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https://issues.apache.org/jira/browse/HBASE-22905?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16915139#comment-16915139
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stack commented on HBASE-22905:
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Do you have a patch [~javaman_chen]? Thanks.
> Avoid temp ByteBuffer allocation in BlockingRpcConnection#writeRequest
> ----------------------------------------------------------------------
>
> Key: HBASE-22905
> URL: https://issues.apache.org/jira/browse/HBASE-22905
> Project: HBase
> Issue Type: Improvement
> Reporter: chenxu
> Priority: Major
>
> Currently BlockingRpcConnection use ByteBufferOutputStream to serialize
> CellBlock which involve temp ByteBuffer allocation, we can replace it with
> netty’s ByteBufOutputStream, just like what
> NettyRpcDuplexHandler#writeRequest doing
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