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From "Wenchen Fan (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-30290) Count for merged block when fetch continuous blocks in batch
Date Wed, 25 Dec 2019 10:58:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-30290?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wenchen Fan resolved SPARK-30290.
---------------------------------
    Fix Version/s: 3.0.0
       Resolution: Fixed

Issue resolved by pull request 26930
[https://github.com/apache/spark/pull/26930]

> Count for merged block when fetch continuous blocks in batch
> ------------------------------------------------------------
>
>                 Key: SPARK-30290
>                 URL: https://issues.apache.org/jira/browse/SPARK-30290
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 3.0.0
>            Reporter: L. C. Hsieh
>            Assignee: L. C. Hsieh
>            Priority: Major
>             Fix For: 3.0.0
>
>
> We added shuffle block fetch optimization in SPARK-9853. In ShuffleBlockFetcherIterator,
we merge single blocks into batch blocks. During merging, we should count merged blocks for
maxBlocksInFlightPerAddress, not original single blocks.



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