刘珍 created IOTDB-5655:
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Summary: [remove datanode] Performance needs to be optimized
Key: IOTDB-5655
URL: https://issues.apache.org/jira/browse/IOTDB-5655
Project: Apache IoTDB
Issue Type: Improvement
Components: mpp-cluster
Reporter: 刘珍
Assignee: Xinyu Tan
Attachments: image-2023-03-09-17-59-56-570.png
rc/1.1.0 0306_32f9db0
IoT 3副本3C5D ，缩容1个datanode（写入不停），太慢，需优化：
下图显示单线程在执行，缩容节点有28个region，每个region 迁移成功耗时5-10 分钟：
!image-2023-03-09-17-59-56-570.png!
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