{"id":14541,"date":"2023-12-04T15:50:35","date_gmt":"2023-12-04T07:50:35","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14541"},"modified":"2023-12-12T15:30:56","modified_gmt":"2023-12-12T07:30:56","slug":"kafka-zhong-shen-me-shi-xiao-fei-zhe-huo-yong-hu","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/kafka-zhong-shen-me-shi-xiao-fei-zhe-huo-yong-hu\/","title":{"rendered":"Kafka\u4e2d\u4ec0\u4e48\u662f\u6d88\u8d39\u8005\u6216\u7528\u6237\uff1f"},"content":{"rendered":"

\u5728Kafka\u4e2d\uff0c\u672f\u8bed "\u6d88\u8d39\u8005" \u901a\u5e38\u6307\u7684\u662f\u4f7f\u7528 Kafka \u6d88\u606f\u7cfb\u7edf\u7684\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u3002\u8fd9\u4e9b\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528 Kafka \u6d88\u8d39\u8005\u5ba2\u6237\u7aef\u6765\u4ece Kafka \u4e3b\u9898\u4e2d\u83b7\u53d6\u6d88\u606f\u5e76\u8fdb\u884c\u5904\u7406\u3002\u6d88\u8d39\u8005\u7684\u4e3b\u8981\u76ee\u7684\u662f\u8ba2\u9605\u4e00\u4e2a\u6216\u591a\u4e2a\u4e3b\u9898\uff0c\u5e76\u5b9e\u65f6\u5730\u5904\u7406\u751f\u4ea7\u8005\u53d1\u9001\u5230\u8fd9\u4e9b\u4e3b\u9898\u7684\u6d88\u606f\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5173\u4e8e Kafka \u6d88\u8d39\u8005\u7684\u5173\u952e\u6982\u5ff5\uff1a<\/p>\n

    \n
  1. \n\u6d88\u8d39\u8005\u7ec4\uff08Consumer Group\uff09\uff1a<\/strong> \u6d88\u8d39\u8005\u53ef\u4ee5\u7ec4\u6210\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\uff0c\u5171\u540c\u5904\u7406\u4e00\u4e2a\u6216\u591a\u4e2a\u4e3b\u9898\u7684\u6d88\u606f\u3002\u5728\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\u4e2d\uff0c\u6bcf\u4e2a\u5206\u533a\u53ea\u80fd\u7531\u6d88\u8d39\u8005\u7ec4\u5185\u7684\u4e00\u4e2a\u6d88\u8d39\u8005\u6765\u5904\u7406\uff0c\u8fd9\u786e\u4fdd\u4e86\u5728\u540c\u4e00\u5206\u533a\u4e0a\u7684\u6d88\u606f\u88ab\u540c\u4e00\u4e2a\u6d88\u8d39\u8005\u7ec4\u5185\u7684\u4e00\u4e2a\u6d88\u8d39\u8005\u5904\u7406\u3002\n<\/li>\n
  2. \n\u504f\u79fb\uff08Offset\uff09\uff1a<\/strong> \u6bcf\u4e2a\u6d88\u8d39\u8005\u90fd\u6709\u4e00\u4e2a\u504f\u79fb\uff0c\u7528\u6765\u6807\u8bc6\u5b83\u5728\u6bcf\u4e2a\u5206\u533a\u4e2d\u7684\u6d88\u606f\u8bfb\u53d6\u4f4d\u7f6e\u3002\u504f\u79fb\u662f\u4e00\u4e2a\u6301\u4e45\u5316\u7684\u6807\u8bc6\uff0c\u7528\u4e8e\u8ddf\u8e2a\u6d88\u8d39\u8005\u8bfb\u53d6\u7684\u4f4d\u7f6e\u3002Kafka\u4f7f\u7528\u504f\u79fb\u6765\u786e\u4fdd\u6d88\u606f\u5728\u6d88\u8d39\u8005\u5904\u7406\u671f\u95f4\u4e0d\u4f1a\u88ab\u91cd\u590d\u5904\u7406\uff0c\u5e76\u652f\u6301 Exactly Once \u8bed\u4e49\u3002\n<\/li>\n
  3. \n\u8ba2\u9605\u548c\u5206\u533a\u5206\u914d\uff1a<\/strong> \u6d88\u8d39\u8005\u901a\u8fc7\u8c03\u7528 subscribe<\/code> \u65b9\u6cd5\u6765\u8ba2\u9605\u4e00\u4e2a\u6216\u591a\u4e2a\u4e3b\u9898\u3002\u5728\u6d88\u8d39\u8005\u7ec4\u4e2d\uff0cKafka\u901a\u8fc7\u5206\u533a\u5206\u914d\u7b56\u7565\u6765\u5c06\u4e3b\u9898\u7684\u5206\u533a\u5206\u914d\u7ed9\u5404\u4e2a\u6d88\u8d39\u8005\u3002\n<\/li>\n
  4. \n\u6d88\u606f\u5904\u7406\uff1a<\/strong> \u6d88\u8d39\u8005\u901a\u8fc7\u5b9e\u73b0\u6d88\u606f\u5904\u7406\u903b\u8f91\u6765\u5904\u7406\u4ece Kafka \u4e3b\u9898\u4e2d\u63a5\u6536\u5230\u7684\u6d88\u606f\u3002\u8fd9\u5305\u62ec\u5bf9\u6d88\u606f\u7684\u89e3\u6790\u3001\u4e1a\u52a1\u903b\u8f91\u7684\u6267\u884c\u4ee5\u53ca\u53ef\u80fd\u7684\u72b6\u6001\u66f4\u65b0\u3002\n<\/li>\n
  5. \n\u81ea\u52a8\u63d0\u4ea4\u548c\u624b\u52a8\u63d0\u4ea4\uff1a<\/strong> \u6d88\u8d39\u8005\u53ef\u4ee5\u9009\u62e9\u81ea\u52a8\u63d0\u4ea4\u6d88\u8d39\u504f\u79fb\uff0c\u4e5f\u53ef\u4ee5\u624b\u52a8\u63d0\u4ea4\u3002\u81ea\u52a8\u63d0\u4ea4\u65f6\uff0cKafka\u4f1a\u5b9a\u671f\u81ea\u52a8\u5c06\u504f\u79fb\u63d0\u4ea4\u7ed9 Kafka \u670d\u52a1\u5668\u3002\u624b\u52a8\u63d0\u4ea4\u65f6\uff0c\u6d88\u8d39\u8005\u6709\u66f4\u7cbe\u7ec6\u7684\u63a7\u5236\u6743\uff0c\u53ef\u4ee5\u786e\u4fdd\u6d88\u606f\u5728\u5904\u7406\u540e\u518d\u63d0\u4ea4\u504f\u79fb\u3002\n<\/li>\n
  6. \n\u6d88\u8d39\u8005\u914d\u7f6e\uff1a<\/strong> \u6d88\u8d39\u8005\u53ef\u4ee5\u901a\u8fc7\u4e00\u7cfb\u5217\u914d\u7f6e\u53c2\u6570\u6765\u8c03\u6574\u5176\u884c\u4e3a\uff0c\u5305\u62ec\u504f\u79fb\u7684\u63d0\u4ea4\u9891\u7387\u3001\u4f1a\u8bdd\u8d85\u65f6\u65f6\u95f4\u3001\u5fc3\u8df3\u95f4\u9694\u7b49\u3002\n<\/li>\n<\/ol>\n

    \u603b\u4f53\u800c\u8a00\uff0c\u6d88\u8d39\u8005\u662f Kafka \u751f\u6001\u7cfb\u7edf\u4e2d\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\uff0c\u8d1f\u8d23\u4ece\u4e3b\u9898\u4e2d\u8bfb\u53d6\u6d88\u606f\u5e76\u8fdb\u884c\u5904\u7406\u3002\u6d88\u8d39\u8005\u7684\u8bbe\u8ba1\u548c\u914d\u7f6e\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u5728Kafka\u4e2d\uff0c\u672f\u8bed "\u6d88\u8d39\u8005" \u901a\u5e38\u6307\u7684\u662f\u4f7f\u7528 Kafka \u6d88\u606f\u7cfb\u7edf\u7684\u5e94\u7528\u7a0b\u5e8f\u6216\u670d\u52a1\u3002\u8fd9 […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[122],"tags":[],"class_list":["post-14541","post","type-post","status-publish","format-standard","hentry","category-kafka"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=14541"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14541\/revisions"}],"predecessor-version":[{"id":47960,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14541\/revisions\/47960"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14541"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}