{"id":14483,"date":"2023-12-04T15:45:15","date_gmt":"2023-12-04T07:45:15","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14483"},"modified":"2023-12-12T11:15:22","modified_gmt":"2023-12-12T03:15:22","slug":"kafka-zhong-fu-ben-heisr-ban-yan-shen-me-jiao-se","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/kafka-zhong-fu-ben-heisr-ban-yan-shen-me-jiao-se\/","title":{"rendered":"Kafka\u4e2d\u526f\u672c\u548cISR\u626e\u6f14\u4ec0\u4e48\u89d2\u8272\uff1f"},"content":{"rendered":"<p>\u5728 Kafka \u4e2d\uff0c\u526f\u672c\uff08Replica\uff09\u548c ISR\uff08In-Sync Replica\uff0c\u540c\u6b65\u526f\u672c\uff09\u662f\u5173\u952e\u7684\u6982\u5ff5\uff0c\u5b83\u4eec\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\uff0c\u63d0\u4f9b\u4e86\u6570\u636e\u5197\u4f59\u3001\u5bb9\u9519\u6027\u3001\u53ef\u7528\u6027\u548c\u6027\u80fd\u65b9\u9762\u7684\u4f18\u52bf\u3002<\/p>\n<ol>\n<li>\n<strong>\u526f\u672c\uff08Replica\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>\n<strong>\u4f5c\u7528\uff1a<\/strong> \u526f\u672c\u662f\u4e3b\u9898\uff08Topic\uff09\u7684\u5206\u533a\uff08Partition\uff09\u7684\u590d\u5236\uff0c\u5373\u76f8\u540c\u7684\u6d88\u606f\u526f\u672c\u5b58\u50a8\u5728\u591a\u4e2a Broker \u4e0a\u3002\u526f\u672c\u7684\u5b58\u5728\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u5bb9\u9519\u6027\uff0c\u5373\u4f7f\u67d0\u4e2a Broker \u53d1\u751f\u6545\u969c\uff0c\u4ecd\u7136\u53ef\u4ee5\u4ece\u5176\u4ed6\u526f\u672c\u4e2d\u8bfb\u53d6\u6570\u636e\u3002\n<\/li>\n<li>\n<strong>\u7c7b\u578b\uff1a<\/strong> \u4e3b\u9898\u7684\u6bcf\u4e2a\u5206\u533a\u53ef\u4ee5\u914d\u7f6e\u591a\u4e2a\u526f\u672c\uff0c\u5305\u62ec\u4e00\u4e2a Leader \u526f\u672c\u548c\u96f6\u4e2a\u6216\u591a\u4e2a Follower \u526f\u672c\u3002Leader \u526f\u672c\u8d1f\u8d23\u5904\u7406\u8bfb\u5199\u8bf7\u6c42\uff0c\u800c Follower \u526f\u672c\u662f Leader \u526f\u672c\u7684\u5907\u4efd\u3002\n<\/li>\n<li>\n<strong>\u914d\u7f6e\uff1a<\/strong> \u5728\u521b\u5efa\u4e3b\u9898\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e <code>replication.factor<\/code> \u53c2\u6570\u6765\u6307\u5b9a\u6bcf\u4e2a\u5206\u533a\u7684\u526f\u672c\u6570\u91cf\uff0c\u5373\u6bcf\u4e2a\u5206\u533a\u7684 Leader \u526f\u672c\u548c Follower \u526f\u672c\u7684\u603b\u6570\u3002\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>In-Sync Replica\uff08ISR\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>\n<strong>\u4f5c\u7528\uff1a<\/strong> ISR \u662f\u6307\u4e0e Leader \u526f\u672c\u4fdd\u6301\u540c\u6b65\u7684\u526f\u672c\u96c6\u5408\u3002\u5373\u4f7f\u6709\u591a\u4e2a Follower \u526f\u672c\uff0cISR \u53ea\u5305\u62ec\u90a3\u4e9b\u5df2\u7ecf\u8ffd\u8d76\u4e0a Leader \u526f\u672c\u7684\u526f\u672c\u3002\n<\/li>\n<li>\n<strong>ISR \u7684\u91cd\u8981\u6027\uff1a<\/strong> Leader \u526f\u672c\u4e0e ISR \u4e2d\u7684 Follower \u526f\u672c\u4fdd\u6301\u540c\u6b65\uff0c\u53ef\u4ee5\u4fdd\u8bc1\u5728 Leader \u526f\u672c\u5931\u6548\u65f6\uff0cISR \u4e2d\u7684\u4e00\u4e2a Follower \u526f\u672c\u80fd\u591f\u8fc5\u901f\u5347\u7ea7\u4e3a\u65b0\u7684 Leader\uff0c\u4ece\u800c\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1\u3002ISR \u7684\u5b58\u5728\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u3002\n<\/li>\n<li>\n<strong>\u914d\u7f6e\uff1a<\/strong> ISR \u7684\u914d\u7f6e\u53d7\u5230 <code>min.insync.replicas<\/code> \u53c2\u6570\u7684\u63a7\u5236\uff0c\u8be5\u53c2\u6570\u6307\u5b9a\u4e86\u4e00\u4e2a\u5206\u533a\u4e2d\u81f3\u5c11\u8981\u4fdd\u6301\u7684 ISR \u4e2d\u7684\u6700\u5c0f\u526f\u672c\u6570\u91cf\u3002\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u526f\u672c\u548c ISR\uff0cKafka \u53ef\u4ee5\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e2d\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u3001\u5bb9\u9519\u6027\u548c\u6027\u80fd\u3002ISR \u7684\u6982\u5ff5\u5f3a\u8c03\u4e86\u5bf9\u4e8e Leader \u548c Follower \u4e4b\u95f4\u7684\u540c\u6b65\u6027\u7684\u5173\u6ce8\uff0c\u786e\u4fdd\u5373\u4f7f\u5728\u67d0\u4e9b\u526f\u672c\u5931\u6548\u7684\u60c5\u51b5\u4e0b\uff0c\u7cfb\u7edf\u4ecd\u7136\u80fd\u591f\u7ee7\u7eed\u53ef\u9760\u5730\u5de5\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Kafka \u4e2d\uff0c\u526f\u672c\uff08Replica\uff09\u548c ISR\uff08In-Sync Replica\uff0c\u540c\u6b65\u526f\u672c\uff09\u662f\u5173\u952e\u7684\u6982\u5ff5\uff0c [&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-14483","post","type-post","status-publish","format-standard","hentry","category-kafka"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14483","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=14483"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14483\/revisions"}],"predecessor-version":[{"id":47923,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14483\/revisions\/47923"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14483"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}