Dan Hecht has posted comments on this change.

Change subject: IMPALA-2399: Check for mem limit in allocations in parquet 
scanner and decompressor
......................................................................


Patch Set 12:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/2203/12/be/src/exec/hdfs-parquet-scanner.cc
File be/src/exec/hdfs-parquet-scanner.cc:

Line 1569:     RETURN_IF_ERROR(state_->CheckQueryState());
> Replaced with GetQueryStatus(). If we are to introduce GetUDFStatus(), we p
Sure, that sounds good.  My main concern was leaving the calls to 
AnyLimitExceeded() since that would mask cases this patch didn't fix up but was 
expecting to.


http://gerrit.cloudera.org:8080/#/c/2203/12/be/src/exec/hdfs-scanner.cc
File be/src/exec/hdfs-scanner.cc:

Line 196:   // TODO: move this to ProcessSplit() / ProcessRange().
> If we have to keep it together with FreeLocalAllocations(), it may not be a
Let's talk about this. I do think it'd be nice to get rid of parse_status_ 
eventually, but I think it's there for performance reasons.  But maybe we've 
made enough progress on Status perf that we can remove it.


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ic70400407b7662999332448f4d1bce2cc344ca89
Gerrit-PatchSet: 12
Gerrit-Project: Impala
Gerrit-Branch: cdh5-trunk
Gerrit-Owner: Michael Ho <[email protected]>
Gerrit-Reviewer: Dan Hecht <[email protected]>
Gerrit-Reviewer: Michael Ho <[email protected]>
Gerrit-Reviewer: Skye Wanderman-Milne <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-HasComments: Yes

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