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Posted to common-issues@hadoop.apache.org by "Doug Cutting (JIRA)" <ji...@apache.org> on 2011/02/01 22:32:29 UTC
[jira] Commented: (HADOOP-6949) Reduces RPC packet size for
primitive arrays, especially long[], which is used at block reporting
[ https://issues.apache.org/jira/browse/HADOOP-6949?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12989390#comment-12989390 ]
Doug Cutting commented on HADOOP-6949:
--------------------------------------
Matt, this looks like a great way to address the compatibility issue. +1
> Reduces RPC packet size for primitive arrays, especially long[], which is used at block reporting
> -------------------------------------------------------------------------------------------------
>
> Key: HADOOP-6949
> URL: https://issues.apache.org/jira/browse/HADOOP-6949
> Project: Hadoop Common
> Issue Type: Improvement
> Components: io
> Reporter: Navis
> Assignee: Matt Foley
> Fix For: 0.23.0
>
> Attachments: ObjectWritable.diff, arrayprim.patch, arrayprim_v4.patch
>
> Original Estimate: 10m
> Remaining Estimate: 10m
>
> Current implementation of oah.io.ObjectWritable marshals primitive array types as general object array ; array type string + array length + (element type string + value)*n
> It would not be needed to specify each element types for primitive arrays.
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