{"id":14629,"date":"2023-12-04T15:57:22","date_gmt":"2023-12-04T07:57:22","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14629"},"modified":"2023-12-13T14:13:27","modified_gmt":"2023-12-13T06:13:27","slug":"kafka-zhong-shen-me-qing-kuang-xia-yi-gebroker-hui","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/kafka-zhong-shen-me-qing-kuang-xia-yi-gebroker-hui\/","title":{"rendered":"Kafka\u4e2d\u4ec0\u4e48\u60c5\u51b5\u4e0b\u4e00\u4e2aBroker\u4f1a\u4eceISR\u4e2d\u8e22\u51fa\u53bb\uff1f"},"content":{"rendered":"

\u5728Kafka\u4e2d\uff0cISR\uff08In-Sync Replicas\uff09\u662f\u6307\u90a3\u4e9b\u4e0e leader \u526f\u672c\u4fdd\u6301\u540c\u6b65\u7684\u526f\u672c\u3002ISR \u4e2d\u7684\u526f\u672c\u8868\u793a\u5df2\u7ecf\u590d\u5236\u4e86 leader \u526f\u672c\u4e0a\u7684\u6240\u6709\u6d88\u606f\uff0c\u8fd9\u6837\u5f53 leader \u526f\u672c\u5b95\u673a\u65f6\uff0cISR \u4e2d\u7684\u526f\u672c\u53ef\u4ee5\u8fc5\u901f\u63a5\u66ff\u6210\u4e3a\u65b0\u7684 leader\u3002\u5f53 ISR \u4e2d\u7684\u67d0\u4e2a\u526f\u672c\u56e0\u4e3a\u4e00\u4e9b\u539f\u56e0\u4e0d\u518d\u4e0e leader \u526f\u672c\u4fdd\u6301\u540c\u6b65\u65f6\uff0c\u5b83\u53ef\u80fd\u4f1a\u88ab\u8e22\u51fa ISR\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u4e00\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a Broker \u53ef\u80fd\u4f1a\u4ece ISR \u4e2d\u8e22\u51fa\u53bb\uff1a<\/p>\n

    \n
  1. \n\u540c\u6b65\u590d\u5236\u5ef6\u8fdf\uff1a<\/strong> \u5982\u679c ISR \u4e2d\u7684\u526f\u672c\u65e0\u6cd5\u53ca\u65f6\u590d\u5236 leader \u526f\u672c\u4e0a\u7684\u6d88\u606f\uff0c\u5373\u540c\u6b65\u590d\u5236\u7684\u5ef6\u8fdf\u8d85\u8fc7\u4e86\u6307\u5b9a\u7684\u9608\u503c\uff0c\u90a3\u4e48\u8fd9\u4e2a\u526f\u672c\u53ef\u80fd\u4f1a\u88ab\u8e22\u51fa ISR\u3002\u8fd9\u901a\u5e38\u662f\u7531\u4e8e\u7f51\u7edc\u5ef6\u8fdf\u3001\u526f\u672c\u7684\u6027\u80fd\u95ee\u9898\u6216\u8005\u786c\u4ef6\u6545\u969c\u5f15\u8d77\u7684\u3002\n<\/li>\n
  2. \nISR \u5217\u8868\u592a\u957f\uff1a<\/strong> Kafka \u96c6\u7fa4\u914d\u7f6e\u4e86\u4e00\u4e2a\u53c2\u6570 replica.lag.max.messages<\/code> \u6765\u9650\u5236\u4e00\u4e2a ISR \u4e2d\u526f\u672c\u7684\u6700\u5927\u6d88\u606f\u5ef6\u8fdf\u3002\u5982\u679c ISR \u4e2d\u7684\u526f\u672c\u843d\u540e\u4e8e leader \u526f\u672c\u7684\u6d88\u606f\u6570\u91cf\u8d85\u8fc7\u4e86\u8fd9\u4e2a\u9608\u503c\uff0c\u90a3\u4e48\u5b83\u53ef\u80fd\u4f1a\u88ab\u8e22\u51fa ISR\u3002\n<\/li>\n
  3. \nISR \u7684\u5927\u5c0f\u9650\u5236\uff1a<\/strong> Kafka \u96c6\u7fa4\u8fd8\u914d\u7f6e\u4e86\u4e00\u4e2a\u53c2\u6570 min.insync.replicas<\/code>\uff0c\u5b83\u6307\u5b9a\u4e86 ISR \u7684\u6700\u5c0f\u526f\u672c\u6570\u91cf\u3002\u5982\u679c ISR \u7684\u5927\u5c0f\u5c0f\u4e8e\u8fd9\u4e2a\u9608\u503c\uff0c\u90a3\u4e48 leader \u526f\u672c\u53ef\u80fd\u4f1a\u62d2\u7edd\u5199\u5165\u65b0\u6d88\u606f\uff0c\u4ee5\u4fdd\u8bc1\u6d88\u606f\u7684\u53ef\u9760\u6027\u3002\u8fd9\u4e5f\u53ef\u80fd\u5bfc\u81f4 ISR \u4e2d\u7684\u526f\u672c\u88ab\u8e22\u51fa ISR\u3002\n<\/li>\n
  4. \n\u526f\u672c\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff1a<\/strong> \u5982\u679c ISR \u4e2d\u7684\u67d0\u4e2a\u526f\u672c\u7531\u4e8e\u67d0\u79cd\u539f\u56e0\uff08\u4f8b\u5982\u78c1\u76d8\u6545\u969c\u3001\u6027\u80fd\u95ee\u9898\u7b49\uff09\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u90a3\u4e48\u5b83\u53ef\u80fd\u4f1a\u88ab\u8e22\u51fa ISR\u3002\n<\/li>\n<\/ol>\n

    \u5728\u4e0a\u8ff0\u60c5\u51b5\u4e2d\uff0c\u5982\u679c ISR \u4e2d\u7684\u526f\u672c\u88ab\u8e22\u51fa\uff0cKafka \u5c06\u4f1a\u8bb0\u5f55\u76f8\u5e94\u7684\u65e5\u5fd7\u4fe1\u606f\uff0c\u540c\u65f6\u4f1a\u5c3d\u53ef\u80fd\u5730\u9009\u62e9\u5176\u4ed6\u540c\u6b65\u590d\u5236\u7684\u526f\u672c\u6765\u52a0\u5165 ISR\uff0c\u4ee5\u786e\u4fdd ISR \u4e2d\u4ecd\u6709\u8db3\u591f\u6570\u91cf\u7684\u526f\u672c\u7528\u4e8e\u6d88\u606f\u7684\u53ef\u9760\u6027\u548c\u5bb9\u9519\u6027\u3002ISR \u7684\u7ef4\u62a4\u662f Kafka \u4fdd\u6301\u6570\u636e\u4e00\u81f4\u6027\u548c\u9ad8\u53ef\u7528\u6027\u7684\u91cd\u8981\u673a\u5236\u4e4b\u4e00\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u5728Kafka\u4e2d\uff0cISR\uff08In-Sync Replicas\uff09\u662f\u6307\u90a3\u4e9b\u4e0e leader \u526f\u672c\u4fdd\u6301\u540c\u6b65\u7684\u526f\u672c\u3002ISR […]<\/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-14629","post","type-post","status-publish","format-standard","hentry","category-kafka"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14629","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=14629"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14629\/revisions"}],"predecessor-version":[{"id":48007,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14629\/revisions\/48007"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14629"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}