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Posted to notifications@iotdb.apache.org by "Yuan Tian (Jira)" <ji...@apache.org> on 2022/01/23 03:23:00 UTC

[jira] [Created] (IOTDB-2473) ModificationFile memory management

Yuan Tian created IOTDB-2473:
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             Summary: ModificationFile memory management
                 Key: IOTDB-2473
                 URL: https://issues.apache.org/jira/browse/IOTDB-2473
             Project: Apache IoTDB
          Issue Type: Improvement
          Components: Core/Engine
            Reporter: Yuan Tian
            Assignee: Haiming Zhu
         Attachments: image-2022-01-23-11-21-55-525.png

We cache all the `Modification` for all tsfiles in memory, if there exists too many modifications, it will take too much memory and this part of memory we never take into control. As the time goes, it may cause OOM.

!image-2022-01-23-11-21-55-525.png!



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