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replica fetch #7

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ping-chang-xin opened this issue Jan 2, 2022 · 0 comments

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ping-chang-xin commented Jan 2, 2022

kafka主从副本同步流程

每个broker内部都有连接其它broker的副本同步线程（ReplicaFetcherThread）
Producer将消息发送给主题分区的领导者副本（master replica）所在的broker
追随者副本（follower replica）所在broker通过ReplicaFetcherThread向领导者副本所在broker发送Fetch请求

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