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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2017/04/03 22:55:41 UTC

[jira] [Commented] (ARROW-424) [C++] Threadsafety in arrow/io/hdfs.h

    [ https://issues.apache.org/jira/browse/ARROW-424?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15954290#comment-15954290 ] 

Wes McKinney commented on ARROW-424:
------------------------------------

TensorFlow's HDFS interface may provide some guidance about best practices here with libhdfs threadsafety: https://github.com/tensorflow/tensorflow/blob/master/tensorflow/core/platform/hadoop/hadoop_file_system.cc

> [C++] Threadsafety in arrow/io/hdfs.h
> -------------------------------------
>
>                 Key: ARROW-424
>                 URL: https://issues.apache.org/jira/browse/ARROW-424
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: C++
>            Reporter: Wes McKinney
>
> Some parts of this module may be threadsafe while others not. We should investigate libhdfs threadsafety and either add appropriate locks to permit concurrent use or add comments to provide guidance about otherwise concurrent use. 



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