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https://issues.apache.org/jira/browse/HBASE-15506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15214393#comment-15214393
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Vladimir Rodionov commented on HBASE-15506:
-------------------------------------------

{quote}
t's possible I am missing something. We're talking about 64KB buffers 
allocating for the HDFS stream packets, right? 100MB of garbage in 64KB chunks 
is a mere 1600 objects. Surely we're not going to be worried about that.
{quote}

100MB of garbage here, 200MB of garbage there ... adds up to GBs everywhere. 

> 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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