Tim Armstrong has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/9344 )

Change subject: IMPALA-5518: Allocate KrpcDataStreamRecvr RowBatch tuples from 
BufferPool
......................................................................


Patch Set 1:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/9344/1/be/src/exec/exchange-node.cc
File be/src/exec/exchange-node.cc:

http://gerrit.cloudera.org:8080/#/c/9344/1/be/src/exec/exchange-node.cc@159
PS1, Line 159: Status ExchangeNode::GetNext(RuntimeState* state, RowBatch* 
output_batch, bool* eos) {
> I thought we discussed this in the past and the conclusion was that we can
Oops, you are right.


http://gerrit.cloudera.org:8080/#/c/9344/1/be/src/runtime/row-batch.cc
File be/src/runtime/row-batch.cc:

http://gerrit.cloudera.org:8080/#/c/9344/1/be/src/runtime/row-batch.cc@123
PS1, Line 123:     BufferPool::BufferHandle* tuple_ptrs_buffer = 
&(tuple_ptrs_info_->buffer);
> Mostly 8KB I suspect if there are 1024 rows and 1 tuple (e.g. from scan nod
Seems ok to me.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If4b1a45f68b9df0d3b539511e15aff15700246f2
Gerrit-Change-Number: 9344
Gerrit-PatchSet: 1
Gerrit-Owner: Michael Ho <k...@cloudera.com>
Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com>
Gerrit-Reviewer: Michael Ho <k...@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com>
Gerrit-Comment-Date: Fri, 16 Feb 2018 21:22:23 +0000
Gerrit-HasComments: Yes

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