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https://issues.apache.org/jira/browse/HBASE-15506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15218113#comment-15218113
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stack commented on HBASE-15506:
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bq. In any case, we should be able to create some single server test workload 
that exhibits problems if there are any. 

Thanks for the refresher [~lhofhansl] Agree would like to see evidence of 
benefit; in this case, we'd get new configs, a mechanism we'd be first to use 
(I think), and in testing in the past, no discernible benefit.

> FSDataOutputStream.write() allocates new byte buffer on each operation
> ----------------------------------------------------------------------
>
>                 Key: HBASE-15506
>                 URL: https://issues.apache.org/jira/browse/HBASE-15506
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Vladimir Rodionov
>            Assignee: Vladimir Rodionov
>
> Deep inside stack trace in DFSOutputStream.createPacket.
> This should be opened in HDFS. This JIRA is to track HDFS work.



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