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Posted to hdfs-issues@hadoop.apache.org by "Li Bo (JIRA)" <ji...@apache.org> on 2015/04/01 07:43:54 UTC

[jira] [Updated] (HDFS-7786) Handle slow writers for DFSStripedOutputStream

     [ https://issues.apache.org/jira/browse/HDFS-7786?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Li Bo updated HDFS-7786:
------------------------
    Summary: Handle slow writers for DFSStripedOutputStream  (was: Handle slow writers for DFSOutputStream when there're multiple data streamers)

> Handle slow writers for DFSStripedOutputStream
> ----------------------------------------------
>
>                 Key: HDFS-7786
>                 URL: https://issues.apache.org/jira/browse/HDFS-7786
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Li Bo
>            Assignee: Li Bo
>             Fix For: HDFS-7285
>
>
> There're multiple data streamers in DFSOutputStream if it is used to write a striping layout file. These streamers may have different write speed, and some may write data very slowly. Some streamers may fail and exit. We need to consider these situations and give reliable handling. 



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