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Posted to hdfs-issues@hadoop.apache.org by "Zhe Zhang (JIRA)" <ji...@apache.org> on 2015/03/31 22:17:54 UTC

[jira] [Updated] (HDFS-7691) Handle hflush and hsync in the best optimal way possible during online Erasure encoding

     [ https://issues.apache.org/jira/browse/HDFS-7691?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zhe Zhang updated HDFS-7691:
----------------------------
    Parent Issue: HDFS-8031  (was: HDFS-7285)

> Handle hflush and hsync in the best optimal way possible during online Erasure encoding
> ---------------------------------------------------------------------------------------
>
>                 Key: HDFS-7691
>                 URL: https://issues.apache.org/jira/browse/HDFS-7691
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Vinayakumar B
>            Assignee: Vinayakumar B
>
> as mentioned in design doc, hsync and hflush tends to make the online erasure encoding complex.
> But these are critical features to ensure fault tolerance for some users.
> These operations should be supported in best way possible during online erasure encoding to support the fault tolerance.
> This Jira is a placeholder for the task. How to solve this will be discussed later.



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