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https://issues.apache.org/jira/browse/IMPALA-14739?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Smith resolved IMPALA-14739.
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Fix Version/s: Impala 5.0.0
Resolution: Fixed
> Local catalog cache mem usage is hard do diagnise
> -------------------------------------------------
>
> Key: IMPALA-14739
> URL: https://issues.apache.org/jira/browse/IMPALA-14739
> Project: IMPALA
> Issue Type: Improvement
> Components: Catalog, Frontend
> Reporter: Csaba Ringhofer
> Priority: Critical
> Fix For: Impala 5.0.0
>
>
> Huge objects like Iceberg tables with many files can dominate cache memory
> usage, but it is hard to decipher this information from metrics. There is
> also no trace of the very problematic case of truncating weight of >2GB
> objects:
> https://github.com/apache/impala/blob/3be15fd3598071eaeddd9b4d29e0883b95fdd14a/fe/src/main/java/org/apache/impala/catalog/local/CatalogdMetaProvider.java#L2353
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