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https://issues.apache.org/jira/browse/IOTDB-5472?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17687665#comment-17687665
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Haiming Zhu commented on IOTDB-5472:
------------------------------------

In the 1C1D, datanode uses 20G memory, the number of dataregions changed from 
10 to 20, so each region has smaller memory space, which causes tsfiles' size 
being smaller. As for the query, we haven't test the relationship between the 
number of regions and query efficiency.

> [Atmos]The number of tsfiles went up between db6f17e 【02/01】and 5602d0e【02/05】
> ------------------------------------------------------------------------------
>
>                 Key: IOTDB-5472
>                 URL: https://issues.apache.org/jira/browse/IOTDB-5472
>             Project: Apache IoTDB
>          Issue Type: Improvement
>          Components: Core/Engine
>            Reporter: Qingxin Feng
>            Assignee: Haiming Zhu
>            Priority: Minor
>         Attachments: image-2023-02-06-09-18-27-596.png, 
> image-2023-02-06-09-22-50-304.png, image-2023-02-08-08-41-55-425.png, 
> image-2023-02-10-08-55-18-990.png, image-2023-02-10-17-31-06-102.png
>
>
> The number of tsfiles went up between db6f17e 【02/01】and 5602d0e【02/05】
> Please refer to below picture.
>  
> !image-2023-02-06-09-22-50-304.png|width=661,height=380!



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