[jira] [Closed] (FLINK-12986) Add alternative implementations for BoundedBlockingSubpartition to address stability issues

["Stephan Ewen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-12986?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Stephan Ewen closed FLINK-12986.
--------------------------------

> Add alternative implementations for BoundedBlockingSubpartition to address stability issues
> -------------------------------------------------------------------------------------------
>
>                 Key: FLINK-12986
>                 URL: https://issues.apache.org/jira/browse/FLINK-12986
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Runtime / Network
>    Affects Versions: 1.9.0
>            Reporter: Stephan Ewen
>            Assignee: Stephan Ewen
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.9.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> As discussed on the parent issues, the first implementation (based on memory mapped files) caused some stability issues under memory pressure.
> This issue tracks adding alternative implementations (as discussed on the parent issue)
> * Eagerly write to file and read via memory mapping the file (mode {{FILE_MMAP}})
> * Eagerly write to file and read from file (mode {{FILE}})
> * The existing implementation will be retained as mode {{MMAP}}



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