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From "Thomas Marquardt (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-15086) NativeAzureFileSystem file rename is not atomic
Date Wed, 20 Dec 2017 23:54:00 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-15086?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Thomas Marquardt updated HADOOP-15086:
--------------------------------------
    Target Version/s: 2.7.5, 3.0.0-beta1, 2.9.0

> NativeAzureFileSystem file rename is not atomic
> -----------------------------------------------
>
>                 Key: HADOOP-15086
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15086
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: fs/azure
>    Affects Versions: 2.7.3
>            Reporter: Shixiong Zhu
>            Assignee: Thomas Marquardt
>         Attachments: RenameReproducer.java
>
>
> When multiple threads rename files to the same target path, more than 1 threads can succeed.
It's because check and copy file in `rename` is not atomic.
> I would expect it's atomic just like HDFS.



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