{"id":14709,"date":"2023-12-04T16:03:21","date_gmt":"2023-12-04T08:03:21","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14709"},"modified":"2023-12-13T15:01:37","modified_gmt":"2023-12-13T07:01:37","slug":"kafka-zhongleader-hefollower-de-gai-nian-shi-shen","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/kafka-zhongleader-hefollower-de-gai-nian-shi-shen\/","title":{"rendered":"Kafka\u4e2dLeader\u548cFollower\u7684\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>\u5728 Apache Kafka \u4e2d\uff0cLeader \u548c Follower \u662f\u4e0e\u5206\u533a\uff08Partition\uff09\u76f8\u5173\u7684\u6982\u5ff5\uff0c\u7528\u4e8e\u5206\u533a\u7684\u590d\u5236\u673a\u5236\u3002\u6bcf\u4e2a Kafka \u5206\u533a\u90fd\u53ef\u4ee5\u6709\u591a\u4e2a\u526f\u672c\uff0c\u5176\u4e2d\u4e00\u4e2a\u662f Leader\uff0c\u5176\u4f59\u7684\u662f Follower\u3002<\/p>\n<ol>\n<li>\n<strong>Leader\uff1a<\/strong> \u6bcf\u4e2a\u5206\u533a\u90fd\u6709\u4e00\u4e2a Leader\u3002Leader \u662f\u8d1f\u8d23\u5904\u7406\u8be5\u5206\u533a\u7684\u6240\u6709\u8bfb\u5199\u64cd\u4f5c\u7684\u526f\u672c\u3002\u751f\u4ea7\u8005\u53d1\u9001\u6d88\u606f\u5230 Leader\uff0c\u6d88\u8d39\u8005\u4ece Leader \u8bfb\u53d6\u6d88\u606f\u3002Leader \u8d1f\u8d23\u5904\u7406\u526f\u672c\u4e4b\u95f4\u7684\u540c\u6b65\u548c\u6d88\u606f\u7684\u5206\u53d1\u3002\u5982\u679c Leader \u53d1\u751f\u6545\u969c\uff0cKafka \u4f1a\u4ece ISR\uff08In-Sync Replica\uff09\u4e2d\u9009\u62e9\u4e00\u4e2a\u65b0\u7684 Leader\u3002\n<\/li>\n<li>\n<strong>Follower\uff1a<\/strong> Follower \u662f\u5206\u533a\u7684\u5176\u4ed6\u526f\u672c\uff0c\u5b83\u4eec\u4e0e Leader \u4fdd\u6301\u540c\u6b65\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u53ef\u7528\u6027\u548c\u4e00\u81f4\u6027\u3002Follower \u4ece Leader \u590d\u5236\u6d88\u606f\uff0c\u5e76\u4e14\u4fdd\u6301\u8ffd\u8d76 Leader \u7684\u6700\u65b0\u6d88\u606f\u3002\u5982\u679c Leader \u53d1\u751f\u6545\u969c\uff0cFollower \u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u526f\u672c\u53ef\u4ee5\u88ab\u9009\u62e9\u4f5c\u4e3a\u65b0\u7684 Leader\u3002\n<\/li>\n<\/ol>\n<p>\u5206\u533a\u7684 Leader \u548c Follower \u7684\u6982\u5ff5\u4f53\u73b0\u4e86 Kafka \u7684\u590d\u5236\u673a\u5236\u3002\u8be5\u673a\u5236\u6709\u52a9\u4e8e\u63d0\u9ad8\u6570\u636e\u7684\u53ef\u7528\u6027\u548c\u5bb9\u9519\u6027\u3002\u4ee5\u4e0b\u662f Leader \u548c Follower \u7684\u4e00\u4e9b\u5173\u952e\u7279\u6027\uff1a<\/p>\n<ul>\n<li>\n<strong>\u6d88\u606f\u540c\u6b65\uff1a<\/strong> Leader \u8d1f\u8d23\u5c06\u6d88\u606f\u5199\u5165\u5206\u533a\uff0cFollower \u8d1f\u8d23\u4ece Leader \u590d\u5236\u6d88\u606f\u3002Leader \u548c Follower \u4e4b\u95f4\u7684\u6d88\u606f\u540c\u6b65\u786e\u4fdd\u4e86\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002\n<\/li>\n<li>\n<strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong> \u7531\u4e8e\u6bcf\u4e2a\u5206\u533a\u6709\u591a\u4e2a\u526f\u672c\uff0c\u5176\u4e2d\u4e00\u4e2a\u662f Leader\uff0c\u5176\u4ed6\u7684\u662f Follower\uff0c\u56e0\u6b64\u5373\u4f7f Leader \u53d1\u751f\u6545\u969c\uff0c\u7cfb\u7edf\u4ecd\u7136\u53ef\u4ee5\u901a\u8fc7\u9009\u62e9 Follower \u4f5c\u4e3a\u65b0\u7684 Leader \u6765\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1\u3002\n<\/li>\n<li>\n<strong>\u6c34\u5e73\u6269\u5c55\uff1a<\/strong> Kafka \u5141\u8bb8\u5728\u591a\u4e2a Broker \u4e0a\u5206\u5e03\u5206\u533a\u7684\u526f\u672c\uff0c\u4ee5\u63d0\u9ad8\u541e\u5410\u91cf\u548c\u5bb9\u91cf\u3002Leader \u548c Follower \u53ef\u4ee5\u5206\u5e03\u5728\u4e0d\u540c\u7684\u8282\u70b9\u4e0a\u3002\n<\/li>\n<li>\n<strong>ISR\uff08In-Sync Replica\uff09\uff1a<\/strong> ISR \u662f\u6307\u4e0e Leader \u4fdd\u6301\u540c\u6b65\u7684\u526f\u672c\u96c6\u5408\u3002\u53ea\u6709 ISR \u4e2d\u7684\u526f\u672c\u624d\u80fd\u88ab\u9009\u62e9\u4e3a\u65b0\u7684 Leader\u3002\u8fd9\u6709\u52a9\u4e8e\u786e\u4fdd\u65b0\u7684 Leader \u5177\u6709\u6700\u65b0\u7684\u6570\u636e\u3002\n<\/li>\n<\/ul>\n<p>Leader \u548c Follower \u4e4b\u95f4\u7684\u534f\u4f5c\u662f Kafka \u590d\u5236\u673a\u5236\u7684\u6838\u5fc3\uff0c\u5b83\u786e\u4fdd\u4e86\u6d88\u606f\u7684\u53ef\u9760\u6027\u548c\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Apache Kafka \u4e2d\uff0cLeader \u548c Follower \u662f\u4e0e\u5206\u533a\uff08Partition\uff09\u76f8\u5173\u7684\u6982\u5ff5 [&hellip;]<\/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-14709","post","type-post","status-publish","format-standard","hentry","category-kafka"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14709","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=14709"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14709\/revisions"}],"predecessor-version":[{"id":48047,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14709\/revisions\/48047"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14709"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}