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