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Posted to issues@arrow.apache.org by "Pindikura Ravindra (JIRA)" <ji...@apache.org> on 2018/12/21 05:53:00 UTC

[jira] [Updated] (ARROW-4086) [Java] Add apis to debug alloc failures

     [ https://issues.apache.org/jira/browse/ARROW-4086?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pindikura Ravindra updated ARROW-4086:
--------------------------------------
    Summary: [Java] Add apis to debug alloc failures  (was: [Java] Add api to fetch summary of root allocator)

> [Java] Add apis to debug alloc failures
> ---------------------------------------
>
>                 Key: ARROW-4086
>                 URL: https://issues.apache.org/jira/browse/ARROW-4086
>             Project: Apache Arrow
>          Issue Type: Task
>          Components: Java
>            Reporter: Pindikura Ravindra
>            Assignee: Pindikura Ravindra
>            Priority: Major
>              Labels: arrow, pull-request-available
>          Time Spent: 50m
>  Remaining Estimate: 0h
>
> On allocation failures, it's useful to know where the memory is being used in the tree of allocators (for debugging). One way to do this would be by adding APIs to :
>  # get root allocator from a given allocator
>  # get summary of usage/limit from an allocator upto N levels (N is an input arg)



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