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Posted to dev@iotdb.apache.org by "Jialin Qiao (Jira)" <ji...@apache.org> on 2020/02/26 02:47:00 UTC

[jira] [Closed] (IOTDB-478) Redesign the cache in TsFile/Engine

     [ https://issues.apache.org/jira/browse/IOTDB-478?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jialin Qiao closed IOTDB-478.
-----------------------------
    Fix Version/s: 0.10.0-SNAPSHOT
       Resolution: Fixed

> Redesign the cache in TsFile/Engine
> -----------------------------------
>
>                 Key: IOTDB-478
>                 URL: https://issues.apache.org/jira/browse/IOTDB-478
>             Project: Apache IoTDB
>          Issue Type: Improvement
>          Components: Core/Engine, Core/TsFile
>            Reporter: Jialin Qiao
>            Assignee: Yuan Tian
>            Priority: Major
>             Fix For: 0.10.0-SNAPSHOT
>
>
> Currently, the ChunkLoaderImpl has an internal cache, which is not used in the server. This may cause much gc overhead.
> I suggest removing the cache in ChunkLoaderImpl, leaving ChunkLoader only a tool, and redesign the cache in TsFile and server.



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