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https://issues.apache.org/jira/browse/HDFS-1783?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14342488#comment-14342488
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Hadoop QA commented on HDFS-1783:
---------------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12531578/HDFS-1783-trunk-v5.patch
against trunk revision e9ac88a.
{color:red}-1 patch{color}. The patch command could not apply the patch.
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/9688//console
This message is automatically generated.
> Ability for HDFS client to write replicas in parallel
> -----------------------------------------------------
>
> Key: HDFS-1783
> URL: https://issues.apache.org/jira/browse/HDFS-1783
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: hdfs-client
> Reporter: dhruba borthakur
> Assignee: Rosa Ali
> Attachments: HDFS-1783-trunk-v2.patch, HDFS-1783-trunk-v3.patch,
> HDFS-1783-trunk-v4.patch, HDFS-1783-trunk-v5.patch, HDFS-1783-trunk.patch
>
>
> The current implementation of HDFS pipelines the writes to the three
> replicas. This introduces some latency for realtime latency sensitive
> applications. An alternate implementation that allows the client to write all
> replicas in parallel gives much better response times to these applications.
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