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Posted to commits@hudi.apache.org by "sherhomhuang (Jira)" <ji...@apache.org> on 2022/06/20 14:54:00 UTC

[jira] [Updated] (HUDI-4283) The memory cost in HoodieMergeHandle is increasing as the size of base file

     [ https://issues.apache.org/jira/browse/HUDI-4283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

sherhomhuang updated HUDI-4283:
-------------------------------
    Summary: The memory cost in HoodieMergeHandle is increasing as the size of base file  (was: The memory cost in HoodieMergeHandle is increasing as the size of base file is bigger and bigger)

> The memory cost in HoodieMergeHandle is increasing as the size of base file
> ---------------------------------------------------------------------------
>
>                 Key: HUDI-4283
>                 URL: https://issues.apache.org/jira/browse/HUDI-4283
>             Project: Apache Hudi
>          Issue Type: Improvement
>          Components: archiving, compaction, performance
>            Reporter: sherhomhuang
>            Assignee: sherhomhuang
>            Priority: Major
>
> Suppose a situation, there is a large history data in one dimension table. All files are in base path. There are few changes in the table, but for the large num of history data. It costs a large memory in _*HoodieMergeHandle,*_ because it will cache _*writtenRecordKeys*_ in memory.  



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