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Posted to common-issues@hadoop.apache.org by "Ranith Sardar (Jira)" <ji...@apache.org> on 2019/09/19 08:31:00 UTC
[jira] [Commented] (HADOOP-16585) [Tool:NNloadGeneratorMR]
Multiple threads are using same id for creating file LoadGenerator#write
[ https://issues.apache.org/jira/browse/HADOOP-16585?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16933165#comment-16933165 ]
Ranith Sardar commented on HADOOP-16585:
----------------------------------------
Attached the initial patch.
> [Tool:NNloadGeneratorMR] Multiple threads are using same id for creating file LoadGenerator#write
> ---------------------------------------------------------------------------------------------------
>
> Key: HADOOP-16585
> URL: https://issues.apache.org/jira/browse/HADOOP-16585
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Ranith Sardar
> Assignee: Ranith Sardar
> Priority: Major
> Attachments: HADOOP-16585.001.patch
>
>
> {code:java}
> // id would be same for multiple file, so it may occur file not found exception
> private void write() throws IOException {
> String dirName = dirs.get(r.nextInt(dirs.size()));
> Path file = new Path(dirName, hostname+id);
> ....
> fc.delete(file, true);
> ..
> }
> {code}
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