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https://issues.apache.org/jira/browse/HDFS-15055?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lukas Majercak updated HDFS-15055:
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Description: Currently, DFSInputStream clones the buffer passed from the
caller for every request, this can have severe impact on the performance
(imagine cloning a 1GB buffer). (was: _emphasized text_)
> Hedging clones client's buffer
> ------------------------------
>
> Key: HDFS-15055
> URL: https://issues.apache.org/jira/browse/HDFS-15055
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: hdfs-client
> Affects Versions: 2.9.2, 3.3.0, 3.2.1, 2.9.3, 3.2.2
> Reporter: Lukas Majercak
> Priority: Critical
>
> Currently, DFSInputStream clones the buffer passed from the caller for every
> request, this can have severe impact on the performance (imagine cloning a
> 1GB buffer).
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