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[ISSUE #7063] doc: fix typo in user_guide.md #7060

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Jul 23, 2023
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[ISSUE #7063] doc: fix typo in user_guide.md #7060

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2 changes: 1 addition & 1 deletion docs/cn/msg_trace/user_guide.md
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Expand Up @@ -35,7 +35,7 @@ namesrvAddr=XX.XX.XX.XX:9876
RocketMQ集群中每一个Broker节点均用于存储Client端收集并发送过来的消息轨迹数据。因此，对于RocketMQ集群中的Broker节点数量并无要求和限制。

### 2.3 物理IO隔离模式
对于消息轨迹数据量较大的场景，可以在RocketMQ集群中选择其中一个Broker节点专用于存储消息轨迹，使得用户普通的消息数据与消息轨迹数据的物理IO完全隔离，互不影响。在该模式下，RockeMQ集群中至少有两个Broker节点，其中一个Broker节点定义为存储消息轨迹数据的服务端。
对于消息轨迹数据量较大的场景，可以在RocketMQ集群中选择其中一个Broker节点专用于存储消息轨迹，使得用户普通的消息数据与消息轨迹数据的物理IO完全隔离，互不影响。在该模式下，RocketMQ集群中至少有两个Broker节点，其中一个Broker节点定义为存储消息轨迹数据的服务端。

### 2.4 启动开启消息轨迹的Broker
`nohup sh mqbroker -c ../conf/2m-noslave/broker-a.properties &`
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