RocketMQ原理
2022-08-22 10:14:29 16 举报
RocketMQ存储原理
作者其他创作
大纲/内容
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TagHashCode
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menu
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send
send(msg2)
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0
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hash(\"binlog#1001\") % totalSlotNum=n1hash(\"binlog#1111\") % totalSlotNum=n3hash(\"binlog#1002\") % totalSlotNum=n2hash(\"binlog#1112\") % totalSlotNum=n4
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inst
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n2
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success
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send(msg1)
40
order
Head
send(msg3)
msgId:1111
8 Bytes
4
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send(msg4)
commit log offset
Dispatch
send(msg5)
msgId:1114
ReputMessageService ThreadLoopCommitLog ——ConsumeQueue
ConsumeQueue
p3-p2+1
p4
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1
m2
Index File
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msgId:1112
CommitLog
p5
CommitLogOffset
Size
p3
p2
msgId:1115
p1+1
4 Bytes
msgId:1113
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