Bikramjeet Vig has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/12401 )

Change subject: IMPALA-8064: Improve observability of wait times for runtime 
filters
......................................................................


Patch Set 2:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/12401/2/be/src/exec/scan-node.cc
File be/src/exec/scan-node.cc:

http://gerrit.cloudera.org:8080/#/c/12401/2/be/src/exec/scan-node.cc@172
PS2, Line 172: 32
int64 here and for 'end'. int32 will work for wait_time_ms() since delay is a 
difference between 2 time values, but start and end store the absolute result 
from MonotonicMillis() which is usually the time since system start and can be 
a larger number than what int32 can store


http://gerrit.cloudera.org:8080/#/c/12401/2/be/src/exec/scan-node.cc@191
PS2, Line 191: Maximum runtime filter wait time
reading it now, this might sound like its just printing out the 
max_runtime_filter_wait_time query option instead the actual wait time since it 
can be equal to the query option in some cases where the filters dont arrive on 
time. Unfortunately, i dont really have a better suggestion without being 
verbose.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I28fd45e75c773bc01d424f5a179ae186ee9b7469
Gerrit-Change-Number: 12401
Gerrit-PatchSet: 2
Gerrit-Owner: Pooja Nilangekar <pooja.nilange...@cloudera.com>
Gerrit-Reviewer: Bikramjeet Vig <bikramjeet....@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Michael Ho <k...@cloudera.com>
Gerrit-Reviewer: Pooja Nilangekar <pooja.nilange...@cloudera.com>
Gerrit-Comment-Date: Mon, 11 Feb 2019 21:50:21 +0000
Gerrit-HasComments: Yes

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