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Posted to hdfs-issues@hadoop.apache.org by "Arpit Agarwal (JIRA)" <ji...@apache.org> on 2014/09/04 02:13:52 UTC
[jira] [Commented] (HDFS-6848) Lack of synchronization on access to
datanodeUuid in DataStorage#format()
[ https://issues.apache.org/jira/browse/HDFS-6848?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14120739#comment-14120739 ]
Arpit Agarwal commented on HDFS-6848:
-------------------------------------
+1 for the patch. I'll commit it shortly.
> Lack of synchronization on access to datanodeUuid in DataStorage#format()
> --------------------------------------------------------------------------
>
> Key: HDFS-6848
> URL: https://issues.apache.org/jira/browse/HDFS-6848
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Ted Yu
> Assignee: Xiaoyu Yao
> Priority: Minor
> Attachments: HDFS-6848.0.patch
>
>
> {code}
> this.datanodeUuid = datanodeUuid;
> {code}
> The above assignment should be done holding lock "DataStorage.this" - as is done in two other places.
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