uff0c\u5f80\u5f80\u9700\u8981\u5b9e\u73b0\u6d88\u606f\u4e92\u901a\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5047\u5982\u7528\u6237\u4fee\u6539\u4e86\u4e2a\u4eba\u8d44\u6599\uff0c\u90a3\u4e48\u540e\u7eed\u7684\u8bf7\u6c42\u65e0\u8bba\u88ab\u54ea\u4e2a\u6570\u636e\u4e2d\u5fc3\u5904\u7406\uff0c\u8fd9\u4e2a\u66f4\u65b0\u9700\u8981\u53cd\u6620\u51fa\u6765\u3002\u53c8\u6216\u8005\uff0c\u591a\u4e2a\u6570\u636e\u4e2d\u5fc3\u7684\u6570\u636e\u9700\u8981\u6c47\u603b\u5230\u4e00\u4e2a\u603b\u63a7\u4e2d\u5fc3\u6765\u505a\u6570\u636e\u5206\u6790\u3002<\/p>\n<p>\u4e0a\u9762\u8bf4\u7684\u5206\u533a\u590d\u5236\u5197\u4f59\u673a\u5236\u53ea\u9002\u7528\u4e8e\u540c\u4e00\u4e2a Kafka \u96c6\u7fa4\u5185\u90e8\uff0c\u5bf9\u4e8e\u591a\u4e2a Kafka \u96c6\u7fa4\u6d88\u606f\u540c\u6b65\u53ef\u4ee5\u4f7f\u7528 Kafka \u63d0\u4f9b\u7684 MirrorMaker \u5de5\u5177\u3002\u672c\u8d28\u4e0a\u6765\u8bf4\uff0cMirrorMaker \u53ea\u662f\u4e00\u4e2a Kafka \u6d88\u8d39\u8005\u548c\u751f\u4ea7\u8005\uff0c\u5e76\u4f7f\u7528\u4e00\u4e2a\u961f\u5217\u8fde\u63a5\u8d77\u6765\u800c\u5df2\u3002\u5b83\u4ece\u4e00\u4e2a\u96c6\u7fa4\u4e2d\u6d88\u8d39\u6d88\u606f\uff0c\u7136\u540e\u5f80\u53e6\u4e00\u4e2a\u96c6\u7fa4\u751f\u4ea7\u6d88\u606f\u3002<\/p>\n<h1>\u4e8c\u3001Kafka \u7684\u8bbe\u8ba1\u4e0e\u5b9e\u73b0<\/h1>\n<hr \/>\n<p>\u4e0a\u9762\u6211\u4eec\u77e5\u9053\u4e86 Kafka \u4e2d\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\uff0c\u4f46\u4f5c\u4e3a\u4e00\u4e2a\u6210\u719f\u7684\u300c\u6d88\u606f\u961f\u5217\u300d\u4e2d\u95f4\u4ef6\uff0c\u5176\u4e2d\u6709\u8bb8\u591a\u6709\u610f\u601d\u7684\u8bbe\u8ba1\u503c\u5f97\u6211\u4eec\u601d\u8003\uff0c\u4e0b\u9762\u6211\u4eec\u7b80\u5355\u5217\u4e3e\u4e00\u4e9b\u3002<\/p>\n<h2>\u8ba8\u8bba\u4e00\uff1aKafka \u5b58\u50a8\u5728\u6587\u4ef6\u7cfb\u7edf\u4e0a<\/h2>\n<p>\u662f\u7684\uff0c<strong>\u60a8\u9996\u5148\u5e94\u8be5\u77e5\u9053 Kafka \u7684\u6d88\u606f\u662f\u5b58\u5728\u4e8e\u6587\u4ef6\u7cfb\u7edf\u4e4b\u4e0a\u7684<\/strong>\u3002Kafka \u9ad8\u5ea6\u4f9d\u8d56\u6587\u4ef6\u7cfb\u7edf\u6765\u5b58\u50a8\u548c\u7f13\u5b58\u6d88\u606f\uff0c\u4e00\u822c\u7684\u4eba\u8ba4\u4e3a \u201c\u78c1\u76d8\u662f\u7f13\u6162\u7684\u201d\uff0c\u6240\u4ee5\u5bf9\u8fd9\u6837\u7684\u8bbe\u8ba1\u6301\u6709\u6000\u7591\u6001\u5ea6\u3002\u5b9e\u9645\u4e0a\uff0c\u78c1\u76d8\u6bd4\u4eba\u4eec\u9884\u60f3\u7684\u5feb\u5f88\u591a\u4e5f\u6162\u5f88\u591a\uff0c\u8fd9\u53d6\u51b3\u4e8e\u5b83\u4eec\u5982\u4f55\u88ab\u4f7f\u7528\uff1b\u4e00\u4e2a\u597d\u7684\u78c1\u76d8\u7ed3\u6784\u8bbe\u8ba1\u53ef\u4ee5\u4f7f\u4e4b\u8ddf\u7f51\u7edc\u901f\u5ea6\u4e00\u6837\u5feb\u3002<\/p>\n<p>\u73b0\u4ee3\u7684\u64cd\u4f5c\u7cfb\u7edf\u9488\u5bf9\u78c1\u76d8\u7684\u8bfb\u5199\u5df2\u7ecf\u505a\u4e86\u4e00\u4e9b\u4f18\u5316\u65b9\u6848\u6765\u52a0\u5feb\u78c1\u76d8\u7684\u8bbf\u95ee\u901f\u5ea6\u3002\u6bd4\u5982\uff0c<strong>\u9884\u8bfb<\/strong>\u4f1a\u63d0\u524d\u5c06\u4e00\u4e2a\u6bd4\u8f83\u5927\u7684\u78c1\u76d8\u5feb\u8bfb\u5165\u5185\u5b58\u3002<strong>\u540e\u5199<\/strong>\u4f1a\u5c06\u5f88\u591a\u5c0f\u7684\u903b\u8f91\u5199\u64cd\u4f5c\u5408\u5e76\u8d77\u6765\u7ec4\u5408\u6210\u4e00\u4e2a\u5927\u7684\u7269\u7406\u5199\u64cd\u4f5c\u3002\u5e76\u4e14\uff0c\u64cd\u4f5c\u7cfb\u7edf\u8fd8\u4f1a\u5c06\u4e3b\u5185\u5b58\u5269\u4f59\u7684\u6240\u6709\u7a7a\u95f2\u5185\u5b58\u7a7a\u95f4\u90fd\u7528\u4f5c<strong>\u78c1\u76d8\u7f13\u5b58<\/strong>\uff0c\u6240\u6709\u7684\u78c1\u76d8\u8bfb\u5199\u64cd\u4f5c\u90fd\u4f1a\u7ecf\u8fc7\u7edf\u4e00\u7684\u78c1\u76d8\u7f13\u5b58\uff08\u9664\u4e86\u76f4\u63a5 I\/O \u4f1a\u7ed5\u8fc7\u78c1\u76d8\u7f13\u5b58\uff09\u3002\u7efc\u5408\u8fd9\u51e0\u70b9\u4f18\u5316\u7279\u70b9\uff0c<strong>\u5982\u679c\u662f\u9488\u5bf9\u78c1\u76d8\u7684\u987a\u5e8f\u8bbf\u95ee\uff0c\u67d0\u4e9b\u60c5\u51b5\u4e0b\u5b83\u53ef\u80fd\u6bd4\u968f\u673a\u7684\u5185\u5b58\u8bbf\u95ee\u90fd\u8981\u5feb\uff0c\u751a\u81f3\u53ef\u4ee5\u548c\u7f51\u7edc\u7684\u901f\u5ea6\u76f8\u5dee\u65e0\u51e0\u3002<\/strong><\/p>\n<p><strong>\u4e0a\u8ff0\u7684 Topic \u5176\u5b9e\u662f\u903b\u8f91\u4e0a\u7684\u6982\u5ff5\uff0c\u9762\u76f8\u6d88\u8d39\u8005\u548c\u751f\u4ea7\u8005\uff0c\u7269\u7406\u4e0a\u5b58\u50a8\u7684\u5176\u5b9e\u662f Partition<\/strong>\uff0c\u6bcf\u4e00\u4e2a Partition \u6700\u7ec8\u5bf9\u5e94\u4e00\u4e2a\u76ee\u5f55\uff0c\u91cc\u9762\u5b58\u50a8\u6240\u6709\u7684\u6d88\u606f\u548c\u7d22\u5f15\u6587\u4ef6\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e00\u4e2a Topic \u5728\u521b\u5efa\u65f6\u5982\u679c\u4e0d\u6307\u5b9a Partition \u6570\u91cf\u65f6\u53ea\u4f1a\u521b\u5efa 1 \u4e2a Partition\u3002\u6bd4\u5982\uff0c\u6211\u521b\u5efa\u4e86\u4e00\u4e2a Topic \u540d\u5b57\u4e3a test \uff0c\u6ca1\u6709\u6307\u5b9a Partition \u7684\u6570\u91cf\uff0c\u90a3\u4e48\u4f1a\u9ed8\u8ba4\u521b\u5efa\u4e00\u4e2a test-0 \u7684\u6587\u4ef6\u5939\uff0c\u8fd9\u91cc\u7684\u547d\u540d\u89c4\u5219\u662f\uff1a<code>&lt;topic_name&gt;-&lt;partition_id&gt;<\/code>\u3002<\/p>\n<p><img class=\"img_loading\" title=\"\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" crossorigin=\"anonymous\" data-ratio=\"0.6161290322580645\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6AmT8ibibqx7yhlpQ6neImgU7E8jO20EOwMNM4g7Kic3L0KvNhW8brk2JNg\/640?wx_fmt=png\" data-type=\"png\" data-w=\"1240\" \/><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset.png\"><img loading=\"lazy\" class=\"alignnone size-large wp-image-3054\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-1024x631.png\" alt=\"\" width=\"625\" height=\"385\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-1024x631.png 1024w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-300x185.png 300w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-768x473.png 768w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-624x384.png 624w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset.png 1240w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><\/a><\/p>\n<p>\u4efb\u4f55\u53d1\u5e03\u5230 Partition \u7684\u6d88\u606f\u90fd\u4f1a\u88ab\u8ffd\u52a0\u5230 Partition \u6570\u636e\u6587\u4ef6\u7684\u5c3e\u90e8\uff0c\u8fd9\u6837\u7684\u987a\u5e8f\u5199\u78c1\u76d8\u64cd\u4f5c\u8ba9 Kafka \u7684\u6548\u7387\u975e\u5e38\u9ad8\uff08\u7ecf\u9a8c\u8bc1\uff0c\u987a\u5e8f\u5199\u78c1\u76d8\u6548\u7387\u6bd4\u968f\u673a\u5199\u5185\u5b58\u8fd8\u8981\u9ad8\uff0c\u8fd9\u662f Kafka \u9ad8\u541e\u5410\u7387\u7684\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u4fdd\u8bc1\uff09\u3002<\/p>\n<p>\u6bcf\u4e00\u6761\u6d88\u606f\u88ab\u53d1\u9001\u5230 Broker \u4e2d\uff0c\u4f1a\u6839\u636e Partition \u89c4\u5219\u9009\u62e9\u88ab\u5b58\u50a8\u5230\u54ea\u4e00\u4e2a Partition\u3002\u5982\u679c Partition \u89c4\u5219\u8bbe\u7f6e\u7684\u5408\u7406\uff0c\u6240\u6709\u6d88\u606f\u53ef\u4ee5\u5747\u5300\u5206\u5e03\u5230\u4e0d\u540c\u7684 Partition\u4e2d\u3002<\/p>\n<h2>\u8ba8\u8bba\u4e8c\uff1aKafka \u4e2d\u7684\u5e95\u5c42\u5b58\u50a8\u8bbe\u8ba1<\/h2>\n<p>\u5047\u8bbe\u6211\u4eec\u73b0\u5728 Kafka \u96c6\u7fa4\u53ea\u6709\u4e00\u4e2a Broker\uff0c\u6211\u4eec\u521b\u5efa 2 \u4e2a Topic \u540d\u79f0\u5206\u522b\u4e3a\uff1a\u300ctopic1\u300d\u548c\u300ctopic2\u300d\uff0cPartition \u6570\u91cf\u5206\u522b\u4e3a 1\u30012\uff0c\u90a3\u4e48\u6211\u4eec\u7684\u6839\u76ee\u5f55\u4e0b\u5c31\u4f1a\u521b\u5efa\u5982\u4e0b\u4e09\u4e2a\u6587\u4ef6\u5939\uff1a<\/p>\n<pre><code class=\"\">\u00a0\u00a0\u00a0\u00a0|\u00a0--topic1-0\r\n\u00a0\u00a0\u00a0\u00a0|\u00a0--topic2-0\r\n\u00a0\u00a0\u00a0\u00a0|\u00a0--topic2-1\r\n<\/code><\/pre>\n<p>\u5728 Kafka \u7684\u6587\u4ef6\u5b58\u50a8\u4e2d\uff0c\u540c\u4e00\u4e2a Topic \u4e0b\u6709\u591a\u4e2a\u4e0d\u540c\u7684 Partition\uff0c\u6bcf\u4e2a Partition \u90fd\u4e3a\u4e00\u4e2a\u76ee\u5f55\uff0c\u800c\u6bcf\u4e00\u4e2a\u76ee\u5f55\u53c8\u88ab\u5e73\u5747\u5206\u914d\u6210\u591a\u4e2a\u5927\u5c0f\u76f8\u7b49\u7684\u00a0<strong>Segment File<\/strong>\u00a0\u4e2d\uff0cSegment File \u53c8\u7531 index file \u548c data file \u7ec4\u6210\uff0c\u4ed6\u4eec\u603b\u662f\u6210\u5bf9\u51fa\u73b0\uff0c\u540e\u7f00 &#8220;.index&#8221; \u548c &#8220;.log&#8221; \u5206\u8868\u8868\u793a Segment \u7d22\u5f15\u6587\u4ef6\u548c\u6570\u636e\u6587\u4ef6\u3002<\/p>\n<p>\u73b0\u5728\u5047\u8bbe\u6211\u4eec\u8bbe\u7f6e\u6bcf\u4e2a Segment \u5927\u5c0f\u4e3a 500 MB\uff0c\u5e76\u542f\u52a8\u751f\u4ea7\u8005\u5411 topic1 \u4e2d\u5199\u5165\u5927\u91cf\u6570\u636e\uff0ctopic1-0 \u6587\u4ef6\u5939\u4e2d\u5c31\u4f1a\u4ea7\u751f\u7c7b\u4f3c\u5982\u4e0b\u7684\u4e00\u4e9b\u6587\u4ef6\uff1a<\/p>\n<pre><code class=\"\">\u00a0\u00a0\u00a0\u00a0|\u00a0--topic1-0\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000000000000.index\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000000000000.log\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000000368769.index\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000000368769.log\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000000737337.index\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000000737337.log\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000001105814.index\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0|\u00a0--00000000000001105814.log\r\n\u00a0\u00a0\u00a0\u00a0|\u00a0--topic2-0\r\n\u00a0\u00a0\u00a0\u00a0|\u00a0--topic2-1\r\n<\/code><\/pre>\n<p><strong>Segment \u662f Kafka \u6587\u4ef6\u5b58\u50a8\u7684\u6700\u5c0f\u5355\u4f4d\u3002<\/strong>Segment \u6587\u4ef6\u547d\u540d\u89c4\u5219\uff1aPartition \u5168\u5c40\u7684\u7b2c\u4e00\u4e2a Segment \u4ece 0 \u5f00\u59cb\uff0c\u540e\u7eed\u6bcf\u4e2a Segment \u6587\u4ef6\u540d\u4e3a\u4e0a\u4e00\u4e2a Segment \u6587\u4ef6\u6700\u540e\u4e00\u6761\u6d88\u606f\u7684 offset \u503c\u3002\u6570\u503c\u6700\u5927\u4e3a 64 \u4f4d long \u5927\u5c0f\uff0c19 \u4f4d\u6570\u5b57\u5b57\u7b26\u957f\u5ea6\uff0c\u6ca1\u6709\u6570\u5b57\u75280\u586b\u5145\u3002\u5982 00000000000000368769.index \u548c 00000000000000368769.log\u3002<\/p>\n<p>\u4ee5\u4e0a\u9762\u7684\u4e00\u5bf9 Segment File \u4e3a\u4f8b\uff0c\u8bf4\u660e\u4e00\u4e0b\u7d22\u5f15\u6587\u4ef6\u548c\u6570\u636e\u6587\u4ef6\u5bf9\u5e94\u5173\u7cfb\uff1a<\/p>\n<p><img class=\"img_loading\" title=\"\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" crossorigin=\"anonymous\" data-ratio=\"0.5978260869565217\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6AcWLjPFn3ddxOyXMq9hbEpgwujAzjWTADoHOeVTdT62ibl3MJaiahrAjA\/640?wx_fmt=png\" data-type=\"png\" data-w=\"552\" \/><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-segment.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3053\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-segment.png\" alt=\"\" width=\"552\" height=\"330\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-segment.png 552w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-segment-300x179.png 300w\" sizes=\"(max-width: 552px) 100vw, 552px\" \/><\/a><\/p>\n<p>\u5176\u4e2d\u4ee5\u7d22\u5f15\u6587\u4ef6\u4e2d\u5143\u6570\u636e\u00a0<code>&lt;3, 497&gt;<\/code>\u00a0\u4e3a\u4f8b\uff0c\u4f9d\u6b21\u5728\u6570\u636e\u6587\u4ef6\u4e2d\u8868\u793a\u7b2c 3 \u4e2a message\uff08\u5728\u5168\u5c40 Partition \u8868\u793a\u7b2c 368769 + 3 = 368772 \u4e2a message\uff09\u4ee5\u53ca\u8be5\u6d88\u606f\u7684\u7269\u7406\u504f\u79fb\u5730\u5740\u4e3a 497\u3002<\/p>\n<p>\u6ce8\u610f\u8be5 index \u6587\u4ef6\u5e76\u4e0d\u662f\u4ece0\u5f00\u59cb\uff0c\u4e5f\u4e0d\u662f\u6bcf\u6b21\u9012\u589e1\u7684\uff0c\u8fd9\u662f\u56e0\u4e3a Kafka \u91c7\u53d6\u7a00\u758f\u7d22\u5f15\u5b58\u50a8\u7684\u65b9\u5f0f\uff0c\u6bcf\u9694\u4e00\u5b9a\u5b57\u8282\u7684\u6570\u636e\u5efa\u7acb\u4e00\u6761\u7d22\u5f15\uff0c\u5b83\u51cf\u5c11\u4e86\u7d22\u5f15\u6587\u4ef6\u5927\u5c0f\uff0c\u4f7f\u5f97\u80fd\u591f\u628a index \u6620\u5c04\u5230\u5185\u5b58\uff0c\u964d\u4f4e\u4e86\u67e5\u8be2\u65f6\u7684\u78c1\u76d8 IO \u5f00\u9500\uff0c\u540c\u65f6\u4e5f\u5e76\u6ca1\u6709\u7ed9\u67e5\u8be2\u5e26\u6765\u592a\u591a\u7684\u65f6\u95f4\u6d88\u8017\u3002<\/p>\n<p>\u56e0\u4e3a\u5176\u6587\u4ef6\u540d\u4e3a\u4e0a\u4e00\u4e2a Segment \u6700\u540e\u4e00\u6761\u6d88\u606f\u7684 offset \uff0c\u6240\u4ee5\u5f53\u9700\u8981\u67e5\u627e\u4e00\u4e2a\u6307\u5b9a offset \u7684 message \u65f6\uff0c\u901a\u8fc7\u5728\u6240\u6709 segment \u7684\u6587\u4ef6\u540d\u4e2d\u8fdb\u884c\u4e8c\u5206\u67e5\u627e\u5c31\u80fd\u627e\u5230\u5b83\u5f52\u5c5e\u7684 segment \uff0c\u518d\u5728\u5176 index \u6587\u4ef6\u4e2d\u627e\u5230\u5176\u5bf9\u5e94\u5230\u6587\u4ef6\u4e0a\u7684\u7269\u7406\u4f4d\u7f6e\uff0c\u5c31\u80fd\u62ff\u51fa\u8be5 message \u3002<\/p>\n<p>\u7531\u4e8e\u6d88\u606f\u5728 Partition \u7684 Segment \u6570\u636e\u6587\u4ef6\u4e2d\u662f\u987a\u5e8f\u8bfb\u5199\u7684\uff0c\u4e14\u6d88\u606f\u6d88\u8d39\u540e\u4e0d\u4f1a\u5220\u9664\uff08\u5220\u9664\u7b56\u7565\u662f\u9488\u5bf9\u8fc7\u671f\u7684 Segment \u6587\u4ef6\uff09\uff0c\u8fd9\u79cd\u987a\u5e8f\u78c1\u76d8 IO \u5b58\u50a8\u8bbe\u8ba1\u5e08 Kafka \u9ad8\u6027\u80fd\u5f88\u91cd\u8981\u7684\u539f\u56e0\u3002<\/p>\n<blockquote><p>Kafka \u662f\u5982\u4f55\u51c6\u786e\u7684\u77e5\u9053 message \u7684\u504f\u79fb\u7684\u5462\uff1f\u8fd9\u662f\u56e0\u4e3a\u5728 Kafka \u5b9a\u4e49\u4e86\u6807\u51c6\u7684\u6570\u636e\u5b58\u50a8\u7ed3\u6784\uff0c\u5728 Partition \u4e2d\u7684\u6bcf\u4e00\u6761 message \u90fd\u5305\u542b\u4e86\u4ee5\u4e0b\u4e09\u4e2a\u5c5e\u6027\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>offset\uff1a\u8868\u793a message \u5728\u5f53\u524d Partition \u4e2d\u7684\u504f\u79fb\u91cf\uff0c\u662f\u4e00\u4e2a\u903b\u8f91\u4e0a\u7684\u503c\uff0c\u552f\u4e00\u786e\u5b9a\u4e86 Partition \u4e2d\u7684\u4e00\u6761 message\uff0c\u53ef\u4ee5\u7b80\u5355\u7684\u8ba4\u4e3a\u662f\u4e00\u4e2a id\uff1b<\/li>\n<li>MessageSize\uff1a\u8868\u793a message \u5185\u5bb9 data \u7684\u5927\u5c0f\uff1b<\/li>\n<li>data\uff1amessage \u7684\u5177\u4f53\u5185\u5bb9<\/li>\n<\/ul>\n<\/blockquote>\n<h2>\u8ba8\u8bba\u4e09\uff1a\u751f\u4ea7\u8005\u8bbe\u8ba1\u6982\u8981<\/h2>\n<p>\u5f53\u6211\u4eec\u53d1\u9001\u6d88\u606f\u4e4b\u524d\uff0c\u5148\u95ee\u51e0\u4e2a\u95ee\u9898\uff1a\u6bcf\u6761\u6d88\u606f\u90fd\u662f\u5f88\u5173\u952e\u4e14\u4e0d\u80fd\u5bb9\u5fcd\u4e22\u5931\u4e48\uff1f\u5076\u5c14\u91cd\u590d\u6d88\u606f\u53ef\u4ee5\u4e48\uff1f\u6211\u4eec\u5173\u6ce8\u7684\u662f\u6d88\u606f\u5ef6\u8fdf\u8fd8\u662f\u5199\u5165\u6d88\u606f\u7684\u541e\u5410\u91cf\uff1f<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u6709\u4e00\u4e2a\u4fe1\u7528\u5361\u4ea4\u6613\u5904\u7406\u7cfb\u7edf\uff0c\u5f53\u4ea4\u6613\u53d1\u751f\u65f6\u4f1a\u53d1\u9001\u4e00\u6761\u6d88\u606f\u5230 Kafka\uff0c\u53e6\u4e00\u4e2a\u670d\u52a1\u6765\u8bfb\u53d6\u6d88\u606f\u5e76\u6839\u636e\u89c4\u5219\u5f15\u64ce\u6765\u68c0\u67e5\u4ea4\u6613\u662f\u5426\u901a\u8fc7\uff0c\u5c06\u7ed3\u679c\u901a\u8fc7 Kafka \u8fd4\u56de\u3002\u5bf9\u4e8e\u8fd9\u6837\u7684\u4e1a\u52a1\uff0c\u6d88\u606f\u65e2\u4e0d\u80fd\u4e22\u5931\u4e5f\u4e0d\u80fd\u91cd\u590d\uff0c\u7531\u4e8e\u4ea4\u6613\u91cf\u5927\u56e0\u6b64\u541e\u5410\u91cf\u9700\u8981\u5c3d\u53ef\u80fd\u5927\uff0c\u5ef6\u8fdf\u53ef\u4ee5\u7a0d\u5fae\u9ad8\u4e00\u70b9\u3002<\/p>\n<p>\u518d\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5047\u5982\u6211\u4eec\u9700\u8981\u6536\u96c6\u7528\u6237\u5728\u7f51\u9875\u4e0a\u7684\u70b9\u51fb\u6570\u636e\uff0c\u5bf9\u4e8e\u8fd9\u6837\u7684\u573a\u666f\uff0c\u5c11\u91cf\u6d88\u606f\u4e22\u5931\u6216\u8005\u91cd\u590d\u662f\u53ef\u4ee5\u5bb9\u5fcd\u7684\uff0c\u5ef6\u8fdf\u591a\u5927\u90fd\u4e0d\u91cd\u8981\u53ea\u8981\u4e0d\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\uff0c\u541e\u5410\u5219\u6839\u636e\u5b9e\u65f6\u7528\u6237\u6570\u6765\u51b3\u5b9a\u3002<\/p>\n<p>\u4e0d\u540c\u7684\u4e1a\u52a1\u9700\u8981\u4f7f\u7528\u4e0d\u540c\u7684\u5199\u5165\u65b9\u5f0f\u548c\u914d\u7f6e\u3002\u5177\u4f53\u7684\u65b9\u5f0f\u6211\u4eec\u5728\u8fd9\u91cc\u4e0d\u505a\u8ba8\u8bba\uff0c\u73b0\u5728\u5148\u770b\u4e0b\u751f\u4ea7\u8005\u5199\u6d88\u606f\u7684\u57fa\u672c\u6d41\u7a0b\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3052\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer.png\" alt=\"\" width=\"591\" height=\"531\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer.png 591w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-producer-300x270.png 300w\" sizes=\"(max-width: 591px) 100vw, 591px\" \/><\/a><\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u56fe\u7247\u6765\u6e90\uff1ahttp:\/\/www.dengshenyu.com\/%E5%88%86%E5%B8%83%E5%BC%8F%E7%B3%BB%E7%BB%9F\/2017\/11\/12\/kafka-producer.html<\/li>\n<\/ul>\n<p>\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n<ol class=\"list-paddingleft-2\">\n<li>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2aProducerRecord\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u9700\u8981\u5305\u542b\u6d88\u606f\u7684\u4e3b\u9898\uff08topic\uff09\u548c\u503c\uff08value\uff09\uff0c\u53ef\u4ee5\u9009\u62e9\u6027\u6307\u5b9a\u4e00\u4e2a\u952e\u503c\uff08key\uff09\u6216\u8005\u5206\u533a\uff08partition\uff09\u3002<\/li>\n<li>\u53d1\u9001\u6d88\u606f\u65f6\uff0c\u751f\u4ea7\u8005\u4f1a\u5bf9\u952e\u503c\u548c\u503c\u5e8f\u5217\u5316\u6210\u5b57\u8282\u6570\u7ec4\uff0c\u7136\u540e\u53d1\u9001\u5230\u5206\u914d\u5668\uff08partitioner\uff09\u3002<\/li>\n<li>\u5982\u679c\u6211\u4eec\u6307\u5b9a\u4e86\u5206\u533a\uff0c\u90a3\u4e48\u5206\u914d\u5668\u8fd4\u56de\u8be5\u5206\u533a\u5373\u53ef\uff1b\u5426\u5219\uff0c\u5206\u914d\u5668\u5c06\u4f1a\u57fa\u4e8e\u952e\u503c\u6765\u9009\u62e9\u4e00\u4e2a\u5206\u533a\u5e76\u8fd4\u56de\u3002<\/li>\n<li>\u9009\u62e9\u5b8c\u5206\u533a\u540e\uff0c\u751f\u4ea7\u8005\u77e5\u9053\u4e86\u6d88\u606f\u6240\u5c5e\u7684\u4e3b\u9898\u548c\u5206\u533a\uff0c\u5b83\u5c06\u8fd9\u6761\u8bb0\u5f55\u6dfb\u52a0\u5230\u76f8\u540c\u4e3b\u9898\u548c\u5206\u533a\u7684\u6279\u91cf\u6d88\u606f\u4e2d\uff0c\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u8d1f\u8d23\u53d1\u9001\u8fd9\u4e9b\u6279\u91cf\u6d88\u606f\u5230\u5bf9\u5e94\u7684Kafka broker\u3002<\/li>\n<li>\u5f53broker\u63a5\u6536\u5230\u6d88\u606f\u540e\uff0c\u5982\u679c\u6210\u529f\u5199\u5165\u5219\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6d88\u606f\u7684\u4e3b\u9898\u3001\u5206\u533a\u53ca\u4f4d\u79fb\u7684RecordMetadata\u5bf9\u8c61\uff0c\u5426\u5219\u8fd4\u56de\u5f02\u5e38\u3002<\/li>\n<li>\u751f\u4ea7\u8005\u63a5\u6536\u5230\u7ed3\u679c\u540e\uff0c\u5bf9\u4e8e\u5f02\u5e38\u53ef\u80fd\u4f1a\u8fdb\u884c\u91cd\u8bd5\u3002<\/li>\n<\/ol>\n<h2>\u8ba8\u8bba\u56db\uff1a\u6d88\u8d39\u8005\u8bbe\u8ba1\u6982\u8981<\/h2>\n<h3>\u6d88\u8d39\u8005\u4e0e\u6d88\u8d39\u7ec4<\/h3>\n<p>\u5047\u8bbe\u8fd9\u4e48\u4e2a\u573a\u666f\uff1a\u6211\u4eec\u4eceKafka\u4e2d\u8bfb\u53d6\u6d88\u606f\uff0c\u5e76\u4e14\u8fdb\u884c\u68c0\u67e5\uff0c\u6700\u540e\u4ea7\u751f\u7ed3\u679c\u6570\u636e\u3002\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6d88\u8d39\u8005\u5b9e\u4f8b\u53bb\u505a\u8fd9\u4ef6\u4e8b\u60c5\uff0c\u4f46\u5982\u679c\u751f\u4ea7\u8005\u5199\u5165\u6d88\u606f\u7684\u901f\u5ea6\u6bd4\u6d88\u8d39\u8005\u8bfb\u53d6\u7684\u901f\u5ea6\u5feb\u600e\u4e48\u529e\u5462\uff1f\u8fd9\u6837\u968f\u7740\u65f6\u95f4\u589e\u957f\uff0c\u6d88\u606f\u5806\u79ef\u8d8a\u6765\u8d8a\u4e25\u91cd\u3002\u5bf9\u4e8e\u8fd9\u79cd\u573a\u666f\uff0c\u6211\u4eec\u9700\u8981\u589e\u52a0\u591a\u4e2a\u6d88\u8d39\u8005\u6765\u8fdb\u884c\u6c34\u5e73\u6269\u5c55\u3002<\/p>\n<p>Kafka\u6d88\u8d39\u8005\u662f<strong>\u6d88\u8d39\u7ec4<\/strong>\u7684\u4e00\u90e8\u5206\uff0c\u5f53\u591a\u4e2a\u6d88\u8d39\u8005\u5f62\u6210\u4e00\u4e2a\u6d88\u8d39\u7ec4\u6765\u6d88\u8d39\u4e3b\u9898\u65f6\uff0c\u6bcf\u4e2a\u6d88\u8d39\u8005\u4f1a\u6536\u5230\u4e0d\u540c\u5206\u533a\u7684\u6d88\u606f\u3002\u5047\u8bbe\u6709\u4e00\u4e2aT1\u4e3b\u9898\uff0c\u8be5\u4e3b\u9898\u67094\u4e2a\u5206\u533a\uff1b\u540c\u65f6\u6211\u4eec\u6709\u4e00\u4e2a\u6d88\u8d39\u7ec4G1\uff0c\u8fd9\u4e2a\u6d88\u8d39\u7ec4\u53ea\u6709\u4e00\u4e2a\u6d88\u8d39\u8005C1\u3002\u90a3\u4e48\u6d88\u8d39\u8005C1\u5c06\u4f1a\u6536\u5230\u8fd94\u4e2a\u5206\u533a\u7684\u6d88\u606f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3051\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer.png\" alt=\"\" width=\"588\" height=\"245\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer.png 588w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-300x125.png 300w\" sizes=\"(max-width: 588px) 100vw, 588px\" \/><\/a><\/p>\n<p>\u5982\u679c\u6211\u4eec\u589e\u52a0\u65b0\u7684\u6d88\u8d39\u8005C2\u5230\u6d88\u8d39\u7ec4G1\uff0c\u90a3\u4e48\u6bcf\u4e2a\u6d88\u8d39\u8005\u5c06\u4f1a\u5206\u522b\u6536\u5230\u4e24\u4e2a\u5206\u533a\u7684\u6d88\u606f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p><img class=\"img_loading\" title=\"\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" crossorigin=\"anonymous\" data-ratio=\"0.4135593220338983\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6ACDF3jvu286B3teO1o28EwjSSTYbZp5PW66KrpXkB2GclgXibjicCFXRg\/640?wx_fmt=png\" data-type=\"png\" data-w=\"590\" \/><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-2-1.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3059\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-2-1.png\" alt=\"\" width=\"590\" height=\"244\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-2-1.png 590w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-2-1-300x124.png 300w\" sizes=\"(max-width: 590px) 100vw, 590px\" \/><\/a><\/p>\n<p>\u5982\u679c\u589e\u52a0\u52304\u4e2a\u6d88\u8d39\u8005\uff0c\u90a3\u4e48\u6bcf\u4e2a\u6d88\u8d39\u8005\u5c06\u4f1a\u5206\u522b\u6536\u5230\u4e00\u4e2a\u5206\u533a\u7684\u6d88\u606f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-more.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3050\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-more.png\" alt=\"\" width=\"589\" height=\"244\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-more.png 589w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-more-300x124.png 300w\" sizes=\"(max-width: 589px) 100vw, 589px\" \/><\/a><img class=\"img_loading\" title=\"\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" crossorigin=\"anonymous\" data-ratio=\"0.4142614601018676\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6A6K08ya4bVE2TU9dzz2tOAib0XSFLnJDfIwhib8ouyILgJfPwugJcRG9g\/640?wx_fmt=png\" data-type=\"png\" data-w=\"589\" \/><\/p>\n<p>\u4f46\u5982\u679c\u6211\u4eec\u7ee7\u7eed\u589e\u52a0\u6d88\u8d39\u8005\u5230\u8fd9\u4e2a\u6d88\u8d39\u7ec4\uff0c\u5269\u4f59\u7684\u6d88\u8d39\u8005\u5c06\u4f1a\u7a7a\u95f2\uff0c\u4e0d\u4f1a\u6536\u5230\u4efb\u4f55\u6d88\u606f\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-to-more.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3048\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-to-more.png\" alt=\"\" width=\"596\" height=\"280\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-to-more.png 596w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-to-more-300x141.png 300w\" sizes=\"(max-width: 596px) 100vw, 596px\" \/><\/a><\/p>\n<p>\u603b\u800c\u8a00\u4e4b\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u589e\u52a0\u6d88\u8d39\u7ec4\u7684\u6d88\u8d39\u8005\u6765\u8fdb\u884c\u6c34\u5e73\u6269\u5c55\u63d0\u5347\u6d88\u8d39\u80fd\u529b\u3002\u8fd9\u4e5f\u662f\u4e3a\u4ec0\u4e48\u5efa\u8bae\u521b\u5efa\u4e3b\u9898\u65f6\u4f7f\u7528\u6bd4\u8f83\u591a\u7684\u5206\u533a\u6570\uff0c\u8fd9\u6837\u53ef\u4ee5\u5728\u6d88\u8d39\u8d1f\u8f7d\u9ad8\u7684\u60c5\u51b5\u4e0b\u589e\u52a0\u6d88\u8d39\u8005\u6765\u63d0\u5347\u6027\u80fd\u3002\u53e6\u5916\uff0c\u6d88\u8d39\u8005\u7684\u6570\u91cf\u4e0d\u5e94\u8be5\u6bd4\u5206\u533a\u6570\u591a\uff0c\u56e0\u4e3a\u591a\u51fa\u6765\u7684\u6d88\u8d39\u8005\u662f\u7a7a\u95f2\u7684\uff0c\u6ca1\u6709\u4efb\u4f55\u5e2e\u52a9\u3002<\/p>\n<p><strong>Kafka\u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u7279\u6027\u5c31\u662f\uff0c\u53ea\u9700\u5199\u5165\u4e00\u6b21\u6d88\u606f\uff0c\u53ef\u4ee5\u652f\u6301\u4efb\u610f\u591a\u7684\u5e94\u7528\u8bfb\u53d6\u8fd9\u4e2a\u6d88\u606f\u3002<\/strong>\u6362\u53e5\u8bdd\u8bf4\uff0c\u6bcf\u4e2a\u5e94\u7528\u90fd\u53ef\u4ee5\u8bfb\u5230\u5168\u91cf\u7684\u6d88\u606f\u3002\u4e3a\u4e86\u4f7f\u5f97\u6bcf\u4e2a\u5e94\u7528\u90fd\u80fd\u8bfb\u5230\u5168\u91cf\u6d88\u606f\uff0c\u5e94\u7528\u9700\u8981\u6709\u4e0d\u540c\u7684\u6d88\u8d39\u7ec4\u3002\u5bf9\u4e8e\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u5047\u5982\u6211\u4eec\u65b0\u589e\u4e86\u4e00\u4e2a\u65b0\u7684\u6d88\u8d39\u7ec4G2\uff0c\u800c\u8fd9\u4e2a\u6d88\u8d39\u7ec4\u6709\u4e24\u4e2a\u6d88\u8d39\u8005\uff0c\u90a3\u4e48\u4f1a\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-group-new.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3047\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-group-new.png\" alt=\"\" width=\"585\" height=\"367\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-group-new.png 585w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-consumer-group-new-300x188.png 300w\" sizes=\"(max-width: 585px) 100vw, 585px\" \/><\/a><\/p>\n<p>\u5728\u8fd9\u4e2a\u573a\u666f\u4e2d\uff0c\u6d88\u8d39\u7ec4G1\u548c\u6d88\u8d39\u7ec4G2\u90fd\u80fd\u6536\u5230T1\u4e3b\u9898\u7684\u5168\u91cf\u6d88\u606f\uff0c\u5728\u903b\u8f91\u610f\u4e49\u4e0a\u6765\u8bf4\u5b83\u4eec\u5c5e\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u3002<\/p>\n<p>\u6700\u540e\uff0c\u603b\u7ed3\u8d77\u6765\u5c31\u662f\uff1a\u5982\u679c\u5e94\u7528\u9700\u8981\u8bfb\u53d6\u5168\u91cf\u6d88\u606f\uff0c\u90a3\u4e48\u8bf7\u4e3a\u8be5\u5e94\u7528\u8bbe\u7f6e\u4e00\u4e2a\u6d88\u8d39\u7ec4\uff1b\u5982\u679c\u8be5\u5e94\u7528\u6d88\u8d39\u80fd\u529b\u4e0d\u8db3\uff0c\u90a3\u4e48\u53ef\u4ee5\u8003\u8651\u5728\u8fd9\u4e2a\u6d88\u8d39\u7ec4\u91cc\u589e\u52a0\u6d88\u8d39\u8005\u3002<\/p>\n<h3>\u6d88\u8d39\u7ec4\u4e0e\u5206\u533a\u91cd\u5e73\u8861<\/h3>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5f53\u65b0\u7684\u6d88\u8d39\u8005\u52a0\u5165\u6d88\u8d39\u7ec4\uff0c\u5b83\u4f1a\u6d88\u8d39\u4e00\u4e2a\u6216\u591a\u4e2a\u5206\u533a\uff0c\u800c\u8fd9\u4e9b\u5206\u533a\u4e4b\u524d\u662f\u7531\u5176\u4ed6\u6d88\u8d39\u8005\u8d1f\u8d23\u7684\uff1b\u53e6\u5916\uff0c\u5f53\u6d88\u8d39\u8005\u79bb\u5f00\u6d88\u8d39\u7ec4\uff08\u6bd4\u5982\u91cd\u542f\u3001\u5b95\u673a\u7b49\uff09\u65f6\uff0c\u5b83\u6240\u6d88\u8d39\u7684\u5206\u533a\u4f1a\u5206\u914d\u7ed9\u5176\u4ed6\u5206\u533a\u3002\u8fd9\u79cd\u73b0\u8c61\u79f0\u4e3a<strong>\u91cd\u5e73\u8861\uff08rebalance\uff09<\/strong>\u3002\u91cd\u5e73\u8861\u662f Kafka \u4e00\u4e2a\u5f88\u91cd\u8981\u7684\u6027\u8d28\uff0c\u8fd9\u4e2a\u6027\u8d28\u4fdd\u8bc1\u4e86\u9ad8\u53ef\u7528\u548c\u6c34\u5e73\u6269\u5c55\u3002<strong>\u4e0d\u8fc7\u4e5f\u9700\u8981\u6ce8\u610f\u5230\uff0c\u5728\u91cd\u5e73\u8861\u671f\u95f4\uff0c\u6240\u6709\u6d88\u8d39\u8005\u90fd\u4e0d\u80fd\u6d88\u8d39\u6d88\u606f\uff0c\u56e0\u6b64\u4f1a\u9020\u6210\u6574\u4e2a\u6d88\u8d39\u7ec4\u77ed\u6682\u7684\u4e0d\u53ef\u7528\u3002<\/strong>\u800c\u4e14\uff0c\u5c06\u5206\u533a\u8fdb\u884c\u91cd\u5e73\u8861\u4e5f\u4f1a\u5bfc\u81f4\u539f\u6765\u7684\u6d88\u8d39\u8005\u72b6\u6001\u8fc7\u671f\uff0c\u4ece\u800c\u5bfc\u81f4\u6d88\u8d39\u8005\u9700\u8981\u91cd\u65b0\u66f4\u65b0\u72b6\u6001\uff0c\u8fd9\u6bb5\u671f\u95f4\u4e5f\u4f1a\u964d\u4f4e\u6d88\u8d39\u6027\u80fd\u3002\u540e\u9762\u6211\u4eec\u4f1a\u8ba8\u8bba\u5982\u4f55\u5b89\u5168\u7684\u8fdb\u884c\u91cd\u5e73\u8861\u4ee5\u53ca\u5982\u4f55\u5c3d\u53ef\u80fd\u907f\u514d\u3002<\/p>\n<p>\u6d88\u8d39\u8005\u901a\u8fc7\u5b9a\u671f\u53d1\u9001\u5fc3\u8df3\uff08hearbeat\uff09\u5230\u4e00\u4e2a\u4f5c\u4e3a\u7ec4\u534f\u8c03\u8005\uff08group coordinator\uff09\u7684 broker \u6765\u4fdd\u6301\u5728\u6d88\u8d39\u7ec4\u5185\u5b58\u6d3b\u3002\u8fd9\u4e2a broker \u4e0d\u662f\u56fa\u5b9a\u7684\uff0c\u6bcf\u4e2a\u6d88\u8d39\u7ec4\u90fd\u53ef\u80fd\u4e0d\u540c\u3002\u5f53\u6d88\u8d39\u8005\u62c9\u53d6\u6d88\u606f\u6216\u8005\u63d0\u4ea4\u65f6\uff0c\u4fbf\u4f1a\u53d1\u9001\u5fc3\u8df3\u3002<\/p>\n<p>\u5982\u679c\u6d88\u8d39\u8005\u8d85\u8fc7\u4e00\u5b9a\u65f6\u95f4\u6ca1\u6709\u53d1\u9001\u5fc3\u8df3\uff0c\u90a3\u4e48\u5b83\u7684\u4f1a\u8bdd\uff08session\uff09\u5c31\u4f1a\u8fc7\u671f\uff0c\u7ec4\u534f\u8c03\u8005\u4f1a\u8ba4\u4e3a\u8be5\u6d88\u8d39\u8005\u5df2\u7ecf\u5b95\u673a\uff0c\u7136\u540e\u89e6\u53d1\u91cd\u5e73\u8861\u3002\u53ef\u4ee5\u770b\u5230\uff0c\u4ece\u6d88\u8d39\u8005\u5b95\u673a\u5230\u4f1a\u8bdd\u8fc7\u671f\u662f\u6709\u4e00\u5b9a\u65f6\u95f4\u7684\uff0c\u8fd9\u6bb5\u65f6\u95f4\u5185\u8be5\u6d88\u8d39\u8005\u7684\u5206\u533a\u90fd\u4e0d\u80fd\u8fdb\u884c\u6d88\u606f\u6d88\u8d39\uff1b\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u8fdb\u884c\u4f18\u96c5\u5173\u95ed\uff0c\u8fd9\u6837\u6d88\u8d39\u8005\u4f1a\u53d1\u9001\u79bb\u5f00\u7684\u6d88\u606f\u5230\u7ec4\u534f\u8c03\u8005\uff0c\u8fd9\u6837\u7ec4\u534f\u8c03\u8005\u53ef\u4ee5\u7acb\u5373\u8fdb\u884c\u91cd\u5e73\u8861\u800c\u4e0d\u9700\u8981\u7b49\u5f85\u4f1a\u8bdd\u8fc7\u671f\u3002<\/p>\n<p>\u5728 0.10.1 \u7248\u672c\uff0cKafka \u5bf9\u5fc3\u8df3\u673a\u5236\u8fdb\u884c\u4e86\u4fee\u6539\uff0c\u5c06\u53d1\u9001\u5fc3\u8df3\u4e0e\u62c9\u53d6\u6d88\u606f\u8fdb\u884c\u5206\u79bb\uff0c\u8fd9\u6837\u4f7f\u5f97\u53d1\u9001\u5fc3\u8df3\u7684\u9891\u7387\u4e0d\u53d7\u62c9\u53d6\u7684\u9891\u7387\u5f71\u54cd\u3002\u53e6\u5916\u66f4\u9ad8\u7248\u672c\u7684 Kafka \u652f\u6301\u914d\u7f6e\u4e00\u4e2a\u6d88\u8d39\u8005\u591a\u957f\u65f6\u95f4\u4e0d\u62c9\u53d6\u6d88\u606f\u4f46\u4ecd\u7136\u4fdd\u6301\u5b58\u6d3b\uff0c\u8fd9\u4e2a\u914d\u7f6e\u53ef\u4ee5\u907f\u514d\u6d3b\u9501\uff08livelock\uff09\u3002\u6d3b\u9501\uff0c\u662f\u6307\u5e94\u7528\u6ca1\u6709\u6545\u969c\u4f46\u662f\u7531\u4e8e\u67d0\u4e9b\u539f\u56e0\u4e0d\u80fd\u8fdb\u4e00\u6b65\u6d88\u8d39\u3002<\/p>\n<h3>Partition \u4e0e\u6d88\u8d39\u6a21\u578b<\/h3>\n<p>\u4e0a\u9762\u63d0\u5230\uff0cKafka \u4e2d\u4e00\u4e2a topic \u4e2d\u7684\u6d88\u606f\u662f\u88ab\u6253\u6563\u5206\u914d\u5728\u591a\u4e2a Partition(\u5206\u533a) \u4e2d\u5b58\u50a8\u7684\uff0c Consumer Group \u5728\u6d88\u8d39\u65f6\u9700\u8981\u4ece\u4e0d\u540c\u7684 Partition \u83b7\u53d6\u6d88\u606f\uff0c\u90a3\u6700\u7ec8\u5982\u4f55\u91cd\u5efa\u51fa Topic \u4e2d\u6d88\u606f\u7684\u987a\u5e8f\u5462\uff1f<\/p>\n<p>\u7b54\u6848\u662f\uff1a\u6ca1\u6709\u529e\u6cd5\u3002Kafka \u53ea\u4f1a\u4fdd\u8bc1\u5728 Partition \u5185\u6d88\u606f\u662f\u6709\u5e8f\u7684\uff0c\u800c\u4e0d\u7ba1\u5168\u5c40\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u4e0b\u4e00\u4e2a\u95ee\u9898\u662f\uff1aPartition \u4e2d\u7684\u6d88\u606f\u53ef\u4ee5\u88ab\uff08\u4e0d\u540c\u7684 Consumer Group\uff09\u591a\u6b21\u6d88\u8d39\uff0c\u90a3 Partition\u4e2d\u88ab\u6d88\u8d39\u7684\u6d88\u606f\u662f\u4f55\u65f6\u5220\u9664\u7684\uff1fPartition \u53c8\u662f\u5982\u4f55\u77e5\u9053\u4e00\u4e2a Consumer Group \u5f53\u524d\u6d88\u8d39\u7684\u4f4d\u7f6e\u5462\uff1f<\/p>\n<p>\u65e0\u8bba\u6d88\u606f\u662f\u5426\u88ab\u6d88\u8d39\uff0c\u9664\u975e\u6d88\u606f\u5230\u671f Partition \u4ece\u4e0d\u5220\u9664\u6d88\u606f\u3002\u4f8b\u5982\u8bbe\u7f6e\u4fdd\u7559\u65f6\u95f4\u4e3a 2 \u5929\uff0c\u5219\u6d88\u606f\u53d1\u5e03 2 \u5929\u5185\u4efb\u4f55 Group \u90fd\u53ef\u4ee5\u6d88\u8d39\uff0c2 \u5929\u540e\uff0c\u6d88\u606f\u81ea\u52a8\u88ab\u5220\u9664\u3002<br \/>\nPartition \u4f1a\u4e3a\u6bcf\u4e2a Consumer Group \u4fdd\u5b58\u4e00\u4e2a\u504f\u79fb\u91cf\uff0c\u8bb0\u5f55 Group \u6d88\u8d39\u5230\u7684\u4f4d\u7f6e\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-consumer.png\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-3046\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-consumer.png\" alt=\"\" width=\"471\" height=\"219\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-consumer.png 471w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2019\/08\/kafka-partiton-offset-consumer-300x139.png 300w\" sizes=\"(max-width: 471px) 100vw, 471px\" \/><\/a><\/p>\n<h3>\u4e3a\u4ec0\u4e48 \u00a0Kafka \u662f pull \u6a21\u578b<\/h3>\n<p>\u6d88\u8d39\u8005\u5e94\u8be5\u5411 Broker \u8981\u6570\u636e\uff08pull\uff09\u8fd8\u662f Broker \u5411\u6d88\u8d39\u8005\u63a8\u9001\u6570\u636e\uff08push\uff09\uff1f\u4f5c\u4e3a\u4e00\u4e2a\u6d88\u606f\u7cfb\u7edf\uff0cKafka \u9075\u5faa\u4e86\u4f20\u7edf\u7684\u65b9\u5f0f\uff0c\u9009\u62e9\u7531 Producer \u5411 broker push \u6d88\u606f\u5e76\u7531 Consumer \u4ece broker pull \u6d88\u606f\u3002\u4e00\u4e9b logging-centric system\uff0c\u6bd4\u5982 Facebook \u7684Scribe\u548c Cloudera \u7684Flume\uff0c\u91c7\u7528 push \u6a21\u5f0f\u3002\u4e8b\u5b9e\u4e0a\uff0cpush \u6a21\u5f0f\u548c pull \u6a21\u5f0f\u5404\u6709\u4f18\u52a3\u3002<\/p>\n<p><strong>push \u6a21\u5f0f\u5f88\u96be\u9002\u5e94\u6d88\u8d39\u901f\u7387\u4e0d\u540c\u7684\u6d88\u8d39\u8005\uff0c\u56e0\u4e3a\u6d88\u606f\u53d1\u9001\u901f\u7387\u662f\u7531 broker \u51b3\u5b9a\u7684\u3002<\/strong>push \u6a21\u5f0f\u7684\u76ee\u6807\u662f\u5c3d\u53ef\u80fd\u4ee5\u6700\u5feb\u901f\u5ea6\u4f20\u9012\u6d88\u606f\uff0c\u4f46\u662f\u8fd9\u6837\u5f88\u5bb9\u6613\u9020\u6210 Consumer \u6765\u4e0d\u53ca\u5904\u7406\u6d88\u606f\uff0c\u5178\u578b\u7684\u8868\u73b0\u5c31\u662f\u62d2\u7edd\u670d\u52a1\u4ee5\u53ca\u7f51\u7edc\u62e5\u585e\u3002<strong>\u800c pull \u6a21\u5f0f\u5219\u53ef\u4ee5\u6839\u636e Consumer \u7684\u6d88\u8d39\u80fd\u529b\u4ee5\u9002\u5f53\u7684\u901f\u7387\u6d88\u8d39\u6d88\u606f\u3002<\/strong><\/p>\n<p><strong>\u5bf9\u4e8e Kafka \u800c\u8a00\uff0cpull \u6a21\u5f0f\u66f4\u5408\u9002\u3002<\/strong>pull \u6a21\u5f0f\u53ef\u7b80\u5316 broker \u7684\u8bbe\u8ba1\uff0cConsumer \u53ef\u81ea\u4e3b\u63a7\u5236\u6d88\u8d39\u6d88\u606f\u7684\u901f\u7387\uff0c\u540c\u65f6 Consumer \u53ef\u4ee5\u81ea\u5df1\u63a7\u5236\u6d88\u8d39\u65b9\u5f0f\u2014\u2014\u5373\u53ef\u6279\u91cf\u6d88\u8d39\u4e5f\u53ef\u9010\u6761\u6d88\u8d39\uff0c\u540c\u65f6\u8fd8\u80fd\u9009\u62e9\u4e0d\u540c\u7684\u63d0\u4ea4\u65b9\u5f0f\u4ece\u800c\u5b9e\u73b0\u4e0d\u540c\u7684\u4f20\u8f93\u8bed\u4e49\u3002<\/p>\n<h2>\u8ba8\u8bba\u4e94\uff1aKafka \u5982\u4f55\u4fdd\u8bc1\u53ef\u9760\u6027<\/h2>\n<p>\u5f53\u6211\u4eec\u8ba8\u8bba<strong>\u53ef\u9760\u6027<\/strong>\u7684\u65f6\u5019\uff0c\u6211\u4eec\u603b\u4f1a\u63d0\u5230<em>\u4fdd\u8bc1<\/em>*\u8fd9\u4e2a\u8bcd\u8bed\u3002\u53ef\u9760\u6027\u4fdd\u8bc1\u662f\u57fa\u7840\uff0c\u6211\u4eec\u57fa\u4e8e\u8fd9\u4e9b\u57fa\u7840\u4e4b\u4e0a\u6784\u5efa\u6211\u4eec\u7684\u5e94\u7528\u3002\u6bd4\u5982\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7684\u53ef\u9760\u6027\u4fdd\u8bc1\u662fACID\uff0c\u4e5f\u5c31\u662f\u539f\u5b50\u6027\uff08Atomicity\uff09\u3001\u4e00\u81f4\u6027\uff08Consistency\uff09\u3001\u9694\u79bb\u6027\uff08Isolation\uff09\u548c\u6301\u4e45\u6027\uff08Durability\uff09\u3002<\/p>\n<p>Kafka \u4e2d\u7684\u53ef\u9760\u6027\u4fdd\u8bc1\u6709\u5982\u4e0b\u56db\u70b9\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u5bf9\u4e8e\u4e00\u4e2a\u5206\u533a\u6765\u8bf4\uff0c\u5b83\u7684\u6d88\u606f\u662f\u6709\u5e8f\u7684\u3002\u5982\u679c\u4e00\u4e2a\u751f\u4ea7\u8005\u5411\u4e00\u4e2a\u5206\u533a\u5148\u5199\u5165\u6d88\u606fA\uff0c\u7136\u540e\u5199\u5165\u6d88\u606fB\uff0c\u90a3\u4e48\u6d88\u8d39\u8005\u4f1a\u5148\u8bfb\u53d6\u6d88\u606fA\u518d\u8bfb\u53d6\u6d88\u606fB\u3002<\/li>\n<li>\u5f53\u6d88\u606f\u5199\u5165\u6240\u6709in-sync\u72b6\u6001\u7684\u526f\u672c\u540e\uff0c\u6d88\u606f\u624d\u4f1a\u8ba4\u4e3a<strong>\u5df2\u63d0\u4ea4\uff08committed\uff09<\/strong>\u3002\u8fd9\u91cc\u7684\u5199\u5165\u6709\u53ef\u80fd\u53ea\u662f\u5199\u5165\u5230\u6587\u4ef6\u7cfb\u7edf\u7684\u7f13\u5b58\uff0c\u4e0d\u4e00\u5b9a\u5237\u65b0\u5230\u78c1\u76d8\u3002\u751f\u4ea7\u8005\u53ef\u4ee5\u7b49\u5f85\u4e0d\u540c\u65f6\u673a\u7684\u786e\u8ba4\uff0c\u6bd4\u5982\u7b49\u5f85\u5206\u533a\u4e3b\u526f\u672c\u5199\u5165\u5373\u8fd4\u56de\uff0c\u540e\u8005\u7b49\u5f85\u6240\u6709in-sync\u72b6\u6001\u526f\u672c\u5199\u5165\u624d\u8fd4\u56de\u3002<\/li>\n<li>\u4e00\u65e6\u6d88\u606f\u5df2\u63d0\u4ea4\uff0c\u90a3\u4e48\u53ea\u8981\u6709\u4e00\u4e2a\u526f\u672c\u5b58\u6d3b\uff0c\u6570\u636e\u4e0d\u4f1a\u4e22\u5931\u3002<\/li>\n<li>\u6d88\u8d39\u8005\u53ea\u80fd\u8bfb\u53d6\u5230\u5df2\u63d0\u4ea4\u7684\u6d88\u606f\u3002<\/li>\n<\/ul>\n<p>\u4f7f\u7528\u8fd9\u4e9b\u57fa\u7840\u4fdd\u8bc1\uff0c\u6211\u4eec\u6784\u5efa\u4e00\u4e2a\u53ef\u9760\u7684\u7cfb\u7edf\uff0c\u8fd9\u65f6\u5019\u9700\u8981\u8003\u8651\u4e00\u4e2a\u95ee\u9898\uff1a\u7a76\u7adf\u6211\u4eec\u7684\u5e94\u7528\u9700\u8981\u591a\u5927\u7a0b\u5ea6\u7684\u53ef\u9760\u6027\uff1f\u53ef\u9760\u6027\u4e0d\u662f\u65e0\u507f\u7684\uff0c\u5b83\u4e0e\u7cfb\u7edf\u53ef\u7528\u6027\u3001\u541e\u5410\u91cf\u3001\u5ef6\u8fdf\u548c\u786c\u4ef6\u4ef7\u683c\u606f\u606f\u76f8\u5173\uff0c\u5f97\u6b64\u5931\u5f7c\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u5f80\u5f80\u9700\u8981\u505a\u6743\u8861\uff0c\u4e00\u5473\u7684\u8ffd\u6c42\u53ef\u9760\u6027\u5e76\u4e0d\u5b9e\u9645\u3002<\/p>\n<blockquote><p>\u60f3\u4e86\u89e3\u66f4\u591a\u6233\u8fd9\u91cc\uff1ahttp:\/\/www.dengshenyu.com\/%E5%88%86%E5%B8%83%E5%BC%8F%E7%B3%BB%E7%BB%9F\/2017\/11\/21\/kafka-data-delivery.html<\/p><\/blockquote>\n<h1>\u4e09\u3001\u52a8\u624b\u642d\u4e00\u4e2a Kafka<\/h1>\n<hr \/>\n<p>\u901a\u8fc7\u4e0a\u9762\u7684\u63cf\u8ff0\uff0c\u6211\u4eec\u5df2\u7ecf\u5927\u81f4\u4e86\u89e3\u5230\u4e86\u300cKafka\u300d\u662f\u4f55\u65b9\u795e\u5723\u4e86\uff0c\u73b0\u5728\u6211\u4eec\u5f00\u59cb\u5c1d\u8bd5\u81ea\u5df1\u52a8\u624b\u672c\u5730\u642d\u4e00\u4e2a\u6765\u5b9e\u9645\u4f53\u9a8c\u4e00\u628a\u3002<\/p>\n<h2>\u7b2c\u4e00\u6b65\uff1a\u4e0b\u8f7d Kafka<\/h2>\n<p>\u8fd9\u91cc\u4ee5 Mac OS \u4e3a\u4f8b\uff0c\u5728\u5b89\u88c5\u4e86 Homebrew \u7684\u60c5\u51b5\u4e0b\u6267\u884c\u4e0b\u5217\u4ee3\u7801\uff1a<\/p>\n<pre><code class=\"\">brew\u00a0install\u00a0kafka\r\n<\/code><\/pre>\n<p>\u7531\u4e8e Kafka \u4f9d\u8d56\u4e86 Zookeeper\uff0c\u6240\u4ee5\u5728\u4e0b\u8f7d\u7684\u65f6\u5019\u4f1a\u81ea\u52a8\u4e0b\u8f7d\u3002<\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff1a\u542f\u52a8\u670d\u52a1<\/h2>\n<p>\u6211\u4eec\u5728\u542f\u52a8\u4e4b\u524d\u9996\u5148\u9700\u8981\u4fee\u6539 Kafka \u7684\u76d1\u542c\u5730\u5740\u548c\u7aef\u53e3\u4e3a\u00a0<code>localhost:9092<\/code>\uff1a<\/p>\n<pre><code class=\"\">vi\u00a0\/usr\/local\/etc\/kafka\/server.properties\r\n    listeners=PLAINTEXT:\/\/localhost:9092<\/code><\/pre>\n<p>\u4f9d\u6b21\u542f\u52a8 Zookeeper \u548c Kafka\uff1a<\/p>\n<pre><code class=\"\">brew\u00a0services\u00a0start\u00a0zookeeper\r\nbrew\u00a0services\u00a0start\u00a0kafka\r\n<\/code><\/pre>\n<p>\u7136\u540e\u6267\u884c\u4e0b\u5217\u8bed\u53e5\u6765\u521b\u5efa\u4e00\u4e2a\u540d\u5b57\u4e3a &#8220;test&#8221; \u7684 Topic\uff1a<\/p>\n<pre><code class=\"\">kafka-topics\u00a0--create\u00a0--zookeeper\u00a0localhost:2181\u00a0--replication-factor\u00a01\u00a0--partitions\u00a01\u00a0--topic\u00a0test\r\n<\/code><\/pre>\n<p>\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e0b\u5217\u7684\u547d\u4ee4\u67e5\u770b\u6211\u4eec\u7684 Topic \u5217\u8868\uff1a<\/p>\n<pre><code class=\"\">kafka-topics\u00a0--list\u00a0--zookeeper\u00a0localhost:2181\r\n<\/code><\/pre>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u53d1\u9001\u6d88\u606f<\/h2>\n<p>\u7136\u540e\u6211\u4eec\u65b0\u5efa\u4e00\u4e2a\u63a7\u5236\u53f0\uff0c\u8fd0\u884c\u4e0b\u5217\u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u6d88\u8d39\u8005\u5173\u6ce8\u521a\u624d\u521b\u5efa\u7684 Topic\uff1a<\/p>\n<pre><code class=\"\">kafka-console-consumer\u00a0--bootstrap-server\u00a0localhost:9092\u00a0--topic\u00a0test\u00a0--from-beginning\r\n<\/code><\/pre>\n<p>\u7528\u63a7\u5236\u53f0\u5f80\u521a\u624d\u521b\u5efa\u7684 Topic \u4e2d\u6dfb\u52a0\u6d88\u606f\uff0c\u5e76\u89c2\u5bdf\u521a\u624d\u521b\u5efa\u7684\u6d88\u8d39\u8005\u7a97\u53e3\uff1a<\/p>\n<pre><code class=\"\">kafka-console-producer\u00a0--broker-list\u00a0localhost:9092\u00a0--topic\u00a0test\r\n<\/code><\/pre>\n<p>\u80fd\u901a\u8fc7\u6d88\u8d39\u8005\u7a97\u53e3\u89c2\u5bdf\u5230\u6b63\u786e\u7684\u6d88\u3002<\/p>\n<figure><img class=\"\" title=\"\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6AUjmf0ibUzvz91Vxg4ndsS2IzBTvKtaH3iayTThWE9LVD6iakuo3T4dJgQ\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" crossorigin=\"anonymous\" data-ratio=\"0.38870967741935486\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/ia1kbU3RS1H4ZCa61G1hwan0ktD33VA6AUjmf0ibUzvz91Vxg4ndsS2IzBTvKtaH3iayTThWE9LVD6iakuo3T4dJgQ\/640?wx_fmt=png\" data-type=\"png\" data-w=\"1240\" data-fail=\"0\" \/><\/figure>\n<h1>\u53c2\u8003\u8d44\u6599<\/h1>\n<hr \/>\n<ol class=\"list-paddingleft-2\">\n<li>https:\/\/www.infoq.cn\/article\/kafka-analysis-part-1 &#8211; Kafka \u8bbe\u8ba1\u89e3\u6790\uff08\u4e00\uff09\uff1aKafka \u80cc\u666f\u53ca\u67b6\u6784\u4ecb\u7ecd<\/li>\n<li>http:\/\/www.dengshenyu.com\/%E5%88%86%E5%B8%83%E5%BC%8F%E7%B3%BB%E7%BB%9F\/2017\/11\/06\/kafka-Meet-Kafka.html &#8211; Kafka\u7cfb\u5217\uff08\u4e00\uff09\u521d\u8bc6Kafka<\/li>\n<li>https:\/\/lotabout.me\/2018\/kafka-introduction\/ &#8211; Kafka \u5165\u95e8\u4ecb\u7ecd<\/li>\n<li>https:\/\/www.zhihu.com\/question\/28925721 &#8211; Kafka \u4e2d\u7684 Topic \u4e3a\u4ec0\u4e48\u8981\u8fdb\u884c\u5206\u533a? &#8211; \u77e5\u4e4e<\/li>\n<li>https:\/\/blog.joway.io\/posts\/kafka-design-practice\/ &#8211; Kafka \u7684\u8bbe\u8ba1\u4e0e\u5b9e\u8df5\u601d\u8003<\/li>\n<li>http:\/\/www.dengshenyu.com\/%E5%88%86%E5%B8%83%E5%BC%8F%E7%B3%BB%E7%BB%9F\/2017\/11\/21\/kafka-data-delivery.html &#8211; Kafka\u7cfb\u5217\uff08\u516d\uff09\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>\u6458\u81ea\uff1ahttps:\/\/mp.weixin.qq.com\/s\/UCaGLg4GvvTSrXtDfY9SdQ<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001Kafka \u7b80\u4ecb Kafka \u521b\u5efa\u80cc\u666f Kafka\u00a0\u662f\u4e00\u4e2a\u6d88\u606f\u7cfb\u7edf\uff0c\u539f\u672c\u5f00\u53d1\u81ea LinkedIn\uff0c\u7528\u4f5c L [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[509],"tags":[866,870,869,510,520,868,867,855,307],"_links":{"self":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3043"}],"collection":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3043"}],"version-history":[{"count":0,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/3043\/revisions"}],"wp:attachment":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}