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From "Yi Liu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-8347) Erasure Coding: whether to use chunkSize as the to decode buffersize for Datanode striped block reconstruction.
Date Fri, 08 May 2015 06:32:00 GMT

     [ https://issues.apache.org/jira/browse/HDFS-8347?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yi Liu updated HDFS-8347:
-------------------------
    Summary: Erasure Coding: whether to use chunkSize as the to decode buffersize for Datanode
striped block reconstruction.  (was: Whether to use chunkSize as the to decode buffersize
for Datanode block reconstruction.)

> Erasure Coding: whether to use chunkSize as the to decode buffersize for Datanode striped
block reconstruction.
> ---------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8347
>                 URL: https://issues.apache.org/jira/browse/HDFS-8347
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Kai Zheng
>
> Currently decode buffersize for Datanode striped block reconstruction is configurable
and can be less or larger than chunksize, it may cause issue for Hitchhiker which may require
encode/decode using same buffersize.



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