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Posted to issues@tez.apache.org by "László Bodor (Jira)" <ji...@apache.org> on 2020/03/08 15:28:00 UTC

[jira] [Updated] (TEZ-4132) Reuse PipelinedSorter's allocated ByteBuffer between task attempts

     [ https://issues.apache.org/jira/browse/TEZ-4132?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

László Bodor updated TEZ-4132:
------------------------------
    Description: 
Maybe ByteBuffer instances can be shared between consecutively running task attempts / pipelined sorters instead of creating and allocating them in case of every task attempt:
https://github.com/apache/tez/blob/master/tez-runtime-library/src/main/java/org/apache/tez/runtime/library/common/sort/impl/PipelinedSorter.java#L247

> Reuse PipelinedSorter's allocated ByteBuffer between task attempts
> ------------------------------------------------------------------
>
>                 Key: TEZ-4132
>                 URL: https://issues.apache.org/jira/browse/TEZ-4132
>             Project: Apache Tez
>          Issue Type: Improvement
>            Reporter: László Bodor
>            Assignee: László Bodor
>            Priority: Major
>
> Maybe ByteBuffer instances can be shared between consecutively running task attempts / pipelined sorters instead of creating and allocating them in case of every task attempt:
> https://github.com/apache/tez/blob/master/tez-runtime-library/src/main/java/org/apache/tez/runtime/library/common/sort/impl/PipelinedSorter.java#L247



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