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https://issues.apache.org/jira/browse/HBASE-15506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15242225#comment-15242225
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Vladimir Rodionov commented on HBASE-15506:
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{quote}
I am only saying that a statement like "heap allocations are bad" is simply not
generally true.
{quote}
I can't concur here with you. Frequent allocations -> frequent minor GC
collections -> frequent stw pauses - bad 99%.
> 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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