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https://issues.apache.org/jira/browse/HDFS-12303?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Wang updated HDFS-12303:
-------------------------------
Release Note: The cell size of the provided HDFS erasure coding policies
has been changed from 64k to 1024k for better performance. The policy names
have all been changed accordingly, i.e. RS-6-3.1024k.
> Change default EC cell size to 1MB for better performance
> ---------------------------------------------------------
>
> Key: HDFS-12303
> URL: https://issues.apache.org/jira/browse/HDFS-12303
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Wei Zhou
> Assignee: Wei Zhou
> Priority: Blocker
> Labels: hdfs-ec-3.0-must-do
> Fix For: 3.0.0-beta1
>
> Attachments: HDFS-12303.00.patch, HDFS-12303.01.patch,
> HDFS-12303.02.patch
>
>
> As discussed in HDFS-11814, 1MB cell size shows better performance than
> others during the tests.
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