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Posted to notifications@iotdb.apache.org by "ZhangZhengming (Jira)" <ji...@apache.org> on 2021/11/08 11:15:00 UTC

[jira] [Created] (IOTDB-1965) use DataMigrationExample to split a large tsfile，but after merge,i get some large tsfile

ZhangZhengming created IOTDB-1965:
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             Summary: use DataMigrationExample to split a large tsfile，but after merge,i get some large tsfile
                 Key: IOTDB-1965
                 URL: https://issues.apache.org/jira/browse/IOTDB-1965
             Project: Apache IoTDB
          Issue Type: Improvement
            Reporter: ZhangZhengming
         Attachments: image-2021-11-08-19-10-08-541.png, image-2021-11-08-19-11-36-410.png, image-2021-11-08-19-13-27-211.png

i use iotdb/example/session/src/main/java/org/apache/iotdb/DataMigrationExample to query iotdb-a and write iotdb-b

i want split some large tsfile to some small tsfile

!image-2021-11-08-19-10-08-541.png!

I get  6.54G seq-data, 13.6G unseq-data

!image-2021-11-08-19-11-36-410.png!

 

then i open compaction_strategy=LEVEL_COMPACTION and  enable_unseq_compaction=true

!image-2021-11-08-19-13-27-211.png!

then，I get three tsfile in sequence folder, one 13G,one 6G,one 1G

 

I hope get some small tsfile，i‘m failure



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