{"id":1159,"date":"2021-03-14T18:25:56","date_gmt":"2021-03-14T10:25:56","guid":{"rendered":"http:\/\/www.rain1024.com\/?p=1159"},"modified":"2023-08-07T20:57:23","modified_gmt":"2023-08-07T12:57:23","slug":"kafka%e6%b6%89%e5%8f%8a%e5%88%b0%e7%9a%84%e5%a4%9a%e7%a7%8d%e9%80%89%e4%b8%be%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"http:\/\/rain1024.com\/index.php\/2021\/03\/14\/kafka%e6%b6%89%e5%8f%8a%e5%88%b0%e7%9a%84%e5%a4%9a%e7%a7%8d%e9%80%89%e4%b8%be%e6%9c%ba%e5%88%b6\/","title":{"rendered":"Kafka\u6d89\u53ca\u5230\u7684\u591a\u79cd\u9009\u4e3e\u673a\u5236"},"content":{"rendered":"

Kafka\u6d89\u53ca\u5230\u7684\u591a\u79cd\u9009\u4e3e\u673a\u5236<\/h1>\n

\u63d0\u8d77Kafka\u4e2d\u7684\u9009\u4e3e\uff0c\u7b2c\u4e00\u5370\u8c61\u80af\u5b9a\u662fbroker\u8282\u70b9\u4e4b\u95f4\u7684\u9009\u4e3e\uff0c\u5b83\u4f9d\u8d56\u4e8eZookeeper\u6765\u8fdb\u884c\u9009\u4e3e\uff0c\u5176\u5b9e\u8fd8\u6709partition\u4e4b\u95f4\u4e5f\u6709\u9009\u4e3e\uff0c\u4ee5\u53ca\u5176\u4ed6\u5730\u65b9\u90fd\u5b58\u5728\u9009\u4e3e\uff0c\u4f46\u8fd9\u4e9b\u90fd\u662f\u7531Kafka\u5185\u90e8\u5b8c\u6210\uff0c\u5b83\u4eec\u90fd\u9700\u8981\u4e00\u4e2aleader\u6765\u628a\u63a7\u5168\u573a\uff0c\u7531leader\u6765\u8d1f\u8d23\u8bfb\u5199\u8bf7\u6c42\uff0c\u5904\u7406\u6d88\u606f\u7684\u540c\u6b65\uff0c\u76d1\u542c\u5206\u533a\u53d8\u5316\uff0c\u76d1\u542c\u4e3b\u9898\u53d8\u5316\uff0c\u4fdd\u5b58\u4e00\u4e9b\u5206\u533a\u65b9\u6848\uff0c\u8bb0\u5f55\u6d88\u8d39\u4f4d\u79fb\u7b49\u4fe1\u606f\u3002\u6211\u603b\u7ed3\u7684\u6709\u4ee5\u4e0b\u51e0\u79cd\u9009\u4e3e\u3002<\/p>\n

    \n
  1. broker Leader<\/li>\n
  2. partition Leader<\/li>\n
  3. GroupCoordinator Leader<\/li>\n
  4. Group Leader<\/li>\n<\/ol>\n

    \u63a7\u5236\u5668\u7684\u9009\u4e3e<\/h3>\n

    \u5728Kafka\u96c6\u7fa4\u4e2d\u4f1a\u6709\u4e00\u4e2a\u6216\u591a\u4e2abroker\uff0c\u53ea\u6709\u5176\u4e2d\u4e00\u4e2abroker\u4f1a\u9009\u4e3e\u4e3a\u63a7\u5236\u5668\uff0c\u5373Kafka Controller\uff0c\u5b83\u8d1f\u8d23\u7ba1\u7406\u6574\u4e2a\u96c6\u7fa4\u4e2d\u6240\u6709\u5206\u533a\u548c\u526f\u672c\u7684\u72b6\u6001\uff0c\u5f53\u5206\u533a\u4e2dleader \u526f\u672c\u51fa\u73b0\u95ee\u9898\u53ca\u65f6\u9009\u4e3e\u65b0\u7684leader\u526f\u672c\uff0c\u66f4\u65b0ISR\u96c6\u5408\u7684\u5143\u6570\u636e\u4fe1\u606f\u3002broker\u7684\u9009\u4e3e\u8fc7\u7a0b\u662f\u5728zookeeper\u4e2d\u521b\u5efa\/controller\u4e34\u65f6\u8282\u70b9\uff0c\u4e34\u65f6\u8282\u70b9\u7684\u5185\u5bb9\u5982\u4e0b\u56fe<\/p>\n

    \"image-20210314173719523\"<\/p>\n

    \u6bcf\u4e2abroker\u8fd8\u662f\u4f1a\u5bf9\/controller\u8282\u70b9\u6dfb\u52a0\u76d1\u542c\u5668,\u4ee5\u6b64\u6765\u76d1\u6615\u6b64\u8282\u70b9\u7684\u6570\u636e\u53d8\u5316\uff0c\u5f53\/controller\u8282\u70b9\u53d1\u751f\u53d8\u66f4\uff0c\u5c31\u4f1a\u89e6\u53d1\u65b0\u4e00\u8f6e\u7684\u9009\u4e3e\u3002<\/p>\n

    \u5206\u533aLeader\u7684\u9009\u4e3e<\/h3>\n

    \u5206\u533aleader\u526f\u672c\u7684\u9009\u4e3e\u7531\u63a7\u5236\u5668\u8d1f\u8d23\u5177\u4f53\u5b9e\u65bd\u3002\u5f53\u521b\u5efa\u5206\u533a\uff08\u521b\u5efa\u4e3b\u9898\u6216\u589e\u52a0\u5206\u533a\u90fd\u6709\u521b\u5efa\u5206\u533a\u7684\u52a8\u4f5c\uff09\uff0c\u6216\u5206\u533a\u4e0a\u7ebf\uff08\u6bd4\u5982\u5206\u533a\u4e2d\u539f\u5148\u7684leader \u526f\u672c\u4e0b\u7ebf\uff0c\u6b64\u65f6\u5206\u533a\u9700\u8981\u9009\u4e3e\u4e00\u4e2a\u65b0\u7684leader\u4e0a\u7ebf\u6765\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff09\u7684\u65f6\u5019\uff0c\u90fd\u9700\u8981\u6267\u884cleader\u7684\u9009\u4e3e\u52a8\u4f5c\u3002\u57fa\u672c\u7b56\u7565\u662f\u6309\u7167AR\u96c6\u5408\u4e2d\u526f\u672c\u7684\u987a\u5e8f\u67e5\u627e\u7b2c\u4e00\u4e2a\u5b58\u6d3b\u7684\u526f\u672c\uff0c\u5e76\u4e14\u8fd9\u4e2a\u526f\u672c\u5728ISR\u96c6\u5408\u4e2d \u3002\u4e00\u4e2a\u5206\u533a\u7684AR\u96c6\u5408\u5728\u5206\u914d\u7684\u65f6\u5019\u5c31\u88ab\u6307\u5b9a,\u5e76\u4e14\u53ea\u8981\u4e0d\u53d1\u751f\u91cd\u5206\u914d\u7684\u60c5\u51b5\uff0c\u96c6\u5408\u5185\u90e8\u526f\u672c\u7684\u987a\u5e8f\u662f\u4fdd\u6301\u4e0d\u53d8\u7684\uff0c\u800c\u5206\u533a\u7684ISR\u96c6\u5408\u4e2d\u526f\u672c\u7684\u987a\u5e8f\u53ef\u80fd\u4f1a\u6539\u53d8\u3002<\/p>\n

    partitions\u540e\u7684\u5b57\u7b26\u4e32\u4e2d\uff0c\u65b9\u62ec\u53f7\u7684\u5c31\u662fLeader\u526f\u672c\u3002<\/p>\n

    \"image-20210314175648353\"<\/p>\n

    GroupCoordinator\u7684\u9009\u4e3e<\/h3>\n

    GroupCoordinator\u662f\u8d1f\u8d23\u6267\u884c\u6d88\u8d39\u8005\u7684\u5206\u533a\u5206\u914d\u548c\u518d\u5747\u8861\u64cd\u4f5c\uff0c\u5728\u521d\u59cb\u9636\u6bb5\uff0c\u5f53\u6d88\u8d39\u8005\u672a\u4fdd\u5b58\u4e0e\u6d88\u8d39\u7ec4\u5bf9\u5e94\u7684GroupCoordinator\u8282\u70b9\u4fe1\u606f\u65f6\uff0c\u9700\u8981\u901a\u8fc7\u5411\u96c6\u7fa4\u4e2d\u8d1f\u8f7d\u6700\u5c0f\u7684\u8282\u70b9\u53d1\u9001\u8bf7\u6c42\u6765\u5bfb\u627e\uff0cKafka\u901a\u8fc7\u6d88\u8d39\u7ec4\u7684groupId\u7684\u54c8\u5e0c\u503c\u8ba1\u7b97__consumer_offsets\u4e2d\u7684\u5206\u533a\u7f16\u53f7\uff0c\u627e\u5230\u5206\u533a\u540e\uff0c\u518d\u5bfb\u627e\u5206\u533aleader\u526f\u672c\u6240\u5728\u7684broker\u8282\u70b9\uff0c\u8be5\u8282\u70b9\u5c31\u662f\u5bf9\u5e94\u7684GroupCoordinator\uff0c\u6d88\u8d39\u8005\u6700\u7ec8\u7684\u5206\u533a\u5206\u914d\u65b9\u6848\u4ee5\u53ca\u7ec4\u5185\u6d88\u8d39\u8005\u6240\u63d0\u4ea4\u7684\u6d88\u8d39\u4f4d\u79fb\u4fe1\u606f\u90fd\u4f1a\u53d1\u9001\u7ed9\u6b21\u5206\u533aleader\u526f\u672c\u6240\u5728\u7684broker\u8282\u70b9\u3002<\/p>\n

    \u6d88\u8d39\u7ec4Leader\u7684\u9009\u4e3e<\/h3>\n

    GroupCoordinator\u9700\u8981\u4e3a\u6d88\u8d39\u7ec4\u5185\u7684\u6d88\u8d39\u8005\u9009\u4e3e\u51fa\u4e00\u4e2a\u6d88\u8d39\u7ec4\u7684leader\uff0c\u8fd9\u4e2a\u9009\u4e3e\u7684\u7b97\u6cd5\u5f88\u7b80\u5355\uff0c\u5f53\u6d88\u8d39\u7ec4\u5185\u8fd8\u6ca1\u6709leader\uff0c\u90a3\u4e48\u7b2c\u4e00\u4e2a\u52a0\u5165\u6d88\u8d39\u7ec4\u7684\u6d88\u8d39\u8005\u5373\u4e3a\u6d88\u8d39\u7ec4\u7684leader\uff0c\u5982\u679c\u5f53\u524dleader\u9000\u51fa\u6d88\u8d39\u7ec4\uff0c\u5219\u4f1a\u6311\u9009\u4ee5HashMap\u7ed3\u6784\u4fdd\u5b58\u7684\u6d88\u8d39\u8005\u8282\u70b9\u6570\u636e\u4e2d\uff0c\u7b2c\u4e00\u4e2a\u952e\u503c\u5bf9\u6765\u4f5c\u4e3aleader\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u63d0\u8d77Kafka\u4e2d\u7684\u9009\u4e3e\uff0c\u7b2c\u4e00\u5370\u8c61\u80af\u5b9a\u662fbroker\u8282\u70b9\u4e4b\u95f4\u7684\u9009\u4e3e\uff0c\u5b83\u4f9d\u8d56\u4e8eZookeeper\u6765\u8fdb\u884c\u9009\u4e3e\uff0c\u5176\u5b9e\u8fd8\u6709partition\u4e4b\u95f4\u4e5f\u6709\u9009\u4e3e\uff0c\u4ee5\u53ca\u5176\u4ed6\u5730\u65b9\u90fd\u5b58\u5728\u9009\u4e3e\uff0c\u4f46\u8fd9\u4e9b\u90fd\u662f\u7531Kafka\u5185\u90e8\u5b8c\u6210\uff0c\u5b83\u4eec\u90fd\u9700\u8981\u4e00\u4e2aleader\u6765\u628a\u63a7\u5168\u573a\uff0c\u7531leader\u6765\u8d1f\u8d23\u8bfb\u5199\u8bf7\u6c42\uff0c\u5904\u7406\u6d88\u606f\u7684\u540c\u6b65\uff0c\u76d1\u542c\u5206\u533a\u53d8\u5316\uff0c\u76d1\u542c\u4e3b\u9898\u53d8\u5316\uff0c\u4fdd\u5b58\u4e00\u4e9b\u5206\u533a\u65b9\u6848\uff0c\u8bb0\u5f55\u6d88\u8d39\u4f4d\u79fb\u7b49\u4fe1\u606f\u3002\u6211\u603b\u7ed3\u7684\u6709\u4ee5\u4e0b\u51e0\u79cd\u9009\u4e3e\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1159","post","type-post","status-publish","format-standard","hentry","category-kafka-hadoop"],"_links":{"self":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts\/1159","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/comments?post=1159"}],"version-history":[{"count":1,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts\/1159\/revisions"}],"predecessor-version":[{"id":1339,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/posts\/1159\/revisions\/1339"}],"wp:attachment":[{"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/media?parent=1159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/categories?post=1159"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/rain1024.com\/index.php\/wp-json\/wp\/v2\/tags?post=1159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}