1、NameServer
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2、broker
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3、topic
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4、messagequeue
(1)
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5、broker数据持久化
(1)commitLog
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(2)messageQueue在存储中提现在哪
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(3)同步刷盘、异步刷盘
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6、消费者
(1)消费组
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7、数据丢失问题(事务)
(1)
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(2)数据零丢失
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8、消息重复
(1)重复场景
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(2)解决方案
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9、案例
(1)由于消费系统故障导致MQ中百万消息积压,如何处理
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(1)
(1)commitLog
(2)messageQueue在存储中提现在哪
(3)同步刷盘、异步刷盘
(1)消费组
(1)
(2)数据零丢失
(1)重复场景
(2)解决方案
(1)由于消费系统故障导致MQ中百万消息积压,如何处理
本文标题:rocketmq消息中间件
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