spark-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "feiwang (Jira)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-29302) dynamic partition overwrite with speculation enabled
Date Wed, 09 Oct 2019 08:44:00 GMT

    [ https://issues.apache.org/jira/browse/SPARK-29302?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16947451#comment-16947451
] 

feiwang commented on SPARK-29302:
---------------------------------

cc [~cloud_fan]

> dynamic partition overwrite with speculation enabled
> ----------------------------------------------------
>
>                 Key: SPARK-29302
>                 URL: https://issues.apache.org/jira/browse/SPARK-29302
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.4.4
>            Reporter: feiwang
>            Priority: Major
>         Attachments: screenshot-1.png, screenshot-2.png
>
>
> Now, for a dynamic partition overwrite operation,  the filename of a task output is determinable.
> So, if speculation is enabled,  would a task conflict with  its relative speculation
task?
> Would the two tasks concurrent write a same file?



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org


Mime
View raw message